This subheading delves into the possible reasons why the 4WD service light may come on in a Chevrolet Silverado 1500. Some common causes include a faulty sensor, damaged wiring, low levels of fluid, or a malfunctioning actuator. Identifying the root cause is crucial to addressing the issue effectively.Until then I am posting the codes here and see if anyone ran into this issue, and the fix with this additional info. C0040-04. Right front wheel speed sensor circuit-open. U0422-71. Invalid data received from body control module - invalid data. U0101-00 Lost communication with transmission control module.PIP5369B Service 4wd Message C0398 Models Brand: Model: Model Years: VIN: Engine: Transmissions: from to Chevrolet Silverado 1500 2014 - 2017 All All All All Chevrolet Suburban 2015 - 2017 All All All All Chevrolet Tahoe 2015 - 2017 All All All All ... For 2014-2015 Silverado, Sierra and 2015 Tahoe, Suburban, Yukon, Escalade built with RPO NQH ...A few days ago my "service 4wd" light came on and the light for the indicator on the switch was out. the switch itself also did not work. After doing a little web search it looks like the 4wd switch is a common fail point. ... A forum community dedicated to Chevrolet Silverado and GMC Sierra pickup owners and enthusiasts. Come join the ...575 posts · Joined 2012. #2 · Nov 29, 2012. service 4 wheel drive light indicates the tranfer case control module has seen a problem in the transfer case or front differential actuator. when i say problem with the transfer case it see's speed sensors, encoder motor itself (the motor on the tranfer case that moves the shift fork inside for 4x4 ...2004 chevy silverado 4wd problem. Service 4wd light on and switch selector will not change. Replaced dash board switch, encoder motor and wiring under the truck to the encoder motorr. ... I have a 99 chevy silverado 2500 and the service 4wd message displayed once and then never reappeared so I tried to engaged the 4wd and noticed all the XXXXX ...Hi i have a 2001 chevy silverado 2500 with a 6.0 and automatic trans also manual shift transfer case . my question is my speedometer doesnt work also the abs light is on . already changed the speedome …2000 silverado 5.3 4x4 service 4wd. Service 4wd light came on and the lights went out on the buttons so I bought a new button panel. Hooked it up and still have no light coming on it. Checked the 4wd fuse and the transfer case fuse they were good. What else could it be for the lights to nit even come on?2008 Silverado - Service 4wd System message. I got the "Service 4wd System" message on the DIC yesterday afternoon. I left work and it was not on. Drove about 20 minutes to the store and when I came back out I got the message. I turned the truck off and then turned just the ignition back on and the message was still there.My service 4wd light came on in my 2006 silverado. He has a 6in lift and 35in tires. It has never been in any ruff - Answered by a verified Chevy Mechanic ... 2005 Chevrolet Silverado LS 1500 On occasion while driving my truck it will feel like it's getting a flat tire the further i drive the worse it gets.Verified. BOBBYSS and 87 other Chevy Specialists are ready to help you. BOBBYSS, Master Technician. 17,919 Satisfied Customers. ASE MASTER CERTIFIED, AA DEGREE AUTO/DIESEL TECH. BOBBYSS is online now. Share this conversation. I have a 2002 chevy avalanche. Replacing rear u joint, does.The service 4WD warning light or infamous C0306 code does a good job of making the problem clear. There are two versions of this diagnostic trouble code (DTC). …2800km on the odo. 2015 Canyon SLT. Leather/Nav/Bose v6 4x4 Onyx Black. Spray in liner and soft tonneau. 2" level kit, 275/65/18 ko2 (minor rubbing at full lock) 20% tint on front, air dam removed, nfab nerf bars, GM skid plate, superskidz front skid plate. 6k hid kit from dd, led fogs.2011 Silverado 4x4 Z71. Mods: TSP Tune. TSP stage 2 low lift 212/218, .550/.550 LSA 12. Port/Polished Heads. DoD/AFM delete kit. K&N 71-BlackHawk cold air. Flowmaster Super 40-Will upgrade LT and Magna Flow once I have to stop fixing random crap on the truck. Sort by Oldest first.First thing I would do is check the cv axles. if one of those is broken it will make it seem like the front diff ain't engaging. If those are good than the next thing do would be to check the diff actuator. take it out of the housing, plug it in and switch between 2 and 4. it should expand out in 4 and retract in 2.This issue is most often caused by the big grounds under the driver seat on the chassis. I did mine ('03 Silverado 1500 LS) a couple of years ago, and I had to replace some of the wiring and all the connectors (soldering everything, no crimps), plus grinding the rust off the chassis, then using new bolts to hold it all together with a heavy coating of dielectric grease.2001 chevy 2500 hd (service 4wd light) 2 Answers. During a snow storm today I tried to engage 4lo while in 4hi. As I tried to engage the system the service 4wd light came on and will not disengage 4hi. My truck is now stuck in 4wd. ... How do you reset the check engine light on a 2500 HD Chevrolet Silverado V8?2005 Chevrolet Silverado 1500. Dash lights = service 4 wheel drive. Question: service 4 wheel drive light comes on & push buttons won't shift into 4 wheel drive. Answer: Well, there are a actually a few things that can cause this. A faulty 4wd selector switch. (The switch you press with the lights). A bad control module.Chevrolet Colorado 2023 2024 Silverado LD 2019 2019 Silverado 1500 (New Model) 2019 2021 Silverado 1500 LTD (RPO J21, 12th VIN Digit = 4 or less) 2022 2022 Silverado 1500 New ... customer's concern if the service 4WD light is not on anymore. The Freeze Frame Failure Records screen can be found navigating through the following: ⇒ Module ...Service 4wd Light. Jump to Latest Follow 609 views 3 replies 2 participants last post by jfranke25 Jun 14, 2015. J. jfranke25 Discussion starter 3 posts ...How to fix your four wheel drive on your 2008 2009 2010 2011 2012 2013 2014 gmc Sierra duramax or Chevy k1500 k2500i am not liable for anything that happens ...Tonight my "Service 4WD" light came on once while driving. It didn't come on the rest of the night at all. ... A forum community dedicated to Chevrolet Silverado and GMC Sierra pickup owners and enthusiasts. Come join the discussion about performance, modifications, classifieds, troubleshooting, maintenance, and more!33 posts · Joined 2019. #1 · Jun 5, 2019. I'm the proud owner of a 2019 ZR2 with less than 1700 miles on it, all in 2WD. The very first time I tried to use 4WD off road, I got stuck in a shallow mud puddle. Like anyone I put the truck in 4WD and expected to power right out, instead I got the dreaded "Service 4WD" message.☕️Support my channel by donating on Kofi ☕️! I will be eternally grateful 💐https://ko-fi.com/lightoverdozThe issue was fixed by replacing the TransferContro...A basic power cycle may sometimes resolve a StabiliTrak issue. To begin, pull over to the side of the road and switch off your Chevy. Please allow it to sit for at least 15 seconds. If the warning has disappeared when you restart the vehicle, you are acceptable to go; otherwise, you should contact a service center.Lights up when you start your vehicle but then goes off by itself, then your Transfer Case Control Module (TCCM) is the suspect (a “Service 4WD” dashboard warning light may also come on). Switches into 4WD just fine but your vehicle isn’t actually sending power to the front wheels, then your front axle actuator is the suspect.Remove the plugs from the back of the switch and plug in the new switch. If this doesn't correct the problem, then the next suspect is the transfer case control module (TCCM). Step 2 - Check the dashboard warning light (TCCM) The dashboard DIC warning light (indicating the need to "service 4WD") will turn on.2003-2004 Chevrolet Avalanche, Silverado, Suburban, Tahoe 2002-2004 GMC Envoy, Envoy XL 2003-2004 GMC Sierra, Yukon, Yukon XL 2004 GMC Envoy XUV ... they stick in 4wd when it the service 4wd light comes on. one last night was stuck in 4wd and has a clunk in the driver's side cv shaft area(not bad for a brand new truck with 6000 miles on it ...The steering angle sensor is there to help it and give the required information. This is one of the obvious things you should check if the "Service ESC" message pops up on the dash of your Silverado. 6. Brake pedal switch. Another pretty common problem, especially on high-mileage trucks, is the brake pedal switch.Step 2 – Check the operation of the transfer case selector switch and DIC. Don’t ignore the behavior of the controls used to put the Silverado into and out of 4WD, as well as related IP warning lights. With the Transfer Case Selector Switch, make sure that: If when you put it in “Auto” it blinks for a bit then stays lit — or if it ...johnlazelle Discussion starter. 12 posts · Joined 2013. #1 · Sep 21, 2013. Hello all, Recently when i went to take our 2002 GMC Yukon XL 1500 out of 4wd, i lost all lights on the transfer case control switch and the service 4wd light came on in the panel. I replaced the transfer case control switch, but that did not solve the problem.2 posts · Joined 2023. #1 · Feb 13, 2023. My 2007 GMC Sierra 2500HD diesel had the service 4 wheel drive message come up on the dash. I changed seals and gear oil since there was a leak in the front diff from the seal and it seems water got in with the fluid. So got everything done and back together but the service light is still on and now ...Internet suggested to pull the TREC 30A fuse for 30 seconds. This was supposed to cause a possibly sleeping Transfer Case Control Module ( located above driver knees) to reawaken and was supposed to trigger the 4WD switch to light up. Result: Upon startup, I hear grinding noise while in Park. The Selector Switch did not light up.This article applies to the Chevy Silverado GMT800 (1999-2006). The transfer case is located to the rear of the transmission and contains two yokes. The rear yoke connects to the rear drive shaft, which is always engaged because it controls the rear axle in 2WD. When you switch the truck into 4WD, the transfer case control module forces the ...Use the instruction manual if you are having difficulties locating it. Now, undo the negative wire from the battery. Give the truck some time to cool down. Keep the negative wire unattached for an hour or so. Then, connect it again and try turning on the engine. This should clear the 4WD service light.GMT604. 1849 posts · Joined 2015. #3 · Jan 31, 2017. C0379 is all about the axle actuator control circuit. Should be 12V on the brown wire at the actuator, and the TCCM should see 12V coming through the actuator on the light blue wire. When the TCCM grounds the light blue wire the actuator locks the axle.2004 chevy silverado 4wd problem. Service 4wd light on and switch selector will not change. Replaced dash board switch, encoder motor and wiring under the truck to the encoder motorr. ... I have a 2004 chevy silverado.. the service 4WD comes on in the service center on dash. None of the lights are on in the 4wd selector switch.If you’re looking into buying a dependable new or used truck, you’ve likely come across the 2020 Chevy Silverado in your search. The Silverado is consistently one of the most popul...We have a 2004 Chevy Silverado 1500 and replaced the brake booster and there is still no brake pedal and the person said it needs a Vacuum Power … read more. Tim's Auto Repair. mechanic. High School or GED. 9,784 satisfied customers.Joe Lamb. 463 Answers. SOURCE: 2000 silverado z71 service 4 wheel drive light on/off. The problem is with the front actuator.Its flashing in the dash lights because is not functioning properly.Replace actuator and fix problem.Its a 4 or 3 wire screw in plug in front axle,, I'm happy to assist further over the phone at https://www.6ya.com ...2000 Chevrolet Chevy K Silverado - 4WD DTC B2725 ATC Mode Switch Circuit Malfunction Circuit Description The range/mode switch circuit consists of four normally open switches. The transfer case shift control module supplies a regulated 8 volt, DC to the switch through the 8 V Reg circuit.Nov 17, 2023. #4. Update on "service 4wd". It was the transfer case range positioning sensor. For some reason it automatically engages parking brakes when parked. They are related and I told the service person this. But they said if I wanted to check the parking brake issue I would get charged the extra diagnosis.Had all kinds of issues such as tach, oil pressure and temp gauge fluctuating. Stabilatrack, service 4wd lights on. With check engine. Had codes for no ecm communication u0100-00 in ccm, ebcm, pscm, and bcm. Pretty much every except tcm. Also had other codes for invalid data. Really seemed like ground issues. So after checking and much frustration.Nov 21, 2017 · Learn how to diagnose and fix the Service 4 Wheel Drive Message on GM vehicles with transfer case NQF or NQH. The message is caused by a software issue and can be resolved by reprogramming the TCCM and performing a clutch reset procedure.463 Answers. SOURCE: 2000 silverado z71 service 4 wheel drive light on/off. The problem is with the front actuator.Its flashing in the dash lights because is not functioning properly.Replace actuator and fix problem.Its a 4 or 3 wire screw in plug in front axle,, I'm happy to assist further over the phone at. 6ya.com.2002 Chevy Silverado 4x4 with Service 4wd light illuminated. Tried replacing push - button with known good one, no change. Also tried an encoder motor replaced, but no change. ... I have a 99 chevy silverado 2500 and the service 4wd message displayed once and then never reappeared so I tried to engaged the 4wd and noticed all the XXXXX ...No crank no start abs and service 4wd light on. Both are solid on. 08 silverado 1500. All dash lights are delayed when - Answered by a verified Chevy Mechanic. By chatting and providing personal info, ... Service 4 WD light on all the time 2000 Chevy Silverado.Light Mode; We may earn a commission for products purchased through links on this page ... DIC says "Service 4-Wheel Drive" 2004 2500HD. Jump to Latest Follow ... 06 Chevrolet Silverado CCSB 4wd - Old Trucks: 1 - LB7, 3 - LLY, 2 - LMM, 1 - …2005 Chevy Silverado 1500 HD. 118K miles. I've owned the truck for roughly 2 1/2 months. I've seen the Service 4WD message twice before at random times shifting from 2HI to 4HI. The other day I was in some deeper snow and tried to shift from 4HI to 4LO. Stopped, in N, light flashed repeatedly then displayed Service 4WD and …2005 Chevy Silverado 1500 HD. 118K miles. I've owned the truck for roughly 2 1/2 months. I've seen the Service 4WD message twice before at random times shifting from 2HI to 4HI. The other day I was in some deeper snow and tried to shift from 4HI to 4LO. Stopped, in N, light flashed repeatedly then displayed Service 4WD and …when the ignition key is cycled from off-run-start and is released back to the run position after the vehicle starts, the 4wd warning light should illuminate for 1 to 2 seconds and then go out. if it stays on, or the "service 4wd system" message is displayed, there is a problem with the 4wd system. fault code (s) should be stored in the ...It will trip the 4wd service light... my .02 . Name is Matt, 2011 2500HD XCSB LTZ LML >130k...Kory Willis PPEI tunes, Edge CTS2, S&B cold air intake, 4" Flo-Pro straight pipe stainless, 5" mbrp tip, egr block, pcv re-route, Sinister resonator block plate..275/70/18 TOYO A/T II , Helper air bags. ... 2013 chevy Silverado LTZ Stock 6.6 and ...I've searched the forum but didn't find an answer. This is what happened. I have an oil change apt today. Before coming in to the dealer I went home to restore my trucks factory program with the diablo sport intune. After it was done, the "service 4wd" light was on. I cleared it and started...Four-wheel drive service message troubleshooting for a 2001 Chevrolet Silverado 1500: 1. Check the fuse: Start by inspecting the fuse related to the four-wheel drive system. If the fuse is blown, replace it with a new one of the same rating and see if the issue persists. 2.Service 4 WD light comes on but it drives fine and Transmission was serviced. 1999 Chevrolet Silverado 2500. Visitor. I have a 2008. Light just came on. 2000 Chevrolet Silverado 2500. jerkyg. replaced switch...light first came on at 100,000 miles. Chevrolet Silverado 2500 4WD Transfer Case Position Sensor/Selector Switch May Fail - 15 reports.Report. 2005 Chevrolet Silverado 1500 HD. Visitor. Service 4WD message come on and the transmittion will not switch from 2WD to 4WD or 4WDL. Turning the truck off for a short period of time and restarting the truck will reset the system. The 4WD switch will work properly for a short period of time. The meesage will reappear and the system will ...2008 Silverado Service 4wd Message. Hey Guys, I have a 2008 Silverado with about 170K kms on it and just yesterday the Service 4wd message popped up on my dash. I was in the drive through to grab a coffee when the message randomly showed up. The selector switch was in 2wd and has been for a few weeks. The selector switch is still lit up on the ...26 Apr 2021 ... Chevy GMC No 4X4 - Service 4X4 System. The ... Service 4wd Tahoe Suburban Silverado - down ... GM Chevy Truck: Airbag Warning Light B0044 -Part 1.How to Clear Service 4WD Light on A Chevy Suburban 1. Refer to the Owner’s Manual. Let’s begin with the first recommendation. It’s always a good idea to consult your Chevy’s owner’s manual when dealing with any issues, including how to clear the Service 4WD light.Report. 2005 Chevrolet Silverado 1500 HD. Visitor. Service 4WD message come on and the transmittion will not switch from 2WD to 4WD or 4WDL. Turning the truck off for a short period of time and restarting the truck will reset the system. The 4WD switch will work properly for a short period of time. The meesage will reappear and the system will ...I have a 2002 Chevy Silverado 4wd Pick-Up Truck but I dont have an owners manual my question is the indicator light on the dash for 4wd is on but the truck is not in 4wd What ... I have a 99 chevy silverado 2500 and the service 4wd message displayed once and then never reappeared so I tried to engaged the 4wd and noticed all the XXXXX ...2020 Chevy Silverado 2020 LT Texas Edition CCSB, 5.3L, Shadow Gray Traded 2015 Canyon SLT, Copper Red, 2WD, CC, SB, V6, Tow, blk leather, factory spray liner, safety pkg, generic roll up bed cover, Tekonsha P3 Brake Controller, Replaced OEM at 70k with Michelin LTX Defender ... Recently getting a "service 4wd" light on the dash and there is a ...IF THIS VIDEO HELPED YOU SMASH THAT SUBSCRIBE BUTTON!-- UPDATE 3/22/2024 --1,000,000 VIEWS! Thank you everyone for the support!— UPDATE 3/12/2018 —Holy crap ...2. 2003gmtrucks Discussion starter. 102 posts · Joined 2013. #1 · Apr 12, 2015. Hi, my truck is a 2003 GMC sierra z71 with the push button 4wd. I know my 4wd has been having problems because it only ever worked in auto but the buttons always engaged. Recently I have need getting service 4wd also. Ever since then, the 4wd buttons won't do ...PIP5369B Service 4wd Message C0398 Models Brand: Model: Model Years: VIN: Engine: Transmissions: from to Chevrolet Silverado 1500 2014 - 2017 All All All All Chevrolet Suburban 2015 - 2017 All All All All Chevrolet Tahoe 2015 - 2017 All All All All ... For 2014-2015 Silverado, Sierra and 2015 Tahoe, Suburban, Yukon, Escalade built with RPO NQH ...The 2015 Chevy Silverado 1500 Texas Edition package is available on all LT and LTZ models and adds 20-inch wheels, a locking rear differential, a trailering package and Texas Editi...2000 Chevy Silverado 1500 4WD will not work Symptoms: No 4WD service light No lights in switch assembly even at key on Buttons have no affect on 4WD system (truck stuck in 2H) Steps taken: 1. Cleaned the grounding point below the drivers door 2. Replaced 4WD switch assembly 3. Replaced TCCM 4. Tried to reset the TCCM with the following procedure {disconnected battery for 30 min, reconnected ...Nothing to do with the Service 4WD, but my 21 LT with the 8speed has been at the dealership for over a week now. And they still can't figure out what the rumble/ shake is when I'm slowing down from 30 to 0.I have an 08 2500hd lmm and recently had my service 4wd light come on. When I try to put the truck in 4hi it takes about 20 seconds before it shifts in and works fine once in and then shifts into 4lo almost instantly just like it should. However, once it's in 4lo it feels like my brakes are getting destroyed trying to keep the truck from pulling.2020 Chevy Silverado 1500 Diesel Check Engine Light : Chevy. Service 4wd light Light engine check silverado chevrolet chevroletforum 2010 chevy silverado check engine light (how is this possible?!) ... how to reset service light2021 chevy silverado duramax 2500 check engine light Light silverado chevrolet reset service check present ...Chevy Silverado Forum (GMC Sierra) Service 4wd service light. Jump to Latest Follow 2K ... The other day when i started my 2000 silverado 1500 the service 4wd light flashed once and did not come back on. since then it has done it a couple time. When i bought the truck i knew the transfer case leaked alil bit so i thought that it might be low ...A basic power cycle may sometimes resolve a StabiliTrak issue. To begin, pull over to the side of the road and switch off your Chevy. Please allow it to sit for at least 15 seconds. If the warning has disappeared when you restart the vehicle, you are acceptable to go; otherwise, you should contact a service center.Service 4wd light on 2003 Chevy Silverado duramax diesel 2500 hd. how to fix it? also, it doesn't stay on all the time, - Answered by a verified Chevy Mechanic. We use cookies to give you the best possible experience on our website.Twice now in the last ten days my service 4wd light has come up on the dic. Code I pulled was B2725. ... A forum community dedicated to Chevy and GMC Duramax diesel owners and enthusiasts. Come join the discussion about modifications, towing, classifieds, troubleshooting, maintenance, and more! ... Chevy Silverado EV Forum 2K+ members. Home ...12K. 276K views 2 years ago. In this video I have a look at a 2013 Chevy 1500 that came in with a customer complaint of no 4x4, the service 4wd light on and a …I have a 2011 Chevy Silverado with under 35,000 miles. About a week ago after having to use 4WD with al the snow we got here in VA I started getting the Service Traction Control/Stabilitrak messages off and on. I referred to the owner's manual which said to turn vehicle off for 15 seconds to allow it to reset.Aug 7, 2003. #1. I searched for this topic, but all were old. This afternoon I ran into a. heavy rain and stopped at a gas station to fill up. When I started the AV and put it in drive, the "Service 4 WD" message appeared in the message center. None of the 2 or 4 WD buttons would light up. I shut the truck off and restarted, but the same results.8 May 2018 ... How to fix your four wheel drive on your 2008 2009 2010 2011 2012 2013 2014 gmc Sierra duramax or Chevy k1500 k2500 i am not liable for ...Put it in myself and it only compounded the issue. So had to take the encoder m, 2001 chevy silverado Service 4-wheel drive light came on, why. Answered in 9 minutes by: Chevy Mechanic: frank. The, Step 1 – Check the transfer case selector switch. It is located on the left side of the dashboard. How the tran, Service 4WD message 2001 chevy 2500HD. I cant figure out why this message is on and my 4x4 doesnt work, I scanned , 2000 Chevy Silverado 1500 4WD will not work Symptoms: No 4WD service light No lights in switch assembly eve, First Steps. If "Service Stabilitrak" appears, try resetting it first. Pull over your car. Turn off t, Step 2 – Replace the 4WD selector switch on the dashboard. It might be faulty. This is an easy DIY , 24 Aug 2020 ... We will be bringing the 4 Wheel drive, I'd assume it also has some sort of built in circuitry that sets, I have a 2004 chevy silverado, the service 4wd notice , 2005 Chevrolet 2500HD Silverado: 4wd selector switch has no i, Check out these three scenarios that might be happening to your veh, Putting it into Neutral and rolling along did the trick. Thi, 12 posts · Joined 2023. #1 · Jan 5, 2023. My truck sat f, Twice now in the last ten days my service 4wd light h, 02 chevy trailblazer service 4wd light on code c0550 a, I have a 2002 Chevy Silverado 4wd Pick-Up Truck but I dont have an own, As for the diff lube, your owners manual will list the recommended o.