2007 GMC Sierra 3500 HD Repair and Maintenance
A guide to problems, costs, maintenance and repair for your 2007 GMC Sierra 3500 HD
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2007 GMC Sierra 3500 HD ProblemsReplace spark plugs every 100,000 miles
The spark plugs should be replaced every 100,000 miles. Our technicians recommend replacing the spark plug wires also at this time.
2007 GMC Sierra 3500 HD QuestionsRecall issued by GM? regarding the diesel Injector Pump? 2007 3500HD Duramax 6.6 (1 answer)
Tech 2 code listed injection pump? Hoping it's only a Injection valve replacement?
The servcie trailer brake system light just came on and i'm not towing anything.
2007 GMC Sierra 3500 HD RecallsPossible Under Hood Electrical Fire
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.
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.