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2008 GMC W3500 problems

The most common problem on the 2008 GMC W3500 is brakes. Its complaint count is close to a typical W3500 model year.

Typical yearClose to a typical year
Owner complaints
1
Recalls
3
Service bulletins
153
Worst area
Brakes

The worst 2008 GMC W3500 problems

Ranked by number of owner complaints. Mileage and cost come from what owners wrote.

  • Brakes
    1

Problems by type

Tap a problem to see which part fails, at what mileage and in which other years.

  • Brakes
    1

Recalls 3

Vehicle speed control: accelerator pedalReported May 17, 2017 · 14,807 vehicles affected
What is wrong
Isuzu Technical Center of America, Inc. (Isuzu) is recalling certain model year 2008-2009 and 2012-2013 Isuzu NPR and NPR HD vehicles and 2008-2009 GMC W3500 and GMC W4500 vehicles. The affected vehicles, equipped with a gasoline-powered engine, have a throttle pedal that may get stuck under the steel stopper bolt, causing the pedal to remain in the full throttle position.
Risk
A stuck open accelerator pedal may result in very high vehicle speeds and make it difficult to stop the vehicle, which could cause a crash, serious injury or death.
Remedy
Isuzu will notify owners, and dealers will remove and replace the stopper bolt with a flanged plate, to prevent lateral movement of the throttle, free of charge. The recall began on June 23, 2017. Owners may contact Isuzu customer service at 1‑866‑441‑9638.

Recall number 17V324000 · Recall details

Fuel system, gasoline: storage: tank assemblyReported October 26, 2015 · 13,671 vehicles affected
What is wrong
Isuzu Manufacturing Services of America (Isuzu) is recalling certain model year 2006-2008 Isuzu NPR and NPR-HD and Chevrolet W3500 and W4500 trucks manufactured March 16, 2005, to August 13, 2008 and 2006-2008 GMC W3500 and W4500 trucks manufactured July 18, 2005, to August 13, 2008. The affected vehicles have a fuel tank that may corrode and leak fuel.
Risk
A fuel leak in the presence of an ignition source increases the risk of a fire.
Remedy
Isuzu will notify owners, and dealers will replace the fuel tank, free of charge. Isuzu issued an interim notification to owners on December 18, 2015. The recall began on April 8, 2016. Owners may contact Isuzu customer service at 1‑866‑441‑9638.

Recall number 15V704000 · Recall details

Power train: driveline: driveshaftReported February 4, 2009 · 2,836 vehicles affected
What is wrong
Izusu is recalling 2,836 my 2008-2009 npr/nqr and nrr, gmc w3500, 4500 and 5500, chevrolet w3500, 4500 and 5500 trucks. The propeller shaft was manufactured with insufficient high frequency heat treatment. As a result, the affected portion of the propeller shaft may not maintain its durability through the expected vehicle useful life.
Risk
The propeller shaft could break off while the vehicle is being driving, which would result in the vehicle stalling and coasting to a stop, or loss of vehicle control which could result in a crash.
Remedy
Dealers will replace the propeller shaft free of charge. The recall began on march 5, 2009. Owners may contact isuzu at 1‑866‑441‑9638.

Recall number 09V042000 · Recall details

See all 3 recalls for the 2008 GMC W3500

Technical service bulletins for the 2008 GMC W3500 153

Bulletins tell dealers how to fix known problems. A warranty extension means the manufacturer pays for that repair for longer.

See all 153 bulletins for the 2008 GMC W3500

What 2008 GMC W3500 owners say

Most recent owner complaints, unedited.

Filed Nov 23, 2010 · Brakes · 41,891 miles · MA

We rented a 16 foot box truck in illinois to travel to ma from budget rental trucks aka avis. We calculated the time of the trip to be approximately 18 hours. We had left chicago at 3:00pm and decided to drive till around midnight. We had driven 9 hours. We spent the night at a holiday inn express in ohio. We had 9 more hours the following day to drive. We had been driving approximately 7 hours when our truck went into a terrible condition, and the brakes failed violently and we were losing control going down a 4% grade of 5 miles of a mountain to get safely off the road. They sent out a service company 30 hours later to tell us it was the master cylinder and he could not fix it. We would be better off driving another budget truck. We then received another truck after they unloaded the first truck and then loaded the new truck. My brother noticed when we pulled over to a ta station that the car was no longer attached to the trailer that we were pulling. Therefore the movers they sent out did not know how to properly attach a car to a trailer that could of LED to us loosing the vehicle onto an interstate with traffic and causing serious issues for other computers on the road.

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Questions about the 2008 GMC W3500

Is the 2008 GMC W3500 reliable?

Owners have filed 1 complaint about the 2008 GMC W3500, close to a typical W3500 model year.

What is the most common problem with the 2008 GMC W3500?

Brakes, with 1 complaint.

How many recalls does the 2008 GMC W3500 have?

3 recalls, covering vehicle speed control, fuel system, gasoline and power train.

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