One or more heater & AC (HVAC) temperature and/or air delivery mode door actuator may fail, resulting in improper temperature or air delivery. If this occurs, fault code(s) should be stored in the HVAC control module which should assist in diagnoses.
Resources for the Repair and Maintenance of your 2007 GMC Sierra 2500 HD
2007 GMC Sierra 2500 HD
2007 GMC Sierra 2500 HD Problems
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).
Extended life coolant may become contaminated and require cooling system service before the recommended 100,000 miles.
Units with 4 wheel disk brakes may develop at situation where the park brake does not hold as it should. Our technicians tell us this can be caused by worn park brake shoes located inside the drum section of the rear brake disks. The worn shoes should be replaced and properly adjusted to correct this issue.
The muffler heat shield may become loose on the muffler causing a rattle or popping noise. Our technicians tell us there is a kit available from GM to correct this problem.
2007 GMC Sierra 2500 HD Recalls (Recent)
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.
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.
2007 GMC Sierra 2500 HD Questions and Answers
When you first turn on the truck a/c smells real musky, where does the a/c pull air from on this truck?
How do I change my volume control switch on my steering wheel. Do I take off the horn cover and is that dangerous with the air bag????
Does anyone ever answer these questions???
Don;t have a book need some answers!
service trailor break system lite came on.
what could be the problem
haD PICKUP CHECKED AT DEALER AND they couldn't find out why engine fan comes on when towing and the guages say nothing is wrong. gas mileage really drops when fan comes on. Why? what can I do ...