- July 4: Chevrolet Colorado and GMC Canyon Recalled For Fire Risk recalls | 18 days ago
- July 2: No Missouri GM Oil Consumption Class Action Lawsuit news | 20 days ago
- May 22: GM Duramax Diesel Lawsuit Awaiting Appeals Court Decision news | 61 days ago
- May 17: GM Fuel Pump Lawsuit Affects Chevy Equinox, GMC Terrain news | 66 days ago
- May 7: GM Transmission Lawsuit Affects Hydra-Matic 8L90 and 8L45 news | 76 days ago
GMC TSB #030421005
2003 GMC Envoy
TSB Document: - Sorry, the NHTSA has not posted this TSB document yet.
You can still get the detailed info from GMC for this TSB. Call your local GMC dealer's service department & ask for a copy of TSB# 030421005.
Affected Component: POWER TRAIN
- Summary
- SERVICE 4WD LIGHT ON, 4WD INOPERATIVE, DIAGNOSTIC TROUBLE CODES C0300 AND/OR C0305 SET. *TT
Click a tab for more information.