Two problems related to automatic transmission have been reported for the 2004 GMC Sierra 2500. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2004 GMC Sierra 2500 based on all problems reported for the 2004 Sierra 2500.
Fly wheel and speedometer.
Flywheel on four locally owned gm trucks were reported being cracked or broken. Old parts are avail. Since then speedometer doesn't work properly and I am told there's no problem.
| Transfer Case problems | |
| Axle Shaft Seal problems | |
| Automatic Transmission problems | |
| Power Train problems | |
| Power Train Driveline problems |