Electrical System Related Problems of the 2009 GMC Sierra

Table 1 shows five common electrical system related problems of the 2009 GMC Sierra. The number one most common problem is related to the electrical system (five problems). The second most common problem is related to the wiring (one problem).

Table 1. Electrical System related problems of GMC Sierra


Recently reported Electrical System problems of the 2009 GMC Sierra

The Electrical System problem

Tl- the contact owns a 2009 GMC Sierra 1500 500. The contact stated that when the vehicle was started the doors automatically locked as designed, however, when the vehicle was placed in the park position the doors failed to unlock. The contact had to manually unlock the vehicle.   Read details...

The Wiring problem

2009 GMC Sierra had a incorrect marked wire for the trailer power. The consumer stated when connecting the trailer power, he connected the wire at the fuse panel marked trailer power feed. When there was no power at the trailer connection he contacted the dealer.   Read details...

The Fuses And Circuit Breaker problem

The contact owns 2009 GMC Sierra denali. The contact stated that in attempt to start the vehicle, he smelled an abnormal smoke and burning odor and the vehicle failed to start with the check engine light illuminated. The contact open the hood and observed the fuse box melted and covered in black.   Read details...


Electrical System related problems in other GMC Sierra model year vehicles:



Fuel Economy of Sierra Vehicles
Sierra Service Bulletins
Sierra Safety Recalls
Sierra Defect Investigations