Gmt400 evo delete Great site. If you just disconnect the electrical connections, either @ the pump or @ the column, the pump remains in boost mode. 3 to 1988 5. Joined Jan 23, 2018 Messages 68 Rag Joint Delete?? Thread starter noabarron3; Start date Nov 21, 2020; Disclaimer: Links on this page pointing to Amazon, eBay and other sites may include affiliate code. What do I do? Thanks Cool! Sounds like a sweet ride. I also did an ABS delete according to this link. whether it be via cam profile or EGR) That's really only an issue if you're worried about fuel economy though, otherwise ignore. A ring built into the pipe is the sealer. This will remove it from the pump's housing. Is it possible to put in an evo bypass without removing the pump. Use the cheap tool to lock your proportioning valve while bleeding. df2x4. EGR on a TBI does nothing at WOT. the smog pump seiezed up on me and id rather just get rid of it. Here's my situation. Have fun though! (you can't effectively tune an engine to run stable at high lambda without some sort of inert recirculation into the combustion process. 3 it has "patches" (the left 2)already in there. Send Private Topic View Profile. I've got please delete. Thread starter nate3531; Start date Jan 19, 2012; Disclaimer: Links on this page pointing to Amazon, eBay and other sites may include affiliate code. Based on this, when ordering new Blue Top steering box. Get a new master cylinder from a 99-05 etc and a proportioning valve. Now remove the electrical harness to the PS EVO, the high pressure PS line and now the assembly is free. move the EVO valve over to the new pump delete the EVO and buy a bypass valve or replace your pressure line with one from 96 I'm opting for the 96 pressure line route as I also want to swap a 96 steering gear onto my 98 K1500. Deleted the EVO from the pump using the Dorman fitting. I replaced the sensor on the column multiple times in both trucks as I really liked the EVO when it worked properly. Jan 4, 2017 #1 S. EVO delete kits are a factory service item, number 19168825, still available on ebay. This is exactly what you need to delete the EVO. Thread starter tloc2290; Start date Oct 21, 2023; Disclaimer: Links on this page pointing to Amazon, eBay and other sites may include affiliate code. Use this subreddit to post pictures of your GMT400 trucks, show us your mods, or ask for advice. Cunningham machine steering shaft and this bearing,will take out any steering wheel to steering box play,Yes you have to remove the steering sensor for the bearing. Thread starter Z71Sierra; Start date May 9, 2013; Disclaimer: Links on this page pointing to Amazon, eBay and other sites may include affiliate code. Now remove the nut that is visible on the front of the bracket and use a star socket to remove the stud that nut was attached to. Replies 38 Views 2K. Pinger. I didn't think about changing that valve limiting the pressure to the booster. Off topic, but the Cavalier 2. Do an EVO search on the forum. Sent from my SM-G950U using Tapatalk . What's new. Has anyone replaced the EVO wheel sensor and still had issues (ie the valve on the pump is bad?) I would hate to spend the $40-$60 on the sensor just to find out the EVO valve is bad. Technically you want all of these pieces out of a non-evo pump to properly delete the EVO. Picking up a new welder when Forums. The steering WAS tight but Mine a little different of course, as I had to remove the entire rag joint coupling from the shaft in preparation for the U-joint. It was like that from day one. Replies 24 Views 1K. Dec 5, 2024. A new style of Diamond Reflector headlights on ebay choke collar delete. Otherwise I'll probably just swap the steering speed sensor. I put an evap pressure sensor and canister vent valve on my 97 van after swapping to an 0411 because I got tired of smelling raw fuel escaping from the canister when I was parked in hot weather. I still have EVO, so I don't have direct experience doing this. crusty; Dec 4, 2024; Engine Performance + Maintenance; 2 3. Thread starter sgf54; Start date Jan 4, 2017; Disclaimer: Links on this page pointing to Amazon, eBay and other sites may include affiliate code. r/GMT400. I did not want to do that because it results in "Can an EVO Delete be done without removing Power Steering Pump?" "If so, anyone have the documentation on how to do so?" Got a leaky Power Steering Pump to Been digging some more to try to find out what the EVO valve looks like off the pump. You can get the pressure line for the HB from the PS pump for a 96 or older and it'll curve right into the back of the pump. Latest: JohnDenver; 3 minutes ago; OEM and Custom Interiors. 7l egr delete (Topic#321604) M1tch Forum Newbie Posts: 4 Reg: 12-29-14. The fitting ended up going straight into the proportioning valve without needing the fitting (some people have said they have experienced this) but it wouldn’t fully seal tight No O rings. Possible? yup. i. The diverter is controlled BY the ECM. Joined Dec 16, 2010 Messages 2,740 Reaction score 1,250 Location Loo E Z an uh. I have a 98 K2500 with an 5. Uh-uh,total rust bucket. 97 Power Steering EVO delete. Reactions: HotWheelsBurban Sep 3, 2023 Simply put, that sucks. While you have the pump off, read into the EVO failures, and decide if you want to tackle the delete while you have it apart. on a 1500 I wouldn't worry about it that much. Sorry if this post has been here before but i looked and couldn't find one for single cat. The bolt size is 5/16"-18x1-1/4", grade 8 and i got them off the bolt rack at O'reilly. My wallet is telling me to just buy the rebuilt O'Reilly pump with the EVO delete kit as it is only $20 more than the delete kit itself and it has a lifetime warranty. That eliminates an added point for future leaks, one less connection and one less o'ring. plug the egr, If you install the evo delete kit, you are making your truck like a 96 and older rig. I deleted them on my 1992 years ago. 11K subscribers in the GMT400 community. But; baaad idea. I have not done mine, but I know there is a blank off plate for the EGR hole in the intake manifold. The Q/R box upgrade doesn't require the EVO to be deleted. If I were changing the pump, I would get a 95 pump and hose. The replacement pumps come with a flow control valve attached that appears to mimick the older gen setups. Deleting the Evap IMO is just dumb, why do you want to smell fuel fumes when parked. www. I found this article but just wanted some clarity. Remove ABS module and lines. I know hp tuners has a black box that'll give you egr delete options on vortex motors, contact them on Tuesday and ask them if you can delete the whole unit with a block off plate and keep the check engine off. Personally I would want them out of a GMT400 so that the control valve provides the designed steering effort and feel for the earlier GMT400 truck. Then you need to turn that thin nut next to 2nd part of the EVO. Has anyone done away with there EVO power steering assist on the 97, 98 ??? What does it take to get rid of the EVO. In this other photo I found It looks like it's not impossible to pull the servo coils from the stem and gain easy access to the nut. My 99 Suburban was the last year to be built on the GMT400 platform even though the last year for the pickups was 98. Joined Nov 12, 2016 Messages 3 Will not increase power at all. L. If you click them and make a purchase, we may earn a I have a 1994 5. (havent got around to it on my 98 yet) but zero issues. Is there any how tos out there on an A/C delete on a 97 Vortec K1500. When it comes time to replace the pump it will get one off a 96 as well as the pressure hose. I also found that the P# for the 96 trucks were only used for The EVO speed sensor is more reading the speed that you’re turning the steering wheel. Large is now in the front and the smaller one is now closest to the firewall. I ordered the hose and plan to i have a 1993 chevy k1500 with a 350 and was thinking bout buying headers. My new brake system consists of the original vacuum booster and master cylinder with 3/16 braided stainless lines to a Wilwood adjustable p-valve. Electric fan conversion. You probably need a new wheel speed sensor, but the problem could be in the wire harness closer to the ABS unit, or potentially a fault in the ABS unit itself. I can probably find the GM part numbers so you atleast have an interchange to go off. It works grate. The diverter valve does not send info "to" the ECM. How did you delete your EVO? Maybe something with the way you did it is causing a over boosting issue. , I thinks its NPT threads, so a pipe plug should screw in, or you can cut the pipe off and crip the end, the braze it closed. My girlfriend drove it the other day for the first time and didn't really like the steering. Any time the EVO output doesn't seem consistent throughout the same drive cycle it's always that sensor failing in my experience. Our son has a 98 K1500 with 18” rims that the previous owner installed. Doing that leaves it in constant boost mode, which will help to speed up it's demise. Full boost mode is normal mode once you delete EVO anyway. I wouldn't delete the CCP unless you want to smell gas all the time. There are some duty cycles associated with this i. AuroraGirl '97 C1500 Power Steering Parts Selection (EVO Delete) Dude I unplugged the column sensor at least 5 years ago and it's fine. Seriously, I have EGR delete and added Hiway Lean Cruise on my 88. I have read alot about the steering postion sensor or evo sensor being the main problem I was wandering if anyone has done this before and has detailed instructions on how to replace it. This part is way more expensive than it should be ABS delete. IMPORTANT: Erase the PASSLOCK(TM) related Diagnostic Trouble Codes (DTCs) that are stored in the VCM/PCM. In my AMUS bin file with mask $42-1227747-V5. Get rid of it right off the back of the pump, then you have to change the high-pressure line for a pre-EVO style. It is a wear item just like engine oil. 7 swap Has anyone replaced the EVO wheel sensor and still had issues (ie the valve on the pump is bad?) I would hate to spend the $40-$60 on the sensor just to find out the EVO valve is bad. If you want to remove it all you need is the high pressure line for a 96 truck, as they were the last year prior to it's implementation. If you were a 2500/3500 doing actual work I'd say it's a mandatory item, in particular on trucks equipped with hydroboost. 10 How is your EVO bypassed? Do you have a replacement pump with the '96 style pressure line connection, or the EVO bypass kit from GM on a '98 pump? For the record, the Edelmann 6023R pump (spec'd for a '96, pre-EVO) on my '97 C1500 works great. 2 liter SOHC engine. I replaced the OEM Master Cylinder (MC) with a Little Shop Manufacturing MC in which the fluid reservoirs are opposite of OEM. Haven’t got the ones at the filter yet but they look the same just bigger. I used a melling oil filter adapter for a typical 350, and a Bosch 3322 oil filter. Replacement pumps seem to be missing this part, and GM seems to recommend deleting it as it caused issues. You are now driving an older rig feel wise. Replies 20 Views 6K. g. I've got a parts 99 Chevy that I don't think had the lock crap on it but I honestly have no clue where to find it. Would this be solved by removing the Re: Deleting evo steering sensor 12-08-06 10:11 AM - Post# 1046304 In response to REBORN55 I'm just a shade tree, With minimal shade and Texas sun most of the time, so my brain is fried, but the way I understand the variable steering on my 98, there is a ring in the steering column and it feeds a signal to somewhere along a wire, this tells whatever how much EGR is a crap emissions component. I want to delete the oil cooler, can I take off the original horizontal oil filter adapter and remove the 2 fittings that the hoses clip into from the adapter and just put pipe plugs in them and put the adapter back on the engine. Also any experience with Oreilly pumps? They have a lifetime warranty and come with the EVO delete kit installed for roughly $20 more than the EVO kit 5. In fact, I just bought a new EVO line because my old one was leaking so I wouldn't have to dick around with yanking the pump and doing a full delete. Feb 16, 2022 #5 1998_K1500_Sub Nitro Junkie. Also any experience with Oreilly pumps? They have a lifetime warranty and come with the EVO delete kit installed for roughly $20 more than the EVO kit Is it going to throw anything off drivability wise if I delete my cat and don't tune out the post cat 02? This is on my 97 350. Latest: 97CK30943; 33 minutes ago; Car / Truck Photos and Videos. Eliminates the little EVO delete "U" shaped line if you're as into a clean look as much as I Go to GMT400 r/GMT400. Variable EVO delete: Initially I thought it would be a Shame to lose it because steering becomes pretty light at highway speeds. I expect the pump is suitable regardless, but I've not actually confirmed that the non-HB and HB pumps have the same flow / pressure characteristics. Actual speed sensors aren’t in the wheels They’re in the transmissions / t case. I should note I dont pull with the truck but have made 6-7 trips from NC to NJ with zero issues since about 25k miles on a 200k motor. Part number 19168825 does anybody know if u need to remove power steering pump to install this bypass my 35s won't turn to park and senseo is bad but they sell this instead any help would be great thanks As @454cid noted, that extra fitting is the return line for the hydroboost system. There is no denying fresh clean air is better then recirculated heated air. Some have chosen to disconnect their EVO plug on the back of their power steering pump for various valid reasons. I don't want any codes or stuff coming up. com Last edited: Feb 16, 2022. The power steering pump had started leaking at the pressure hose and power steering went completely away. The delete kits usually have a C shaped piece of tubing that relocates the pressure port to the same location as the OE EVO fitting allowing use of the stock hose. Feels just like the stock pump on my '97 K1500 Suburban with the GM EVO delete kit installed. 7. Regarding the PassLock delete I just replaced my pump with a reman that comes with the S pipe AKA EVO bypss pipe in the box. Continental Hose Kit Review. If the EVO module doesn't get the signal it's expecting from the column sensor, it opens the solenoid on the pump all the way. It had bald BFG ATs and a shot steering system. This pump, with the by-pass kit installed, will install the same as the OE unit and function as a standard steering system would. shorter brake pedal travel Disclaimer: Links on this page pointing to Amazon, eBay and other sites may include affiliate code. Lyonsperf; Nov 2, 2024; Engine Performance + Maintenance; GMT400 Contact us; Terms and rules; Pre & post EVO pumps are the same. I guess it’s personal preference if you want to delete it. C0503 is for ABS, specifically the front left wheel speed sensor. Part number 19168825. Thread starter atyates; Start date Mar 5, 2013; Disclaimer: Links on this page pointing to Amazon, eBay and other sites may include affiliate code. It is my third RCSB GMT400. Now you can easily lift the PS pump and bracket as a unit up and back towards the radiator. Disclaimer: Links on this page pointing to Amazon, eBay and other sites may include affiliate code. Everything else stays the same? Or is there an Hi y'all. If it is how do I do it. The red truck originally had a GM EVO bypass kit as well, but something behind the pump (I suspect the extra connection point that the GM bypass kit introduces) started leaking badly, so I replaced it with the '96 pump and pressure line. I certainly do not want to limit the capacity of the system. Need to remove the C-clip so as to remove the 1st part. Looks like AN male flare on the pipe, at the radiator. Proper power steering delete. While ATF may not have the same viscosity, its cleaning and varnish removing properties make it an ideal flush fluid. I had the EVO on my 1998 Suburban. the tube going to the back of the intake is held on by one bolt i believe it comes right off. (EVO Delete) df2x4; Nov 28, 2023; Engine Performance + Maintenance; 2 3. I did everything right, no leaks, brakes work great, don't have a spongey pedal anymore, but at a red light it's as if I'm pushing the gas pedal, I have to put all my weight on the brake pedal and the truck still inches forward, I've started putting it in park at red lights cause it won't stay Ecm delete possible? Thread starter 35hunnit; Start date Sep 23, 2022; GMT400 Tahoe Z71. slow_c1500; Oct 19, 2024; Engine Performance + Maintenance; 2 3 4. Remove it and have it deleted from the pcm, simple as that. No power steering when you actually needed it. Will deleting this system cause the brake light to be all the time (it already is for me; I have a trouble code stored in the ABS module)? I was hoping that I could kill 2 birds with one stone: get that brake light out and stiffen up those brakes. I just put a new line bc the old one was shot. Front brakes are braided stainless 3/16 lines from the p-valve to the factory 3/16 hard lines on the frame. It'll have an extra 180* bend so that it comes around to the back of the pump. I disconnected the pigtail for the sensor at the pump,because it failed and gave the icing feeling described in the forums (gmt400 evo delete),unplugged the steering pump will go Hey all, is it possible on a GMT400 to do a proper power steering delete? hydroboost steering effort without evo. I fought to keep the EVO functional in my '97s for way too long, replaced the column sensor in both multiple times. The EVO system is designed to give more assist at low speed, less assist at high speed. First question, I need a pressure line and pump for a '96 right? Hey all, I know how the search function works, however it always pulls up 100+ different threads. just wanted to clean up the engine bay some so i can eventually ls swap Cut bottom flange off valve and sanded smooth and flat Made a cover plate from 1/4" flat stock and drilled 2 holes to fit www. The GM 19420681 pump that RA lists for a '97 is twice the price of the Edelmann and according to the description you need to either swap your EVO solenoid over or use the GM EVO delete kit. sgf54 Newbie. GMT400 CK Manual Project The 1988 - 1998 GMT400 Chevy & GMC Pickups Message Board. Latest: joeblow867; Today at 3:24 AM; Engine Performance + Maintenance. I recently replaced my engine, power steering pump and did the evo delete. Soooo I capped off the rear brakes at the master cylinder and pulled the abs fuse because I didn't want that going through my Tcase if I was in 4 wheel. S. The brakes, as most of you know, SUCK. J. About 2 or 3 year after I bought the truck, The EVO sensor on the column went out. Next you need to remove the old vacuum line the fed the original vacuum booster, on a TBI engine it can be removed and an NPT plug installed in the intake or you could plug the line with a bolt and clamp it off, and on a vortec you can plug the line and clamp it off or get the small twist in intake plug that came factory on the factory vortec truck's that came equipped . The most effective modification to remedy this starts with the brake boosting system. Seems I am hooked also. The pressure is set and regulated by the adapter installed in the back of the PS pump. I blew a rear brake line last winter and didn't feel like fixin it cause it was cold and I'm lazy like that. Many people dislike the feel the trucks have with it, but it's all preference. Oct 22, 2024. My Simple EVO Steering-Feel Modification Proper power steering delete. If you're planning on doing an EVO delete, do it at the same time. Remove the 'EVO' B. Have you tried replacing it? I'm aware of the bypass kits but I have no plans of deleting the EVO on my trucks. ADMIN MOD Evo bypass . Prev. tuck harness. After doing some research, I was told to swap my gear box with one out of a 98. e. I just put on a set of 285/65r18 Nitto trail grapplers and have a question about how they “should” handle versus If you delete egr you're definitely going to throw a check engine, likely run lean without running a tuner. How can i cut to fit pipe or should i use reducers? Mind u its a y pipe into a single cat and front side looks way bigger then exit of cat. They are making it with a medium stiffness so that it will work with evo and non-evo power steering. . Pretty simple. i cant find any headers with the o2 sensor bung already on it so is there a way you can delete the o2 sesnor and the truck still run fine thanks. Members Online • Any_Professor6607. I have evo in my 97 Tahoe but am looking at deleting it if I have problems. Rather than try to activate the ABS valve to fully bleed the system, or have a dealership charge me an arm and a leg to bleed them I opted to delete the ABS system. Just did an oil cooler delete on my 94 with a suspension lift. In my opinion, the greatest flaw of the GMT400(OBS) half tons is the brakes. GMT800 LOWER CONTROL ARMS FOR GMT400?? Latest: BBslider001; 15 minutes ago; Stock Suspension + Bolt On Kits. As with everything gm, the bean counters made sure it was too poorly made to be reliable, so it was quickly discontinued. GMT400 Forever! Joined Mar 21, 2015 Messages 2,098 Reaction score 3,350 Location Longview, TX. I've discussed "EGR Disclaimer: Links on this page pointing to Amazon, eBay and other sites may include affiliate code. I just installed a proportioning valve thanks to that Draggin guy's good advice to make the process simple. so my question is. I would call Redhead, as already suggested, and ask them about the proper lines to buy, or if the boxes are any different. The steering, especially with bigger tires will feel somewhat sluggish in a parking lot at slow speeds, and at higher speeds, the thanks for the response. the steering feel “sportier” than it felt with the original EVO system. May be hard on seals and lead to premature failure. Reactions: east302. What is the year and model of the truck? May 23, 2018 #3 T. To delete it, you have to replace the intake, the distributor, figure out the gauge wiring, and in auto trans models, you need to swap the trans for a non computer controlled one, or, get a stand alone ECM for that to or, have yours programmed just for the trans. If you click them and make a purchase, we may earn a small commission. Can someone assist me in either bypassing, permanently removing, or even just where I could find the box on my truck? I don't have any money or a spare car to even go get a job with anymore to afford new parts. Well, I should perhaps give my point of reference. Turnerjcaleb411 OBS Enthusiast. I'll have to give that some thought. I removed it in my 98 K3500. The cheapest is to get rid of the ABS and just install a Prop Valve, and then if you want to take it up a level, put a hydro-boost on it like Wh4t3v3rs said there. On top of that my pump appears to be leaking from the input shaft. Joined Mar 1, 2012 Messages 11,525 Reaction score 13,792 Location GMT400 Contact us; Terms and rules; Hey all, is it possible on a GMT400 to do a proper power steering delete? Because I know steering a vehicle intended for PS with it disabled is harder than steering a vehicle that never had PS. People claim you'll get 10-15% increase in MPG with HLC. Finally gave up and bypassed the EVO, and I don't miss it one bit. 7l. To answer the original question though, here's GMs EVO delete kit. I hope my post isn't out of place. I had the local Chevy dealer replace the sensor. Seriously. Has NOTHING to do with power steering/EVO/PS pump. Initial diagnosis would be to connect a multimeter, set to "low" AC volts, (my meter's low I think the delete pumps, are EVO with adapters for using the EVO lines. I say delete them 1989 Chevy OBS regular cab here and I am PERPLEXED. 88-94 Radio Delete Inserts. I removed the EVO and installed the GM-sanctioned "kit" as a replacement for the EVO, consisting of a fixed flow control orifice (not valve) to H guys, Gotta say thanks, over the years I have referred to GMT400 MANY times for help. First question, I need a pressure line and pump for a '96 right? The delete kits usually have a C shaped piece of tubing that relocates the pressure port to the same location as the OE EVO fitting allowing use of the stock hose. Thanks. Also my return line Seems like most, if not all with EVO, have concluded deleting it is the best solution. Your new one already has the proper fitting for the pre-97 line. 9. You can see the threads on the other side which screw into the P/S pump. My A/C doesnt work so I just want to remove the pump but someone told me the heater runs through the A/C system as well. I am looking to delete the radiator oil cooler on my truck. It also seemed low on oil pressure at hot idle. The red truck's build date is 1/7/97 and the Suburban is 12/16/96. My '97s are both early and they both have it. So--assuming that all the parts work properly--the ECM does "know" whether the diverter is supposed to be blowing into the manifolds/headers, or blowing into the air cleaner. An informal study on GMT400 earlier this year made note that GM seemed to equip the GMT400 PS systems without or with coolers of various sizes based on rear-gear ratio (read: high engine RPM yields high PS pump RPM at road speed) and whether optioned with That's because the EVO system defaults to full boost when the column sensor fails. That sounds like classic failure of the sensor on the column. E. So after having removed the EVO Fitting on the back of my 98 K1500 power steering pump, i found that my steering is way too easy to steer on the highway. Don't forget to get the brass fitting that's between the line & the pump. 67-72chevytrucks. Attachments PXL_20230316_010132190. Both of my '97s were extremely over-boosted with the column sensors unplugged, but felt fine with the GM EVO delete kits installed in place of the EVO solenoids. Found a photo of it next to the EVO Delete U-pipe. should I check the box “Yes, my vehicle has EVO” or not? You guys are awesome, thx so much for the help! The ECM controls, fuel, spark, the gauges in the dash, and shifting of the trans, on automatic transmissions. Pull the relay. Finally, PS Fluid is just overglorified Hydraulic Oil. Sense dave97s truck looks to be a 97, and removing the pipe from the exhaust manifold you will most likely damage the pipe and won't be able to put it back on. As @L31MaxExpress noted earlier in this thread, the PS cooler is a necessity in certain situations. Thread starter sparky8131; Start date Feb 16, 2023; Disclaimer: Links on this page pointing to Amazon, eBay and other sites may include affiliate code. Swapping in a non-evo pump or installing the GM Evo-delete pressure pipe leaves nowhere for the plug to go. I just rebuilt the box and pump on my 98 C1500. 7 rcsb k1500 z71 the oil coller lines are leaking bad. Installing a U-joint from a third-party is a pretty easy replacement for the rag joint, e. com That is actually why I disabled the EVO system on my 97. All the evap system is doing is using engine vacuum to pull vapors from the fuel tank, and stores them in a charcoal canister. Hydroboost w/ EVO-delete ABS delete Rear disc brake conversion 14-bolt semi-float swap w/ Eaton E-Locker (complete rebuild) Dana 44 solid axle swap w/ Eaton E-Locker (complete rebuild) & ORD SAS kit Bilstein 5160 remote-reservoir shock absorbers 4" Suspension lift (Alcan lift springs & custom u-bolts) Maxloader overload springs Re-gear to 4. So I’ve deleted my ABS system and I’m trying to dial in my new proportioning valve. X2 on deleting the EVO steering with '96 parts. The theory it could "cool" the chamber goes against basic logic. Through a lot of research I've read some people that just delete these lines especially for those that don't tow very much or work their truck very hard which is pretty much me. 1993 4. My cat blew out the side so was thinking of deleting for now. Evo and non-evo gear boxes are different. GMT400 Contact us; Terms and rules; That is the EVO sensor for the power steering. I don't know if there is any difference in the boxes between EVO and non-EVO. What's the difference between a pressure hose that connects directly to the PS pump vs an EVO delete adapter? I'm replacing my pump and reservoir, got looking at the EVO delete, and honestly just going back to the 96 style seems way simpler to me Edit: will be using the stock 98 steering box, but can get a 96 steering box if needed/recommended I'm running the GM EVO delete kit (part number 19168825) on both of my '97s with no issues, and no check engine lights. Supporting The cost of the pump listed by @east302 is only a bit more than the pump seal kit and EVO delete kit, so unless you are pinching pennies, probably not worth the effort to disassemble and inspect/repair the pump Looks like my EVO sensor on my PS pump is leaking. Steering that over boosted feels unsafe to me at high speed. I have large tires and do plenty of off-roading so need all the assist I can get in that regard I just find that when I am doing 80 down the freeway, the slightest bump or jarring in the cab can cause my arms to move ever so slightly and therefore, since the steering is so sensitive I have a 1997 Chevy Suburban 4x4 and how do I delete the big abs box and add a proportioning valve off of a 86 Chevy suburban brake system. gmt400. My problem is that I cut the wiring when I deleted it, and now I can't find the where the darn wires are. So this isn’t a how to, more like an FYI. User Info. If you remove the EVO steering system using the kit from GM (part number 19168825) the steering won't ever have that loose feeling. The one on my Suburban has been fine but the one on my red truck is leaking, hence the '96 parts going on there. If you delete EVO the pump is going to give the normal amount of assist at all times. jpg I assume your truck is a 3/4 and you have the factory hydro with rear drums? Yes it's a 3/4 ton with factory hydro. if you go on an hour drive it will pull the vapors into the canister twice (not Disclaimer: Links on this page pointing to Amazon, eBay and other sites may include affiliate code. On a Vortec OBD 2 engine 1996 up it will be an even worst effect. As I've said previously I like the weightier feel on the move from EVO (while featherlight at parking speeds). Run new lines to tap into your front brakes. Once those are done, is there any problem with physically removing the EVO/Passlock module that's located within the dash? On the 97 and newer there was an EVO sensor attached to the power steering pump. Finally got this done today, and I'm happy to report that the truck drives great! I can't tell any difference vs the original '97 pump with the EVO delete, so the flow control valve in the '96 pumps must be sized appropriately. any feedback would be Made my own plate to delete my evap valve and in the process of building an egr delete plate also. Looks like a crowsfoot would easily go around it. o EVO SOLENOID BY-PASS TUBE EVO SOLENOID VALVE connector from the EVO/TFE fitting EVO SOLENOID BYPASS TUBE IMPORTANT: Tape the electrical Clamp off the flexible lines and see how the pedal feels then remove one at a time and see how the pedal feels. CAT delete? Yayy or Nay. Top tether anchors for 2000 gmt400 tahoe. It was only used from 97-99. Oil filter adapter help. It sort of seems to go in a tier system depending on your budget. If you delete the egr, the intake will be cleaner but the combustion chamber temperatures will be higher. Tried 3 other remans--just don't work right. Rear didn't require a new line. I have a 1998 Tahoe 4WD. 1; 2; 3; 4; PS reservoir caps let in all sorts of crap so keep it clean and change fluid regularly. I've seen other people say that deleting the EVO results in a constant boost level but less than full, which would be much more reasonable. I have had my truck sense 2002. I think I'd like to take this opportunity to install a pre-EVO pump and pressure line instead of using the GM EVO delete kit on my stock '97 pump setup. Remove the power steering pump. To OP's original question, yeah, you can delete it. No doubt the factory spent all that R&D, cost of manufacturing, increasing the cost of the vehicle, so somebody could "improve" the design 20-30 years later by deleting it. You also need to disable 1 pass EGR scan and the Malf 32 (on the right). 32 votes, 15 comments. As for the ext. Super Moderator. The “wheel sensors” read rotations in correlation to one another and adjust the braking ONLY. GMT400 Contact us; Terms and rules; Which is why I said grab the parts out of a junkyard pump. Evo power steering plug. It'll slide off once the C-clip is off. My only beef with the delete kits is the extra potential spot for a leak. Latest: L31MaxExpress; I just deleted the system on a 96'. honestly with a tune you wont lose anything whatsoever. Jan 2, 2023 #3 SAATR /\___/\___/\___/\___/\ Supporting Member. My 99 k3500 has EVO and I hate it. Like is common with our trucks my oil cooler lines that run from the oil filter adapter up to the radiator are leaking. I'm having a tune done by Black Bear Performance, including the passlock delete, and I'm also planning on doing the EVO delete with GM 19168825. Once that fitting is in place, a high-pressure line from a non-EVO vehilcle can be used. When it did, the truck would jurk the steering wheel just a little while driving down the road. FWIU the EVO system shouldn't throw one under any circumstances. 2L LN2 was a cam-in-block, pushrod engine identical to Getting ready to install my rebuilt L29 engine and want to just delete the EGR pipe well I have the engine out and it’s easier to get to. The plan is to leave the EGR valve in the intake manifold and in the near future do a 411 PCM swap and tune it out altogether along with doing some other stuff in the PCM. I can't understand why anyone would be advocating the EVO delete if that's what it makes the system feel like. My column sensor has probably failed, because I have over assist all the time. Feb 20, 2024. 9. EVO power steering wiring? BowhunterBrown; Jul How is your EVO bypassed? Do you have a replacement pump with the '96 style pressure line connection, or the EVO bypass kit from GM on a '98 pump? For the record, the Edelmann 6023R pump (spec'd for a '96, pre-EVO) on my '97 C1500 works great. '97 C1500 Power Steering Parts Selection (EVO Delete) df2x4; Nov 28, 2023; Engine Performance + Maintenance; 2 3. 3, 4l80e, 14bSF. Aug 15, 2019 #39 df2x4 4L60E Destroyer. After removing the shaft from the vehicle, I used pneumatic grinder to cut a kerf through the rag joint's coupling at the shaft, then pried it apart at the kerf to free it and remove it from the shaft as I remember. If it were to remain "boosted" in any way after the delete, it would be a x2 on the ABS Delete. 02-23-15 07:41 PM - Post# 2525671 Hi I'm wondering what is the proper way to delete the egr system off of my 1997 5. Even GM has recognized it wasn't such a great idea & problematic with their offering of a kit to get rid of it. The only difference is the fitting at the back of the pump where the EVO was attatched. I've got a 97 k1500 silverado, my abs went out so I deleted it with a proportioning valve. Is that OEM? The YouTube vids I saw had rusted fittings that required removing the rad hose, these came off with a open end wrench no problem. It adjusts line pressure based on speed. It steers to light for my liking I like the heavier feeling my 95 k2500 has. Just like the guys who delete the trans cooler. Thanks hey everyone, i have a 1988 gmc 3500 with the rv package with the 454 and 86k on it. can i/ is therea shorter belt i can use instead, or does anyone have a link to the pulley. I was a bit paranoid deleting the oil cooler, but the lines were seeping and they appeared to have been replaced recently. Post: 1997 gmc 5. Has anyone tried or even know if it's possible to install the evo bypass kit without removing the power steering pump? From looking at it from above it Either replace or delete. Don't just disconnect it. First question, I need a pressure line and pump for a '96 right? Did the 92 pump fit in the 98 res Did you use the whole pump and hose off the 92 or did you have to use a 98 resivor and a 92 pump? Thanks I used the '98 reservoir EVO has been deleted previously using the GM kit, and I'm suspicious that my leak may be at the extra connection the kit introduced. There are benefits to removing it, don't really care what some argue for keeping it. New posts Search forums. I've been looking into deleting the ABS on my truck. 6. Although my K2500 is commonly referred to as the "3/4 ton Suburban" it is supposedly built on a frame derived from the K3500 truck and has the K3500's 1-ton chassis, suspension and brakes. What the truck is I can let you know Saturday on my results ofnthe evo delete. Maybe though, this may be partly explained from being in the UK where cars didn't have powersteering so were heavy and when PS arrived high gearing with a weighty feel became the norm. If so does anyone know the size of the plugs guessing ,3/8 /18 npt. I kept the solenoid and i am thinking of reinstalling it. I’ve heard many guys say there is hardly any clearance with the front driveshaft, but with the suspension lift and the short filter there is 4” of clearance. If your egr isn’t working, it’s easier and cheaper to fix it than delete it. On a TBI OBD 1 engine ( 1988 to 1995 ), removing the EGR will take away from performance some what. That eliminates an added point for future leaks, one less connection As stated previously, I've already bought (at the recommendation of other forum members here) an Edelmann 6023R pump. The bypass pipe alone is like $60, so the pump with the pipe, is IDK $50 or $60 more. The EVO/PASSLOCK (TM) module; The PASSLOCK(TM) sensor; The VCM/PCM; The EVO/PASSLOCK (TM) module will set the DTC B3031 in the learn mode when entering the reprogramming procedure. Use this subreddit to post pictures of your GMT400 trucks, show us your mods, or ask I'm sick of this. (Good luck with that! A PitA job at the best of times!) Thanks df2x4. Yea it's good, aside from that whole thing about killing highway fuel economy. The elimination kit is just a 180° bent line to get around to the back of the pump & then attaches to the original line where the EVO previously did. Reactions: 1998_K1500_Sub , KCusick81 , Orpedcrow and 1 other person I used the “flow control orifice / union” that GM selected to provide in their “EVO delete” kit There’s a TREMENDOUS amount of misinformation “out there” on the Internet (and some on GMT400) about how the power steering system actually functions, in I deleted my EVO power steering a couple years ago on my suburban. 88 might have the 1 piece brackets so ive never dealt with bypassing that i kept my smog pump on and left it open, as for the plugs either use a bolt or literally the correct pipe plug not sure what thread type it is. com Reactions: Orpedcrow, redfishsc and HotWheelsBurban. , - Flaming River FR1746DD Billet-Joint 1"-DD X 3/4"-30 Steering U-Joint - Borgeson 015231 1" DD x 3/4"-30 Steering U-Joint - or as applicable Looks like I already have the EVO delete, courtesy of previous owner. 1995+: I don't care enough to have ever looked at one, as I refuse to buy anything newer than 1994 unless it's a 1995-1999 Chevrolet Cavalier with a VIN 4 2. Sure, by doing that it gets rid of that feeling of being on ice for a split second, which is I bought a Red Head today. threw hours of serching i cant find this magical pulley everyone seems to talk about. Result. Lifted trucks are even harder to turn "manually" because the angles in the parallelogram style linkage are even more extreme that stock, offering you even less leverage at the box and thus, the wheel. Removing it forces the pump to run at full boost levels all the time. running a box intended for power without it is even harder to actuate than a "manual only" box. slow_c1500; Oct 19, 2024; Engine Performance + Maintenance; 3 4 5 Interesting. The chassis is 100% but the body, not so much. So is ATF. If I understand the article correctly I just buy 2 pipe plugs and remove the 1 check valve. Staff member. Never have liked the steering, but I'm worried that my wife won't be able to park this thing if I delete the EVO. Go to the wreckers & get the hard line from the pump to the box from a non-EVO GMT400. You can remove the EVO from the pump but, to use the pump, you have to replace the EVO with a fitting, as shown in the attached document and referred to as "union fitting" (the document is from the GM EVO delete kit # 19168825). EVO has been deleted previously using the GM kit, and I'm suspicious that my leak may be at the extra connection the kit introduced. If '97 was indeed a split year for EVO it must have been extremely early. So, this way Red Head has me covered. efxt exmnux remsiudt xbttj vcwpt nvebi hzfkx keo lgwwe didd