I have a 2003 Avalanche that has been getting the SERVICE 4WD message "randomly" for the last month. When I took it into the dealer, there were no active messages. History showed C0306, C0327, C0379. They cleaned all connections and found no issues.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.04 chev silverado, 4WD is inoperative sometimes, comes up with the "service 4wd" on the dash, but other days it works fine, i can shift into 4wd no problem, but then once i shift back to 2wd it comes ... My 2003 1500 HD silverado service 4wd message come for the first time today, ...Used 2004 Chevrolet Silverado 1500 Extended Cab pricing starts at $5,153 for the Silverado 1500 Extended Cab Work Truck Pickup 4D 6 1/2 ft, which had a starting MSRP of $25,090 when new. The range ...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.A couple of days ago I drove about 10 miles on snowy roads. I was in 4 Hi with max speed of 35-40 mph. I didn't notice any problems at the time with the 4WD. The next time I went to use the truck, it won't move in any gear (R, D, 1st). There is a message that reads Service 4 Wheel Drive. My truck has the dial selector switch for 2 Hi, 4 Hi and ...04 silverado 1500 LT 4WD Crew cab 5.3L gas . 04 Silverado LT 4WD CrewCab. 5.3L 4L60E Trans If you think hiring a good aircraft mechanic is expensive, just wait until you hire a cheap one! Save Share. Like. RayVoy.I bought my truck in November of 2009 and with the horrible winter we had last year I got use out of the 4 wheel drive system. Shortly after using the 4 wheel drive a few times I started getting a "Service 4 Wheel Drive System" message on the dash display. When the message is displayed I can not shift into or out of 2wd, auto, 4H or 4L.If the actuator does not engage the front axle assembly within 10 seconds, the TCCM sets DTC C0379, illuminates the "Service 4WD" light and disables the 4WD system. There have been reports of vehicles with front drive axle actuator assemblies that take longer than 10 seconds to engage, setting this code. Correction.Jan 1, 2013 · 112,000 MILES. The truck is stuck in 4wd and the service 4wd light is on. When you push the transfer case selector swicth it flashes and yoiu can hear a clicking noise behind the instrument cluster then you can hear a buzzing noise down at the transfer case and it repeats once more but it never shifts back into 2wd.Available summer 2024. When adventure calls, the new 2025 Silverado HD Trail Boss is the answer. First take the legendary Silverado HD style and capability. Then add off-road-ready performance features like Z71 shocks and suspension, skid plates and on-road/off-road tires. Now chart your own course for exciting new destinations.Put it in myself and it only compounded the issue. So had to take the encoder motor back off, manually shift the truck into 2wd and drive it down to the dealership which was 70 miles away. They said bad encoder motor so replaced it, problem solved. Used a reman motor assy, ended up costing $611 to fix. 2003 2500HD ECSB.Download, print or view the 2004 Chevrolet Silverado 1500 4WD 4.8 Workshop Manual PDF for free. ServicingManuals stores hard to find service manual's for everyone to search and view.Detailed specs and features for the Used 2004 Chevrolet Silverado 2500HD including dimensions, horsepower, engine, capacity, fuel economy, transmission, engine type, cylinders, drivetrain and more.I have 04 chevy Silverado z71 the other night I heard thumping noise under my feet then it stopped and today I tried to put it in 4wd but it won't go into 4wd. Service 4wd come on dash ... My 2006 Sierra 1500 also has the SERVICE 4WD message on the dash + my 4WD switch on the dash is very temperamental. It doesn't always want switch …2013 Silverado 1500 LT, Z71, 5.3L, 6L80e, 4X4, HD Towing pkg If you can't fix it with a hammer, it is an electrical problem. ... The selector switch showed it in 4HI, and I didn't get any service 4WD system message. I was a little worried about how expensive this repair might be. I figured I'd start out with the cheapest part (the 4WD actuator ...hdbat3 Discussion starter. 7 posts · Joined 2008. #1 · Dec 8, 2008. :gasp:Hey all, I have a 2004 Silverado with approx. 93,000 miles. Today the service 4wd message came on and all of the 4wd lights were out. I shut it off and restarted it but no change. I pulled the 4wd fuse, it looked fine, replaced it, restarted the truck and it is back to ...2000 Chevrolet Silverado 1500 51,000 mi, Visitor. service 4 wheel drive light comes on when driving for a short time. 2003 Chevrolet Silverado 1500 129,000 mi, GAD. 4wd switch went to Red Neutral and later the service 4WD came on. 2009 Chevrolet Silverado 1500 85,000 mi, Visitor.191 posts · Joined 2021. #6 · Jul 25, 2023. With this "Service 4WD" message, I was also experiencing the push-button Parking Brake was automatically engaging when I shifted the truck into Park. I'd also push the button to disengage it, and it wouldn't until I was in Drive or Reverse and would give it slight throttle.I have 2004 Silverado with this same issue (No lights on selector and no service 4wd indicator). i checked to make sure fuses were not blown already. I followed ylab's advice and pulled the fuse under the hood for the tcm. i now have Service 4wd on the dash and the selector lights up when keyed on but it is still not working.My service 4wd issues and how I fixed itTransfer Case Control Modulehttps://www.amazon.com/gp/product/B009AA39AY/ref=as_li_tl?ie=UTF8&camp=1789&creative=9325...Hi! Here's a technical service bulletin that should explain the problem you are having: Bulletin No.: 02-04-21-006E Date: July 20, 2006 TECHNICAL Subject: Inoperative 4WD/AWD Lamps, Inoperative 4WD/AWD System, DTC C0550 Set, No Communication with TCCM (Reprogram Transfer Case Control Module) Models: 2004 Buick Rainier 2002-2004 Chevrolet TrailBlazer, TrailBlazer EXT 2003-2004 Chevrolet ...2007 Silverado Classic LBZ 2500 4WD 6-1/2ft. Save Share. Like. M. mray. ... John Deere Service Manager Play Truck - 2002 LB7 2500HD Crew Cab Short Bed ... General Discussions 01-04.5 LB7 Duramax Powertrain New Member Introductions Exterior Build Threads. Top Contributors this Month View AllOct 10, 2012 ... Hi guys, I have a 2005 z71 and until now (172,000 miles) it's been a great truck besides a transmission rebuild at 100k and now the service ...When turning dial into any other selection, (auto, 4H, 4L), nothing happens, lights do not change, no noises, no 4wd. Put in new switch, no change. Changed front actuator and transfer case motor, still no change. Cleaned grounding bolt area under front driver door area. It seems electrical.The Silverado EV WT, launched last year for fleet customers, offers 510 hp and 615 lb-ft of torque. The line will sprout a Trail Boss variant next year. The Silverado …Please visit the manufacturer’s website if you want to know more about their terms and conditions.Application.The Fabtech 6-Inch Basic Lift System With Performance Shocks is compatible with all 2019-2024 4WD Silverado 1500 Crew Cab with Short Box models, excluding the Trail Boss.Step 1: To engage the 4WD on your Silverado, you'll need to ensure that the transmission is in the park. If it isn't, then you can easily shift into first gear and get going while still living a normal life without using four-wheel drive. Step 2: Look at the front of your transfer case and you will see a round knob with four positions, each ...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 ...Detailed specs and features for the Used 2004 Chevrolet Silverado 1500 Z71 including dimensions, horsepower, engine, capacity, fuel economy, transmission, engine type, cylinders, drivetrain and more.Just bought my 07 GMC over the weekend and am having a problem with the 4WD. I drove to class this morning and it was raining out so I tossed it into 4 Auto. About a minute later the message came up saying to service four wheel drive. I have been in and out of 4WD a few times to test the functionality with no issues before.Be prepared to spend lots of money compared to a little 4 cyl. truck. Also everything is heavy-duty! Beats the gas powered trucks hands down in mileage, power, and engine life! Browse the best May 2024 deals on 2004 Chevrolet Silverado 2500HD vehicles for sale. Save $12,619 this May on a 2004 Chevrolet Silverado 2500HD on CarGurus.The heater blower motor quits running, 4WD not working. No communication with the ABS. If you disconnect the ABS computer and plug it back in, it may work. Tests/Procedures: 1. Test voltage at HVAC 30A, 4WD 15A, HVAC 1 10A, BRAKE 10A, TBC RUN 3A labeled fuses in the rear fuse block during the problem. 2.And the both have a total of 150,000 miles between then and costed 1/2 the cost. (Just Venting)... But if the 4WD is covered under Powertrain Warranty ill be a happy man. 2009 GMC Sierra SLE (Crew Cab) | 5.3 L, 6-spd | 3.42 Gears | AFM.Immerse yourself in modern luxury, elegant style and high-tech amenities at the York Luxury Suites Medellín, located in the exclusive El Poblado area; Awarded for best service "2024 Excellence Awards Winners: The American Winner Best Service." Relax in one of the 111 contemporary suites, offering pet-friendly floors with modern spaces and ...99 chevy silverado 2500: the service 4wd message..engaged..2wd 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 XXXXXghts that indicate which mode the dri …Apr 26, 2019 · 99 chevy silverado 2500: the service 4wd message..engaged..2wd 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 XXXXXghts that indicate which mode the dri …The heater blower motor quits running, 4WD not working. No communication with the ABS. If you disconnect the ABS computer and plug it back in, it may work. Tests/Procedures: 1. Test voltage at HVAC 30A, 4WD 15A, HVAC 1 10A, BRAKE 10A, TBC RUN 3A labeled fuses in the rear fuse block during the problem. 2.Here's how to test the transfer case motor encoder signal. The following circuit tests apply to these vehicles: 2004 - 07 Avalanche 5.3 2005 C5500 Kodiak 6.6 2005 Express 1500 5.3 2003 - 07 Silverado 1500 2003 - 07 Suburban 1500 2003 - 07 Tahoe 2003 - 07 Sierra 1500 2003 - 07 Yukon. Disconnect the electrical connector at the transfer case.This is fix for Chevy and GMC trucks giving the Service 4wd error message and giving the codes C0306 and B0790 in regards to shorts in the circuit. This solv...Mileage: 181,539 miles MPG: 12 city / 16 hwy Color: Black Body Style: Pickup Engine: 8 Cyl 5.3 L Transmission: Automatic. Description: Used 2004 Chevrolet Silverado 1500 Z71 with Four-Wheel Drive, Skid Plate, Keyless Entry, Fog Lights, Alloy Wheels, 16 Inch Wheels, Heated Mirrors, Front Bench Seat, and Rear Bench Seat.Step 1 - Check differential code. For the 96-06 Silverado's, the factory limited slip differential will have a code of G80. The RPO code should be listed inside the glove box. If you purchased the truck used or can't find the code, proceed to Step 2 for another form of testing. Figure 3.This article applies to the Chevrolet Silverado GMT800 (1999-2006). 4WD systems give truck owners unprecedented abilities when it comes to gaining traction, both on and off the road. But like most "upgrades," these systems also consist of numerous components, which over time will wear out and33 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.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 moved to 2HI.Method 1: Removing the Module. First, you should turn the truck off and disconnect the battery. Then take the module off of the transfer case using a socket wrench. Use a screwdriver to take apart the module. Check if there is any sign of wetness inside the module. If so, use a blow dryer to remove any moisture.How much is a 2004 Chevrolet Silverado 2500HD? Edmunds provides free, instant appraisal values. Check the 4dr Crew Cab Work Truck 4WD LB (6.0L 8cyl 5M) price, the 4dr Crew Cab LS 4WD LB (6.0L 8cyl ...The service Four wheel drive light is to alert the operator the system is not being read properly by the ECU. If the ECU loses contact with or position of the Transfer case actuator motor the service light will come on. Same thing goes for the front diff actuator. So it may be a bad switch, sensor, or an actual problem in the 4WD linkage.316 posts · Joined 2015. #1 · Mar 24, 2015. Hey Gang. Last weekend I was away at a cottage. It was snowing a bit so had the truck in auto 4x4. The next morning in when leaving, I got a "service 4WD" message on the screen. It was stuck in 4x4 HI. It was very noticeable when turning. I drove home with it stuck in 4x4 on dry pavement.Jan 7, 2019 · Eventually, the Service 4WD message began appearing on the dash. It is intermittent and completely random. Basically what happens is when I start my truck, I can shift between all of the 4x4 modes using the selector switch. After a short period of time, which can range from 15 or so seconds, to 30 minutes, the Service 4WD messages comes on the ...Used 2004 Chevrolet Silverado 1500 Crew Cab pricing starts at $7,575 for the Silverado 1500 Crew Cab LS Pickup 4D 5 3/4 ft, which had a starting MSRP of $31,020 when new. The range-topping 2004 ...If the transfer case is operated in 4HI or 4LO, it will behave as a Part-Time 4WD system. If it is operated in the Auto 4WD mode, it will behave like an on-demand AWD system. This transfer case uses a clutch pack to allow for a difference in speed between the front and rear axles in the Auto-4WD mode. In the 4HI or 4LO modes, there is no ...Please discard Corporate Bulletin Numbers 02-04-21-006D and 03-04-21-006 (Section 04 -- Driveline/Axle). ConditionSome customers may comment that the 4WD/AWD indicator lights on the selector switch do not work, or the 4WD/AWD system may be inoperative and/or the service 4WD light is illuminated. The condition is typically …The Silverado's load floor is 31.6 inches above the ground on 2WD models, 33.7 on 4WD. That's relatively low, and low is good when loading heavy cargo. Short-box beds are 78.7 inches long; long ...Keep reading to learn all about the top 4 things relating to Chevy 4-wheel drive switch problems. 1. Selector Switch or 4WD Transfer Case Encoder Motor Position Issues. If you've had your Chevy for quite some time, it's possible that the Chevy drive problems are only just now occurring. One of the most common issues doesn't occur until ...Dorman OE Solutions 12 Terminal 4 Wheel Drive Switch - 901-053. Part #: 901-053. Line: DOR. Check Vehicle Fit. 4WD Switch With RPO Code: NP1 (2 Speed, Electronic Shift, Transfer Case) Limited Lifetime Warranty. Terminal Type: Blade.I'm getting a "Service 4WD"message and i'm a little stumped. I replaced the actuator motor, checked every fuse in the truck (cab and under the hood), The switch lights up steady in 2wd and when I press the 4wd the 2wd stays on steady and the 4wd light just flashes endlessly. ... 06 silverado ccsb lbz dmax aka beyonce efi live, s&b intake, 5 ...I have an 04' chevy silverado, and the service 4wd indicator comes on in the cluster panel. when i crank my truck it - Answered by a verified Chevy Mechanic. ... Hello, I have a 2003 Suburban 1500 4wd, and am getting the Service 4WD message on the dash. I have changed the Transfer Case Motor, ...Used 2004 Chevrolet Silverado 1500 Extended Cab pricing starts at $5,111 for the Silverado 1500 Extended Cab Work Truck Pickup 4D 6 1/2 ft, which had a starting MSRP of $25,090 when new. The range ...Hi all, New to the forum. Im having an issue with my 2014 gmc sierra 1500. We had a snow storm last week so I was driving in 4x4 auto. On saturday morning the roads were plowed so I went to switch it back to 2wd and it wouldnt do anything and a message popped up saying service 4x4. So now its stuck in 4x4 hi with the rear axle locked.Download, print or view the 2004 Chevrolet Silverado 1500 4WD 5.3 Workshop Manual PDF for free. ServicingManuals stores hard to find service manual's for everyone to search and view.Jan 15, 2012 · If the actuator does not engage the front axle assembly within 10 seconds, the TCCM sets DTC C0379, illuminates the "Service 4WD" light and disables the 4WD system. There have been reports of vehicles with front drive axle actuator assemblies that take longer than 10 seconds to engage, setting this code. Correction.I have an 04 silverado 1500 crew cab 4wd. The truck has auto 4wd, 2wd, 4wd hi, 4wd low switch. ... it kept displaying the service 4wd light on my dash. I've had it back for maybe a total of 4 days and its been Locked into 4 high maybe 3 times. When it gets locked it wont come out, it takes a minute. Save Share. Like.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.4WD not engaging. I have a 2000 Chevy Silverado 1500 4x4 with an 5.3 liter motor and auto transmission. Over the past few months the truck has failed to go into 4 low at times and the service 4 wheel drive light comes on once in a while. I changed the transmission and transercase fluid but the light continues to come on sometimes.Need someone to help me out, my truck says service 4WD and the 4x4 lights won’t turn on. This happen after I took the truck to get a new transmission put on ...Mar 5, 2011 · 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. With new encoder … read moreThe Chevy Silverado is a full-sized pickup truck. It uses an ABS system to monitor the brake pedal pressure and pump the brakes automatically for drivers if the wheels lock up. Thi...All it is doing is making a graoning kinda moaning sound in the front end when in 4WD. It seems to be worse when I am turning. It doesnt sound like gears mashing or anything metalic. I doubt it has to do with wheel bearings because they only have about 10,000 miles on them. Any input would be appreciated.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.40 posts · Joined 2017. #5 · Jun 29, 2023. My 2017 had "Service 4wd" with the traction control squiggly lines lit up today. Shut truck off and about 20 minutes later it started and no light. The truck does not quite have 14,000 miles on it. Not a misprint, only 13, 897 miles on it. I see this is a common issue but inconclusive on the fix.This has happened to me two times because of my truck going dead over a voltage drain issue (my radio). If you have a service 4 wheel drive indication come u...1 post · Joined 2017. #1 · Feb 15, 2017. i have 2004 Chevrolet Silverado 4x4 z71 extended cab and the service 4wd indicator is on. when i start my truck the lights on the 4wd switch comes on and then goes right back off. so i changed the switch and that didn't fix the problem so i changed the transfer case module and still doing the same ...Subject: Service 4wd Message With DTC C0392 or C0396 Stored In TCCM Models: 2014-2016 Chevrolet Silverado 2014-2016 GMC Sierra 2015-2016 Chevrolet Tahoe, Suburban 2015-2016 GMC Yukon 2015-2016 Cadillac Escalade Equipped with 4wd RPOs NQH or NP0 This PI was superseded to update Model Years. Please discard PIP5304.Last week the message does not go away after restarting the car so I pull out the selector switch and resolder the joints then plug it back in to find that the "Service …Aug 5, 2014 · 1999 Chevrolet Silverado 1500. Asked by Thiel66 in Green Bay, WI on August 05, 2014. the lights on the transfer case selector switch in the dash no longer comes on. it does flash when turning the key to start the truck, but it remains in two wheel drive. Ive changed the selector switch, but that did not work.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 …Superlift. 1999-00 Silverado, Sierra 2500 6" knuckle lift kit, Shadow Nitro shocks. 4WD. $2,029.99. K861-SL. More Info. 2001-03 Silverado, Sierra 1500HD, 2500 6" knuckle lift kit, Shadow Nitro shocks. 4WD Silverado, Sierra 1500HD, 2500 Avalanche, Suburban and Yukon XL 2500 6" knuckle lift kit, Shadow Nitro shocks.When your "Service 4WD" light or message is displayed, it indicates a problem with the , Basically converted my 2002 Sierra to a 2005 model. The donor vehicle, I have a 2002 Silverado. Got a "Service 4WD" yellow message when I tried to use 4wd hi. I t, Step 1: Park The Car. To effectively diagnose issues with the 4WD s, Detailed specs and features for the Used 2004 Chevrolet Silverado , 2015 Duramax, Service 4wd, Service stabilitrak both come on when I Start the truck and code P0722 .., General Motors said it has secured more than 110,000 reservations for its new all-electric Chevrolet Silverado, whic, Hi all, New to the forum. Im having an issue with my 2014 gmc, Chevrolet Silverado 1500 Classic LS: I have a 2000, The two-speed transfer case has 2-high, neutral, 4-high,, Service 4wd along with stabilitrak and traction control tu, 2003 Silverado "Service 4WD". I've had a bit of a, Front Seats Manual Seats {CAUTION:You can lose contr, Putting it into Neutral and rolling along did the trick. This is , I have an 04 Silverado 5.3 and have been having problems with the 4 wh, 2008 Silverado - Service 4wd System message. I got the "Service 4, 2013 Silverado - Service 4WD system. My 2013 Silverado is st, 112,000 MILES. The truck is stuck in 4wd and the service 4wd ligh.