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Resources for the Repair and Maintenance of your 2008 GMC Sierra 2500 HD

2008 GMC Sierra 2500 HD

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2008 GMC Sierra 2500 HD Problems

Electrical & Lights -- Verified

The daytime running lights are prone to burning out. Our technicians tell us that the light sockets may show signs of heat damage but usually are OK. Always be sure to use the correct replacement bulb for the best life expectancy. The new bulb recommendation for 2001-2003 models is #4114K (trade number).

Heating & Air Conditioning -- Verified

Extended life coolant may become contaminated and require cooling system service before the recommended 100,000 miles.

Drive Train -- Verified

Our technicians highly recommend that the transmission is serviced every 30,000 miles to avoid problems and maintain optimal operating order.

Engine -- Verified

Gas engines onlyThe spark plugs should be replaced every 100,000 miles. Our technicians recommend replacing the spark plug wires also at this time.

Miscellaneous -- Verified

Our technicians recommend flushing the brake fluid every 60,000 miles.  Brake fluid that is dirty may cause problems in the brake system.

2008 GMC Sierra 2500 HD Recalls (Recent)

Electrical & Lights, June 11, 2010

RepairPal Expert Overview:

The heated washer module under the hood could overheat due to excessive current draw. Under certain conditions, this could result in an under hood fire. This previous recall attempt in 2008 to repair this concern did not have the expected success. Dealers will now permanently disable and remove the heated washer module to correct this concern. This recall is expected to begin on June 20, 2010.

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Electrical & Lights, September 12, 2008

RepairPal Expert Overview:

The wiring to the washer system heater may overheat due to a failure in the heater module. This could cause other electrical features to malfunction, smoke to develop, and an electrical fire could result. Dealers will install a wire harness with an inline fuse to protect the washer heater module. This recall is expected to begin on September 12, 2008. The General Motors recall number is 08048.

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2008 GMC Sierra 2500 HD Questions and Answers

rover1966, 2008 GMC Sierra 2500 HD, 6.6L V8 Diesel Turbo, Las Marias, PR

could I change the original size tires of my pick up for a 265 r 16. the actual size is 245 r 16.

angelettidoor, 2008 GMC Sierra 2500 HD, 6.0L V8, Newark, OH

I just can't get the Bumper from around the light I heard it had Black plugs I CAN'T FIND THEM

Green Genes, 2008 GMC Sierra 2500 HD, 6.6L V8 Diesel Turbo, Youngsville, NC

Trying to find out the best way to clean fuel lines that have Gas instead of diesel fuel includng how to remove excess fuel in the fuel pump befre repriming?

judy 01, 2008 GMC Sierra 2500 HD, 6.0L V8, Kermit, TX

THIS TRUCK WHEN COOL OR COLD STUMBLES & HESITATES TO START
FUEL PRESSURE 60 T0 66 PSI COLD & HOT. MASS AIR FLOW CORRECT ,TPS CORRECT, MAP CORRECT, REPLACED THROTTL BODY,
HOOKED UP BATTERY...

George20, 2008 GMC Sierra 2500 HD, 6.6L V8 Diesel Turbo, Drew, MS

My ac blows cold air just not much coming out of the vents. The fan sound slike it is blowing hard so I figure the coil is dirty (I farm for a living). I can't see how to get to the coil nor d...

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