GMC Sierra 2500 owners have reported 247 electrical system related problems since 1996. Table 1 shows the 24 most common electrical system problems. The number one most common problem is related to the vehicle's electrical system (157 problems). The second most common problem is related to the vehicle's instrument panel (41 problems). For details of each of the problem category, use the links in the table.
About 2-3 months ago I had a battery swell up and start smoking and making an awful smell in my truck. I took it to dealership and was informed that I needed a new battery and it was not covered under bumper to bumper warranty or my extended warranty which I thought was ludicrous. Read details...
2003 GMC Sierra 2500 hd ext. Cab, 8-ft. Box. In cooler weather, fall, winter, spring, the gauges malfunction. That is, the speedo and tach read wildly high or don't activate at all, and the other gauges all are non functional. This is intermittent and is apparent when starting on cold mornings. Read details...
My vehicle shut down and I had the abs light stability control light and the airbag light as well as more that came on. The truck was picked up from the dealer after they said it was a wiring issue and was. It covered under warranty. Read details...
The contact owns a 2003 GMC Sierra 2500. The contact stated that the instrument cluster failed several times. The failure progressed and the gauge would not function. The vehicle was previously repaired at a dealership but the failure occurred again. Read details...
Ignition switch failed internally when attempting to start the vehicle. Switch will not rotate to the start position. Steering wheel lock is not engaging (failed). Ignition tone notifying that the key is in the ignition is no longer working (was initially). Read details...