Table 1 shows eight common electrical system related problems of the 2004 GMC Sierra 2500. The number one most common problem is related to the instrument panel (23 problems). The second most common problem is related to the electrical system (13 problems).
The contact owns a 2004 GMC Sierra 2500 hd. While the contact was driving between 55-60 mph, smoke expelled from the instrument panel and air vents. The vehicle was driven to the side of the roadway. The engine was turned off. The contact waited several minutes before restarting the engine. Read details...
The instrument panel cluster gauges don't always work. We were on freeway when we noticed speedometer had failed as well as fuel gauge , temp gauge all gauges inoperative. This is third time cluster panel is being replaced; first two under warranty third time we had to pay $204. Read details...
Speedometer registers 0-70mph when vehicle sitting at dead stop. Registers erratic when vehicle in motion. Sometimes reads correctly, other times completely wrong. Have disconnected battery to reset speed sensor. Nothing works. Read details...