Service 4wd chevy silverado 2003

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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 ...Hi, ok, you need to do the following test to check for open circuit or faulty TCCM: 1. Check for power on the Encoder motor 4 terminal connector Orange wire. 2. Back probe the Tan wire and check for voltage. Ground the Tan wire and check for the motor brake inside the encoder motor to click and engage. 3. If the circuit operation is OK, repeat ...DTC-C0321: Motor A or B Circuit Failure Description: DTC-C0321 will be set when the Transfer Case Control Module (TCCM) fi nds a fault in an open lock solenoid, open motor lock control, or an open motor feed. This will cause the 4WD to be disabled and will turn on the “Service 4WD” trouble light. What causes DTC-C0321: 1.Find 143 used 2007 Chevrolet Silverado 2500 as low as $6,950 on Carsforsale.com®. Shop millions of cars from over 22,500 dealers and find the perfect car. ... 2007 Chevrolet Silverado 2500HD 4WD Reg Cab 133 LT w/1LT ... 2003 Chevrolet Silverado 2500 78.00 2002 Chevrolet Silverado 2500 68.00 2001 Chevrolet Silverado 2500 49.00Front axle actuator replacement on a Chevy Silverado.Actuator link https://amzn.to/2F8syFEAmazon Links to my commonly used tools:My test light: https://amzn....2003 Chevy 2500 HD CCSB. K&N Cold Air Intake, Bills Custom Intake Turbo Horn, 4 inch MBRP straight exhaust with 6 inch tip, pre tuned ECM by creatures of the night performance. ... It is also usually accompanied by a service 4wd light. If I remember right from the codes I cleared a few months back it is either a position sensor or the actual ...20 Des 2011 ... Just bought a 2003 Z71 tahoe w 96000 miles on it. Went to switch it to 4WD for the first time I was going off road, and the red light came ...

Really no way to reset it. If you turn the vehicle off and then back on, it will turn the light off as long as there are no faults present. As soon as the Transfer Case Control Module (TCCM) detects a fault, the Service 4WD light will come back on. To diagnose why the message is coming up, it will need to be scanned for codes.Thank you for the VIN. The vehicle comes back as a 2001 Chevrolet Silverado 1500 HD LS 6.0L, V8, VIN U, 16V, USA. DTC C0327. Circuit Description. The transfer case encoder is a switch that converts a …Trim 2003 Chevrolet Silverado 1500 Z71 4X4 4wd Pickup. 2001 Chevrolet Silverado 1500 Z71 4X4 Off Road RARE 5.3 Z71 4X4 SHORT WHEEL BASE REGULAR CAB ls1 ls2 gmc sierra swb 2002 2003. $8,250 . Fort Worth, Texas. Year 2001 . Make Chevrolet. Model Silverado 1500. Category Pickup Truck . Mileage 174500 .Most common issues for "Service 4WD" Light on Dash-Fuse-Faulty Switch on Dash-Grounding issue and damaged wiring under dash, or to the transfer case/axle-Actuator on Front Axle-Actuator on Transfer Case, also known as the Encoder Motor Since you replaced the Switch on the dash. I would start checking grounds, and see if there is current going to the switch.V8. 4WD. AUTOMATIC. 120,000 MILES. Service 4x4 light on dash. 2003 GMC Sierra 1500hd 6.0 4L80E, fully automatic 4x4. Has been working on and off. Usually the light is off after a few days, then the 4L lights up and stays on even though I am driving freeway speeds, transfer case is in 4H but dash says 4L. Cannot change any buttons. The Chevrolet Silverado is a range of trucks manufactured by General Motors under the Chevrolet brand. Introduced for the 1999 model year, the Silverado is the successor to the long-running Chevrolet C/K model line. Taking its name from the top trim level from the Chevrolet C/K series, the Silverado is offered as a series of full-size pickup trucks, chassis cab trucks, and medium-duty trucks.

Web 2003 silverado 1500hd service 4wd light coming on intermittent. 2003 chevrolet avalanche, silverado, suburban, tahoe: 2003 Chevrolet Silverado 1500 129,000 Mi, Gad. Web the 4wd switch has been known to be a problem. Web learn more about the 2003 chevy silverado 1500. Service 4 wheel drive light comes on when driving for a short time.Got to the fuel station to buy fuel and my gauge cluster read "Service 4WD" or something along those lines. The 4WD Lo button was lit up, however it drove as if it were in 2WD. ... 04 LB7 Silverado 2500 LS Extend Cab Long Bed, 4" straightpipe exhaust to 5" MBRT Tip, S&B Intake, Superchip programmer ... Enjoy banner ad-free browsing with Chevy ...Synthetic Grease with Teflon, Superlube® GM P/N 12371287 (Canadian P/N. 10953437) or equivalent. Chevrolet recommendations and specifications for oil and fluid for 2003 Silverado 1500. Please be noted that all capacities listed here are approximate. Check fluid levels when adding or refilling as recommended in your 2003 Chevrolet Silverado ...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. Started truck and still had the message.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.

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The 4WD transfer case encoder motor position sensor or the selector switch may fail causing the service 4WD message to be displayed. Fault code (s) stored in the transfer case control module will be of assistance in determining the exact fault causing the message to be displayed. 270 people reported this problem. 93 comments.Trim 2003 Chevrolet Silverado 1500 Z71 4X4 4wd Pickup. 2001 Chevrolet Silverado 1500 Z71 4X4 Off Road RARE 5.3 Z71 4X4 SHORT WHEEL BASE REGULAR CAB ls1 ls2 gmc sierra swb 2002 2003. $8,250 . Fort Worth, Texas. Year 2001 . Make Chevrolet. Model Silverado 1500. Category Pickup Truck . Mileage 174500 .Subaru. 2003 Silverado 1500 LS 4x4 Extended Cab 8 ft. box 157.5 in. WB specs (horsepower, torque, engine size, wheelbase), MPG and pricing.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 2003 chevrolet suburban that the 4wd service words have came on, my interior lights have an evil spirit because they come on at anytime, ...

My truck says service 4wd, and switching from 2hi-4hi the switch blinks for about 30 seconds but works fine from 4hi-2hi, 4hi-4lo and every other way except 2hi-4hi. ... A forum community dedicated to Chevrolet Silverado and GMC Sierra pickup owners and enthusiasts. Come join the discussion about performance, modifications, classifieds ...Find 74 used 2003 Chevrolet Silverado 2500HD 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 …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...Mar 13, 2018 · Posted on Apr 11, 2009. Anonymous. 3 Answers. SOURCE: push button 4wd wont engage in 4wd. The solder joints broke on the push button's PC board at the connector. Pop out the button assembly , disconnect from wire harness and re-solder the connector pins to the PC board. Very easy to fix! Sep 29, 2023 · Mileage: 107,792 miles MPG: 13 city / 17 hwy Body Style: Pickup Engine: 8 Cyl 5.3 L Transmission: Automatic. Description: Used 2003 Chevrolet Silverado 1500 LS with Rear-Wheel Drive, 20 Inch Wheels, Towing Package, Trailer Hitch, DVD, Running Boards, Bed Liner, and Premium Sound System. More. 2005 Chevrolet Suburban 2500 82,229 mi, Visitor. Service 4 Wheel Drive Light came on. Took it to the Dealership for diagnostic. Dealer informed me at that time that the Encoder motor had failed. Replaced Encoder Motor back in May, 2008 for $1, 118.00. Recently my service 4 Wheel Drive light came back on.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 ...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 transmission options that were available to the 2003 Silverado were as follows: MG5 - This is the NV3500 manual transmission. It's the only manual available for the 2003 Silverado. M30 - This is the 4L60E automatic transmission. It came in the lighter duty trucks. It's a four speed overdrive transmission.

After a short period of time, which can range from 15 or so seconds, to 30 minutes, the Service 4WD messages comes on the dash and the selector switch stops working. Whatever mode I had previously set the truck into remains set and still works. ... A forum community dedicated to Chevrolet Silverado and GMC Sierra pickup owners and enthusiasts ...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 ...Sep 18, 2023 · 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. The dealer indicated code C0306 had been noted and said the actuator/motor and the 4WD computer would need to be replaced. The dealer couldn't assure me which item might be causing the trouble but replacing both would solve the problem. They also said the transfer case had to be removed to replace these items.The 2003 Chevrolet Silverado starts in the low $4,000 range, which sounds like a good deal, but transmission fluid leaks starting at around 150,000 miles and catalytic converter replacements every ten years may wind up costing you more than you spent on the truck itself. 4.39. Owner Reviews. 131.Chevrolet Silverado 1500 Classic LS: I have a 2000 Chevy Silverado I have a 2000 Chevy Silverado 4x4 Z71 with 70,000 miles. Changed the front and rear differential fluids this weekend with Mobile 1 75w-90 oil. i have autoselect on the console (AWD, 2WD,4wd High, 4WD …The 2015 Chevy Silverado 1500 is a reliable, powerful, and comfortable pickup truck that has been a top choice for drivers for years. The 2015 Chevy Silverado 1500 is powered by a 5.3-liter V8 engine that produces 355 horsepower and 383 pou...2001 Chevrolet Tahoe 153,000 mi, devildogae. 4 wheel drive service light will come on after switching to 4 high. Selector swith will fail and is stuck in 4 high. I have to turn the engine off then back on to select 2 high. Dealer cannot find a problem...lol. 2006 Chevrolet Tahoe 150,000 mi, Visitor. trasfer case will not switch into 4wd drive ...Shop, watch video walkarounds and compare prices on Used 2003 Chevrolet Silverado 1500 listings. See Kelley Blue Book pricing to get the best deal. Search from 84 Used Chevrolet Silverado 1500 ...

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Service 4wd 3 Answers. I have a 2009 Chevy Silverado 4wd. A couple months ago I had to do a cam, lifters, oil pump, rod, and DOD delete on my truck, seeing as how the dropping cyclinders on the 5.3 seems to wear on the ...Aug 2, 2021 · The “Service 4WD” Wiggle. August 2, 2021. 3,496 Views. 5 Min Read. In this issue of “Keep Those Trannys Rolling,” we are going to take a look at a 2019 Chevrolet Silverado K2500 that was experiencing a Service 4WD message intermittently being displayed in the Drivers Information Center (DIC). We first encountered this vehicle when the ... Dec 20, 2009 · Anonymous. Contributor. 1 Answer. Check your fuses. check your fuses. check under the hood on the top row there will be a 60amp fuse i beleive its the second one from the right it controls the abs system its blown. your probably gonna need a new altenator. Posted on Dec 20, 2009. 2005 Chevrolet Silverado 1500: service 4WD..ABS light I have 2005 Chevrolet Silverado 1500 its problem is the Dashboad gagues WENT OUT SUDDENLY for about 1 sec also the battry light, service 4WD, Parkink break and ABS light shown at the same time.Oct 9, 2018 · PIP5491A Intermittent service 4wd messages displayed in the DIC Models Brand: Model: Model Years: VIN: Engine: Transmissions: from to Chevrolet Tahoe 2015 - 2019 All All All All Chevrolet Suburban 2015 - 2019 All All All All Chevrolet Silverado 2015 - 2018 All All All All Chevrolet Silverado LD 2019 All All All All Test drive Used 2003 Chevrolet Silverado 1500 at home from the top dealers in your area. Search from 94 Used Chevrolet Silverado 1500 cars for sale, including a 2003 Chevrolet Silverado 1500 2WD Regular Cab, a 2003 Chevrolet Silverado 1500 LS, and a 2003 Chevrolet Silverado 1500 LT ranging in price from $2,499 to $36,000.Shop for New Auto Parts at 1AAuto.com http://1aau.to/c/233/h/automatic-transmission-filters1A Auto shows you how easy it is to check and change your transmis...C. chrberry Discussion starter · Mar 3, 2017. I have an 06 Silverado 1500. I have been troubleshooting 4wd issues for the past year or so on this truck. When I first had issues, I replaced the dash mounted selector switch. This fixed the problem for about 3-4 months.My 2004 chevy silverado service 4wd light came on and 4wd isn't working. Now the red neutral light came on. What - Chevrolet 2004 Silverado 1500 Crew Cab question. ... 2003 Chevrolet Silverado 1500. Check Out the Latest Top Trucks Report! View all Fixya Reports. Top Chevrolet Experts Marvin . Level 3 Expert . ….

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 ...2003 silverado 4x4 pickup,4wd not working ,service 4wd light on. select switches do not light up or appear to be - Chevrolet 1999 K1500 question. Search Fixya ... Jan 06, 2010 • 2003 Chevrolet Silverado 2500HD. 0 helpful. 1 answer. I have a 99 siverado 2500, the odometer/gear select only works sometimes.... also the service 4x4 light comes on ...After a short period of time, which can range from 15 or so seconds, to 30 minutes, the Service 4WD messages comes on the dash and the selector switch stops working. Whatever mode I had previously set the truck into remains set and still works. ... A forum community dedicated to Chevrolet Silverado and GMC Sierra pickup owners and enthusiasts ...The 2003 Chevrolet Silverado has 10 problems reported for clunking noise when accelerating. Average repair cost is $1,200 at 61,500 miles.My 2004 chevy silverado service 4wd light came on and 4wd isn't working. Now the red neutral light came on. What - Chevrolet 2004 Silverado 1500 Crew Cab question. ... 2003 Chevrolet Silverado 1500. Check Out the Latest Top Trucks Report! View all Fixya Reports. Top Chevrolet Experts Marvin . Level 3 Expert .Close. Located in Fort Wayne, IN / 477 miles away from Boydton, VA. 2003 Chevrolet Silverado 2500HD LT LOCAL TRADE!, Duramax 6.6L V8 Turbodiesel, Allison 1000 5-Speed Automatic, 4WD. Duramax 6.6L ...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. 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? Service 4wd chevy silverado 2003, 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., 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 ..., 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. If i removed the ATC fuse in the fuse block, the truck goes back to 2wd. ... 2003 Chevy Silverado HD2500 4X4 6.0 gas engine. Service 4WD came up on the DIC. Truck was in ..., Have a 2004 Chevrolet Silverado and all of a sudden the Service 4WD message started appearing. Don't use 4WD and do not understand why light came on. ... www.fixya.com > Forum > Tags > 4wd service light reset Hummer h2 2003 55000 mill ... service 4wd the liht is on all time Remote the battery wire from the car for 20 ... My 2006 H3 will not ..., The 1999-2006 Chevrolet Silverado does not qualify for Chevrolet’s certified pre-owned program because used trucks older than the 2007 model year, or with more than 75,000 miles or five years, are not eligible. Newer trucks that pass the mileage and age tests get a 172-point inspection and are sold a one-year/12,000-mile limited …, I HAVE A SERVICE BRAKE BOOSTER MESSAGE ON MY 2003 SILVERADO 1500 4.8. MY ALTERNATOR WENT BAD AND THE SAME SECOND THIS - Answered by a verified GM Mechanic ... I have a 2005 Chevy Silverado 1500***** Recently had the rusted brake lines replaced back to the ABS unit. ... I own a 2007 hummer h2, I have a service 4wd message on the., 2003-2004 Chevrolet Silverado 2500, 3500. 2003-2006 Chevrolet Suburban 1500, 2500. 2003-2006 Chevrolet Tahoe. 2007 GMC Sierra 1500 Classic. ... Fixed my problem with the message center saying "Service 4WD". Super easy to install by popping the dash cover off (grab the edge above the speedometer and pull sharply towards you). Make sure the wheel ..., 2004 silverado service 4wd on/no lights on pushbutton switch - Answered by a verified Chevy Mechanic. ... 2003 Chevy silverado 2500: gas engine..4WD came..Automatic..shift. 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 ..., Step 3 - Common problems with the 4L60E. These issues commonly can cause your transmission to slip. See if they apply to you and see what the solution is. Slow, slipping, or no reverse: You have a broken sunshell, or circuit issue in the valve body. A broken sunshell requires the transmission to be taken apart., 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 ..., 2005 1500 5.3 Z71 New to the forum. Had the truck now about 3 months, got it with 140K miles. About a week after getting it, I saw the "Service 4WD" dash message. After a lot of switch checking and replacing, finding out that wasn't the issue and re-installing the old switch in the dash, I..., 👍Fit Models: 1999-2003 Chevy Silverado 1500 (4WD/AWD), 04-06 Chevy Silverado 1500 (4WD, RWD; Front Torsion Bar Suspension) 👍OE Replacement: Designed and manufactured to replace OE parts for proper fit directly. Replaces OEM Number: 12475485 12371381 26059226 12475478 ... We try to provide quality products and the best service to our ..., Also, if you smell burning plastic or smoke begins to enter the cabin when the blower is going, that is also a sign you have a faulty blower motor. Finally, if you hear that the blower motor is still running even when the Silverado ignition is in the "off" position, chances are, your blower motor needs replacing. Figure 1. Test your HVAC ..., Water Pump. There are a few common signs of a failing water pump. You might have coolant leaking from the pump and a low coolant level, or a growling or whining sound from the engine. On a Silverado, owners report a failing water pump as usually a puddle of coolant after the truck has sat for a few hours, strong coolant smell in the cabin, and ..., Chevrolet Silverado 1999-2006: How to Use OBD Scan Tool, Reset Service Engine Soon and Change Engine Oil Light The OBD-II port is your access into the vehicle's computer system. Depending on your scan tool, this diagnostic port will allow you to check diagnostic codes, view freeze frame data, and possibly watch live data from vehicle sensors., Some tips and tricks and what I have learned troubleshooting the extremely faulty four wheel drive system in Chevy Siverado and GMC Sierras. I do this all w..., Need MPG information on the 2003 Chevrolet Silverado 1500? Visit Cars.com and get the latest information, as well as detailed specs and features., DTC-C0321: Motor A or B Circuit Failure Description: DTC-C0321 will be set when the Transfer Case Control Module (TCCM) fi nds a fault in an open lock solenoid, open motor lock control, or an open motor feed. This will cause the 4WD to be disabled and will turn on the “Service 4WD” trouble light. What causes DTC-C0321: 1., 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 ..., Step 1 - Check fuses and wiring. If any accessories have been added like a remote start or aftermarket sound equipment, the wiring may have been damaged or compromised. Sometimes, you have to remove them. Gauges that are not working could mean a faulty ignition switch. This has been an issue on this truck series., 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., Press and release the 4HI or AUTO 4WD switch. This can be done at any speed (except when shifting from 4LO), and the indicator light will flash while shifting. It will remain illuminated when the shift is completed. Shifting into 2HI. Press and release the 2HI switch., Some customers may comment that the Service 4WD light is on, the 4WD system is inoperative, the 4WD switch indicator lights are blinking or that a grinding noise is heard …, 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., Step 1 - Check fuses and wiring. If any accessories have been added like a remote start or aftermarket sound equipment, the wiring may have been damaged or compromised. Sometimes, you have to remove them. Gauges that are not working could mean a faulty ignition switch. This has been an issue on this truck series., Find 2003 CHEVROLET SILVERADO 1500 Suspension Leveling & Lift Kits and get Free Shipping on Orders Over $109 at Summit Racing! ... Suspension Lift, Leveling, 2.00 in. Front, Chevrolet, GMC, 4WD, RWD, Kit. Part Number: MMC-50100. Not Yet Reviewed. Estimated Ship Date: Tomorrow if ordered today. Special Order, Save $10,030 on a 2003 Chevrolet Silverado 1500 near you. Search over 6,400 listings to find the best local deals. We analyze hundreds of thousands of used cars daily. ... Chevrolet Silverado 1500 4WD. Chevrolet Silverado 1500 LS 4WD. Chevrolet Silverado 1500 LS RWD. Related Searches. Chevrolet Trucks For Sale., Ok guys please give me some information and or ideas on what is going on so i have a 2002 Chevy Silverado 2500hd 4x4 8.1l so i have been having this problem first it all started when i was driving i would hit big bumps it would say service 4wd and i would not shift out of 2 high until i restarted the engine so i was reading forms and i found out that it might be a bad in dash switch so i ... , 1 answer. 2003 silverado 39,ooo miles. due to a shuttering problem at low speed braking Ireplaced both front hubs and sensors at 24,000 miles in 2006. In late 2007 problem returned and abs light came on.Codes... make sure all tires are same size and inflated to correct pressure., Close. Located in Fort Wayne, IN / 477 miles away from Boydton, VA. 2003 Chevrolet Silverado 2500HD LT LOCAL TRADE!, Duramax 6.6L V8 Turbodiesel, Allison 1000 5-Speed Automatic, 4WD. Duramax 6.6L ..., 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. , This is common in the most recent 4WD vehicle models. Older models of 4WD actuators used vacuum hoses that used pressured air to actuate the gears and lock the diff. Activating differential lockers using a switch causes the driver-shaft to be connected as a single locked unit. The actuator engages the 4WD mode of the vehicle’s transmission., Buy 4x4 Selector Switch, 4WD - Compatible with Chevy, GMC Vehicles - Silverado, Suburban, Avalanche, Yukon, XL, Sierra …