One problem related to accelerator pedal sensor has been reported for the 2004 GMC Sierra 1500. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2004 GMC Sierra 1500 based on all problems reported for the 2004 Sierra 1500.
Inconsistent idle, check engine light, reduced engine power, idle sticks. Dealer ran diagnostic said was accelerator pedal pressure sensor. I purchased replacement part & had replaced. The problem continued & I had dealer run another diagnostic resulting in the same issue. Old part or no longer available.
| Vehicle Speed Control problems | |
| Cruise Control problems | |
| Accelerator Pedal Sensor problems | |
| Fail To Accelerate problems | |
| Speedometer/odometer Failure problems |