Service 4wd chevy silverado 2003

Aitkin, MN. Posts: 160. December 14, 2006 at 4:10 am #1252546. I have a 2005 Suburban and the "Service 4wd" message comes on periodically. Everything up front checks out fine…u joints, fluids etc. I am hoping to NOT spend $800 just to have a new fuse put in or something dumb like that. The 4wd works fine when the message light isn't on.

Service 4wd chevy silverado 2003. The 2019 Chevy Silverado 1500 LTZ is the perfect truck for those who want to cruise in style. With its sleek design, powerful engine, and luxurious interior, this truck is sure to turn heads wherever you go. Here’s a closer look at what mak...

Just unbolt the master cylinder and gently move it towards the front of the truck and pull the vacuum line off the booster, then go behind the dash and unbolt the booster from the firewall. I believe there is 4 nuts that need to come off back there. Then unhook the pedal linkage and the booster should come out. Stop!

Periodically, at least once a year, you should open that connector and coat it with di-electric grease, because they have a bad habit of corroding internally. Look at the brake lines on any vehicle: 4 wheel, 2 wheel, you name it; car, truck, whatever. A lot of the older brake lines, if they ever get near salt of any kind, it could be beach or ...1. Excessive Oil Consumption. One of the most common 2007-2013 GMC and Chevy truck problems owners experience is excessive oil consumption. This problem led vehicle buyers to launch a class-action lawsuit against GM, which alleged 2010-2013 vehicles with Generation IV 5.3 Liter V8 Vortec 5300 engines were defective.Second Opinion] 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, the Switch on the dash, the 4wd actuator on the front axle, drained and filled the transfer case with auto-trak II.Step 4 - Remove and replace filter. The filter is not bolted in, but rather it is held up by the seal in the transmission case. Pull down on the filter and twist slightly to pull it off. Your kit should include a new seal. If it does, use a small chisel or old screwdriver to drive one edge in without damaging the case.Free Shipping Offers are for Standard Ground Delivery Service and are only valid for shipping addresses within the 48 contiguous United States. Truck freight and oversize charges still apply unless otherwise noted, and can only be shipped to the lower 48 States. ... 2003 Chevy Silverado Supercharger Kits & Accessories; 2004 Chevy Silverado ...The tachometer and air conditioner quit working and service engine light was on. My truck had a rough idle and would skip when taken off from a stop. I (Advanced Auto Parts) put a computer on the truck and I got a laundry list of errors. ... 2003 Chevrolet Silverado 1500 LS 4WD-Maintenance & Repair. Start a new Chevrolet Silverado 1500 question.

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 C0306 stored in the transfe...5.3L V-8 Engine. 4-spd auto w/OD Transmission. 285 @ 5,200 rpm Horsepower. 325 @ 4,000 rpm Torque. 16" brushed aluminum Wheels. front air conditioning, dual zone automatic. driver and front ...If you have had your Chevrolet Silverado for a while, the "service 4WD" message could show up because of a lousy selector switch. It could also be because of a problem with the Transfer Case Encoder Motor Position. When your truck develops this problem, your instrument panel will display the "service 4WD" message.Chevy Silverado Forum (GMC Sierra) Will not engage into 4wd Low. Jump to Latest Follow 14854 Views 16 Replies 8 Participants Last post by I fix ... I have had the "Service 4wd" alert on the dash before in the past, however, both 4wd low and high engaged and worked just fine so I never took any actions. Currently, after failing to engage, there ...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 ...http://www.hangtownauto.com2000 Chevrolet Silverado - service 4wd light is on and 4 wheel drive is not engaging. Client decided to just start replacing parts...Mileage: 155,397 miles Color: Gold Body Style: Pickup Engine: 8 Cyl 6.6 L Transmission: Automatic. Description: Used 2003 Chevrolet Silverado 3500 LT with Rear-Wheel Drive, Fog Lights, Bench Seat, Keyless Entry, Leather Seats, Heated Seats, 16 Inch Wheels, Bose Sound System, Steel Wheels, and Heated Mirrors. More.Oct 1, 2019 · The new Selector Switch does not light up, new encoder motor did not make any noise as if it were turning parts. 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.

2003 Chevy: Service 4wd light..duramax diesel..2500 hd..intermittent… Service 4wd light on 2003... Service 4wd light on 2003 Chevy Silverado duramax diesel 2500 hd. how to fix it? also, it doesn't stay on all the time, its intermittent.I have a 2004 Chevy Silverado extended cab 5.3 4wd. The red brake light and abs light are both on. ... I have a 2003 Chevrolet Silverado 1500 4x4 4.8l. Man took amp out of truck without disconnecting battery. ... To see what credentials have been verified by a third-party service, please click on the "Verified" symbol in some Experts' profiles ...Buy Now!New Four Wheel Drive Switch from 1AAuto.com http://1aau.to/ia/1AFWM000421A Auto shows you how to repair, install, fix, change or replace a damaged, w...Service 4WD comes up on the message center and the transfer case encoder motor, selector switch, and control module - Chevrolet 2003 Silverado 1500 question. Search Fixya. Browse Categories Answer Questions . 2003 Chevrolet Silverado 1500; Chevrolet Silverado 1500 Car and Truck ...

Today nc lottery pick 3.

Location: Orlando, FL. Mileage: 167,097 miles MPG: 13 city / 16 hwy Color: Beige Body Style: Pickup Engine: 8 Cyl 5.3 L Transmission: Automatic. Description: Used 2003 Chevrolet Silverado 1500 LS with Four-Wheel Drive, Towing Package, Trailer Hitch, Heated Mirrors, and Cloth Seats. More. Displaying 25 of 197 results.Chevrolet Silverado 1500 4WD - Four Wheel Drive Guides Learn how to keep the Silverado 1500's 4WD in top shape with our technical articles here. Sort out your Chevrolet Silverado 1500's 4WD problems with our repair how-to's and learn how to use your 4WD system correctly.For the 2017 Silverado, transmission problems might relate to software or mechanical issues. Start with a transmission control module (TCM) update; dealerships can check for updates. If there’s a shudder or vibration, consider a fluid change. Replace the torque converter if it’s found to be the problem.I have a 2003 chevy silverado 1500 that has two service alerts. The first is service 4wd and the most recent is service - Answered by a verified Chevy Mechanic ... Hello, I have a 2003 Chevy S10 Pickup. Extended Cab. 4WD. 4.3L. Automatic. Recently, the airbag light will occasionally come on for a few minutes, then turn off.The Chevrolet Silverado 1500 maintenance schedule includes 34 different types of services over the course of 150,000 miles. RepairPal generates both national and local fair price estimates for most service intervals. To get a local estimate for your specific model year, please select a service below.

Chevrolet Silverado 2500 HD 4WD: I have a 2003 Silverado 2500. ... 2004 chevrolet silverado 4x4 2500 hd diesel with allison 4x4 lights up can what sounds like acutuator working but no four wheel drive ... To see what credentials have been verified by a third-party service, please click on the "Verified" symbol in some Experts' profiles. ...Workshop Repair and Service Manuals chevrolet All Models Free Online. Chevrolet Workshop Service and Repair Manuals. HOME. FEATURES. ... 2500 2WD V8-8.1L VIN G (2002) 2500 4WD V8-8.1L VIN G (2003) 4WD V8-5.3L (2011) Beretta. L4-121 2 ... Silverado 1500.http://www.hangtownauto.com2000 Chevrolet Silverado - service 4wd light is on and 4 wheel drive is not engaging. Client decided to just start replacing parts...Step 1 - Relieve fuel line pressure. Open the hood. Pull the fuel pump relay from the fuse box. Start the vehicle and let it run until it shuts down. Figure 1. Pull the fuel pump relay and start the engine in order to relieve gas pressure in the line and the pump.Mar 4, 2003 · Just got back from the dealer. They found code C0327. They handed me a. document with ID # 1243149 which stated 4WD LIGHT, 4WD INOPERATIVE, DTCs. C0327, P0836, P0500 (PERMANENT FIX NOT AVAILABLE AT THIS TIME) #03-0-21-001 - (02/14/2003) I do not have the time right know to type the whole thing in but the gist of. 2 listings. Chevrolet Silverado 1500 LS LB RWD For Sale. 2 listings starting at $6,980. Chevrolet Silverado 1500 LS Extended Cab LB 4WD For Sale. 2 listings. Browse the best October 2023 deals on 2005 Chevrolet Silverado 1500 vehicles for sale. Save $18,288 this October on a 2005 Chevrolet Silverado 1500 on CarGurus.2003 Chevy Silverado HD2500 4X4 6.0 gas engine. Service 4WD came up on the DIC. Truck was in 2WD. Lights on Automatic Tranfer Case buttons were NOT lighted and would not shift into 4WD when pushed. Let truck sit for a couple of hours and everything is working fine. Is there a problem or a problem brewing.Buy Now!New Heater Blower Motor with Fan Cage from 1AAuto.com http://1aau.to/ib/1AHCX00243The blower motor, and typically integrated fan, is responsible for ...Chevrolet Silverado 2500 HD 4WD: I have a 2003 Silverado 2500. ... 2004 chevrolet silverado 4x4 2500 hd diesel with allison 4x4 lights up can what sounds like acutuator working but no four wheel drive ... To see what credentials have been verified by a third-party service, please click on the "Verified" symbol in some Experts' profiles. ...View and Download Chevrolet 2003 Silverado owner's manual online. 2003 Silverado automobile pdf manual download. Sign In Upload. Download Table of Contents. Add to my manuals. Delete from my manuals. ... Service 4Wd. Service Ride Control. Tighten Fuel Cap. Traction Active. Transmission Hot. Audio System(S) Turn Signal on. AM-FM Radio.

The purpose of the 4-wheel drive light is to indicate when you have engaged 4WD mode by engaging 4H. When the light flashes continuously for more than 30 seconds it signifies there is a problem somewhere on your drivetrain system and that 4WD has not engaged properly. Once the 4WD mode is engaged successfully, the 4×4 light will shine a solid ...

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 C0306 stored in the transfe...Oct 3, 2017 · Online Banking app! Get your teen their own debit card! No overdraft fees and get your paychecks two days early! Free account click on link belowhttps://curr... Using an on-board diagnostics tool, check your vehicle's trouble codes. However, generally speaking, the usual culprits are a faulty 4WD sensor, low or bad transfer case fluid or part failure due to infrequent use. Checking your codes is also important if you've been lax in following your 4WD system maintenance schedule.Head Scratcher · #10 · Jul 1, 2022. I too am coming in late. I had a remanufactured transmission installed in my 2004 1500, and I now have the infamous Service 4WD message showing shortly after start up. It was not an issue prior to the transmission change. The switch seems to be working.Question type: Maintenance & Repair. Service 4 wheel drive in dash indicator comes on and lights go out on the transfer case switch nob. If I turn off the engine and wait for 10 min. then start truck everything is ok. and I can turn nob to whatever location I want and it will shift. But I can drive for 3 miles or hundreds of miles and the ... The good news is that parts from Chevy Trucks between 01-07c all use the same parts. Bonus! Your parts availability should be easier. All the front suspension, transmission cross-member, and torsion bar cross-member parts are the same. You will need some Differential mounts. You can have a look at that 2WD to 4WD Chevy conversion here.The Chevy Silverado has the feel of an old-school truck before onboard computers and "control modules." But, it's still a modern vehicle, so you may have computer issues every once in a while. Luckily, resetting your transmission control module is pretty easy.21 Agu 2011 ... idk why but after turning the truck off and back on it goes away. Walker 2003 ECSB LT Chevy LB7 4x4 ... 2004 Chevy Silverado CCSB, bone stock. :).

Nmmc patient portal.

How to change waze to walking.

Contact Us. Dirt King Fabrication Chevy/GMC Silverado/Sierra long travel kit was developed to drastically improve the vehicles off-road handling without compromising its day to day driving characteristics. This suspension system allows for 12” of …However, if I push the "auto 4wd" button right away when starting up, the "auto 4wd" light will flash a few times then stay on. If I try to push the "2wd' button at that moment, the "2wd" light will flash for about 15 seconds then go to "4hi". Before now, the "service 4wd" message would appear at random intervals.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.Head Scratcher · #10 · Jul 1, 2022. I too am coming in late. I had a remanufactured transmission installed in my 2004 1500, and I now have the infamous Service 4WD message showing shortly after start up. It was not an issue prior to the transmission change. The switch seems to be working.my service 4wd light comes on when i put it in 4wd sometimes, but it always works fine. sometimes the light shows the transfer case is in neutral while im driving down the road... idk why but after turning the truck off and back on it goes away. ... 2005 Chevrolet Silverado 2500 LLY RC/LB ... 2003 2500HD ECSB 4" MBRP Down Pipe Back, PPE Boost ...24 HOURS IN A DAY, BUT ONLY ONE MIDNIGHT. With blacked-out features and a dominating presence, the first-ever Silverado HD High Country Midnight Edition is dressed for the dark. Black Ice grille bar and accents. Black skid plate, badging, mirror caps, door handles, hood vent and bumpers. Black power-retractable assist steps.Some Chevy models have an engine capacity of 4.3 liters, holding 4.54 quarts of oil. Chevy Silverado models with 5.7-liter engines hold 6.02 quarts of oil. Chevy Silverado models equipped with larger engines, specifically 8-liters and 9.5-liters, hold 8.45 quarts and 10.04 quarts of oil, respectively. Refer to your Chevy Silverado owner's ...Find 78 used 2003 Chevrolet Silverado 2500 as low as $4,995 on Carsforsale.com®. Shop millions of cars from over 22,500 dealers and find the perfect car. ... 2003 Chevrolet Silverado 2500HD HEAVY DUTY 4WD Regular Cab ... For two years in a row, car shoppers named Cars For Sale a top brand in customer service in Newsweek’s annual …Feb 6, 2007 · Without having any trouble codes makes this a little harder. There are a few problems with these 4wd systems. There are a few programming bulletins, but I believe your problem is more mechanical. ….

Mar 4, 2003 · Just got back from the dealer. They found code C0327. They handed me a. document with ID # 1243149 which stated 4WD LIGHT, 4WD INOPERATIVE, DTCs. C0327, P0836, P0500 (PERMANENT FIX NOT AVAILABLE AT THIS TIME) #03-0-21-001 - (02/14/2003) I do not have the time right know to type the whole thing in but the gist of. 1. DTC C0306 (Motor A/B circuit malfunction) 2. awd ( auto 4x4) Works just as it should. removed rear drive shaft and it pulls me around yard. 3. 2Hi works as well. 4. 4Hi engages But Front Diff will NOT pull truck. (front actuator engages and transfer case goes clunk) Jack up front end and front wheel spins.Step 5: Undo the negative cable on the battery. Finally, start up your vehicle and check whether the service 4wd light is still there. If it is, undo the negative cable on your battery and take a nap or have something to eat while it rests for an hour or so and that should do the trick. Sounds pretty simple right?The video covers the most common cause of the service 4wd message in the 2003-2006 Silverado/Sierra trucks. Because it comes up so frequently, I decided not to use my GM scan tool to pull...1. Excessive Oil Consumption. One of the most common 2007-2013 GMC and Chevy truck problems owners experience is excessive oil consumption. This problem led vehicle buyers to launch a class-action lawsuit against GM, which alleged 2010-2013 vehicles with Generation IV 5.3 Liter V8 Vortec 5300 engines were defective.Chevy Mechanic: frank. There is a sensor inside it that runs $100-the encoder goes for $450-You need to get the code to make sure its the sensor.To remove the encoder you have to remove the front drive shaft.There is a metal band on the boot to the transfer case that you open and the pinch-you resue it and reclamp it with side cutter.Then the ...It almost goes without saying that checking and changing your vehicle’s fluids regularly is essential for keeping it running its best. And when it comes to your Chevy truck, there are a few fluids you should keep an eye on for preventative ...After reconnecting the TCCM harness and the battery, you can start your vehicle and check for the "Service 4WD" message on the dashboard. If the message has disappeared, that means the issue has been successfully cleared. 4. Remove the Knee Bolster and Dash Bezel. First things first, you'll need to remove the dash bezel. Service 4wd chevy silverado 2003, ACE/ARBÖ/GTÜ 2023: Summer Tire Test R18. Wheel size, PCD, offset, and other specifications such as bolt pattern, thread size (THD), center bore (CB), trim levels for 2003 Chevrolet Silverado 1500. Wheel and tire fitment data. Original equipment and alternative options., Maintenance/Repairs. tahoe, chevrolet. ricknmb December 23, 2012, 12:01am 1. Our 2007 Chevy Tahoe 4 X 4 recently displayed a "Service Four Wheel Drive" panel light a couple of days ago (upon ignition on a sunny, dry day). The light had been steady which, when we read the owners manual, indicates a problem but no immediate service required., GMWrencher. Associate Degree. 415 satisfied customers. 2003 suburban: 4x4..panel shows 4WD in Neutral position, when shifting. 2003 suburban 4 button 4x4 panel, when driving goes from 2WH to 4WL all by itself. stop and put car in neutral shifts back to 2WH no problem. … read more., Just Happened to me last night for the first time!!! Same here, I was turning in "Auto" through a parking lot and the Truck was Bogging down as I turned the steering wheel to pull into the parking stall.I thought that was weird.Sure enough the "SERVICE 4WHEEL DRIVE" sensor kicked on.I proceeded to change the setting to 2 wheel and I heard a ..., I have a 2003 chevy ext. cab pickup with a 5.3 motor and my electronic 4wd keeps messing up. Sometimes the red light for neutral on the transfer case lights up but it still drives like it is in 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 ..., Free Shipping Offers are for Standard Ground Delivery Service and are only valid for shipping addresses within the 48 contiguous United States. Truck freight and oversize charges still apply unless otherwise noted, and can only be shipped to the lower 48 States. ... 2003 Chevy Silverado Lowering Kits; 2004 Chevy Silverado Lowering Kits;, Gary. Chevy Technician. Vocational, Technical or Tra... 18,052 satisfied customers. chevy trailblazer: 2003 trailblazer 4.2l abs and brake warning. 2003 trailblazer 4.2l abs and brake warning light on scan tool shows no response from abs also service 4wd light on transfer case is shifting … read more., Feb 22, 2019 · In this video I outline possible causes including diagnosis and repair of common issues effecting Chevy, GMC and Cadillac trucks and SUV’s such as Chevy Silverado, Tahoe, GMC Sierra, Yukon,... , 2003 CHEVROLET SILVERADO. V8. 4WD. AUTOMATIC. 117,000 MILES. 2003 K2500 Duramax/Allison. 117K mi. I start my truck like any other day today, and start to back up. I notice it feels really strange (like the brake is on, or I am missing a wheel or something). Then I notice "service 4WD" on the dash monitor., Service 4wd light pops up, I hop online and crawl forum after forum after forum. The common theme was to pull codes. Code comes back c0379 and dealership says replace actuator. I buy the part and replace myself. Go back to dealer, they clear code, code comes right back. On the Tech II it shows when you press 4HI that the request is sent, …, Code PO332 on a 2003 chevrolet silverado 1500 4wd with - Answered by a verified Chevy Mechanic. We use cookies to give you the best possible experience on our website. ... 2002 Chevy: service engine light has come on...knock sensors. We have a 2002 Chevy 2500 Silverdo pickup, 6.0 L engine. The service engine light has come on., Join this channel to get access to perks:https://www.youtube.com/channel/UC7LY6kWUYrh0D6l6KIbhgEQ/joinToday we have a 2003 Silverado and the complaint is 4wd..., Step 1 - Relieve fuel line pressure. Open the hood. Pull the fuel pump relay from the fuse box. Start the vehicle and let it run until it shuts down. Figure 1. Pull the fuel pump relay and start the engine in order to relieve gas pressure in the line and the pump., Check that the 4WD is not stuck in 4WD mode even if the 4WD light is not on. Sometimes the 4WD warning light is not working and the driver does not realize the vehicle is in 4WD. Problem: 2003-2007 Chevy/GMC 4WD Trucks, no drive, stuck in neutral or random shift into 4WD. If no drive like in neutral with loud grinding noise when vehicle shifted ... , A-Premium Front and Rear Shock Absorbers Struts Compatible with Chevrolet GMC Silverado 1500 Sierra 1500 (Classic) 1999-2007 -[4WD, Exc. Electronic Suspension & Quadrasteer], Replace# 344381 344386 4.0 out of 5 stars 15, 1,160. Asked by Jaidenspapa Jan 07, 2014 at 12:42 PM about the 2003 Chevrolet Silverado 1500 LS Extended Cab LB 4WD. Question type: Maintenance & Repair. I am having issues with my 2003 Silverado. it started out with the abs and parking brake light flashing with the audible chime. this happened briefly and intermittently. it progressed from ..., Aug 11, 2020 · 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... , Apr 16, 2010 · 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. , Hello, I am new to this forum, and not much of a mechanic. I have a question and if anyone can give me the answer it would be greatly appreciated. I have an 07 Silverado 4x4, very nice truck, I love it. Just yesterday when I got in and started it up, I noticed that the drive selector was in auto, and a message on dash read "Service 4 wheel drive"., 4WD Warning Light Illuminates. Some vehicles have a “service four-wheel-drive” message (or something similar) that pops up on the dash when there’s a problem in the system. Other vehicles will simply keep the 4WD light illuminated continuously to indicate a problem, which could be a bad transfer case., Quick Answer: Avoid Chevrolet Silverado 1500 Year Models 2012 - 2019. The Chevrolet Silverado 1500 has had a period of several rocky years in its recent history. From 2012 to 2019, each Silverado year model was littered with issues. The 2012 and 2013 year models have a few dozen reported problems, mainly about faulty engines and transmissions., SOURCE: 01 Chevy Silverado 4 X 4 not working. 4WD light. Having the same exact problem but with my 1999 escalade. Thought it was the actuator bought a new one installed it transfer case would engage but front end wouldnt lock., Oct 29, 2015 · Pikey · #2 · Oct 29, 2015 The speed sensor is a common issue. The bearing seal fails, water gets in and starts rusting the bearing. The rust mixes with grease and ruins the sensor. If you don't replace the hub and just change the sensor you will be in the sand boat a few months from now. The service 4wd is not because of the sensor. , Online Banking app! Get your teen their own debit card! No overdraft fees and get your paychecks two days early! Free account click on link belowhttps://curr..., Detroit Axle - Front CV Axle Shaft for 4WD Chevy Avalanche Suburban Silverado Blazer GMC Sierra Yukon XL 1500 K1500 Pickup Suburban Cadillac ESV EXT, Front CV Axle Shaft Replacement 6-Lug. ... The Amazon experience was not without trepidation, the reviewers did not have long term reviews of service life of the parts. As I have only had the ..., The average price of a 2003 Chevrolet Silverado 1500 Extended Cab water pump replacement can vary depending on location. Get a free detailed estimate for a water pump replacement in your area from ..., 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., The two-speed transfer case has 2-high, neutral, 4-high, and 4-low settings. The controls for the Silverado transfer case are located to the left of the steering wheel. Consult your Silverado owner’s manual and choose the setting that is most suitable for the driving situation. For example, for flat-bed towing, rapidly press the 2-high button ..., 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. Will not ingage 4wd either. ... 2004 Buick Rainier 2002-2004 Chevrolet TrailBlazer, TrailBlazer EXT 2003-2004 Chevrolet Avalanche, Silverado, Suburban, Tahoe 2002-2004 GMC Envoy, Envoy XL 2003-2004 GMC ..., My 2006 silverado is displaying a service 4wd I've replaced the tccm the selector switch and transfer case motor. The selector switch will light up and the all the lights go off including the neutral ... 2003 Chevy Silverado HD2500 4X4 6.0 gas engine. Service 4WD came up on the DIC. Truck was in 2WD., However, if I push the "auto 4wd" button right away when starting up, the "auto 4wd" light will flash a few times then stay on. If I try to push the "2wd' button at that moment, the "2wd" light will flash for about 15 seconds then go to "4hi". Before now, the "service 4wd" message would appear at random intervals., Free Shipping Offers are for Standard Ground Delivery Service and are only valid for shipping addresses within the 48 contiguous United States. Truck freight and oversize charges still apply unless otherwise noted, and can only be shipped to the lower 48 States. ... 2003 Chevy Silverado Lowering Kits; 2004 Chevy Silverado Lowering Kits;, Free Shipping Offers are for Standard Ground Delivery Service and are only valid for shipping addresses within the 48 contiguous United States. Truck freight and oversize charges still apply unless otherwise noted, and can only be shipped to the lower 48 States. ... 2003 Chevy Silverado Steering Components; 2004 Chevy Silverado Steering ...