- 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 #G-203256
2013 GMC Sierra 1500
TSB Document:
Affected Component: EQUIPMENT
- Summary
- 14262 - SPECIAL COVERAGE. ON SOME HYBRID 2-MODE (HP2) VEHICLES, THE ACCESSORY POWER MODULE (APM) MAY NOT INITIALIZE WHEN THE VEHICLE IS STARTED IN COLD TEMPERATURES AND THE APM IS COLD. ONCE THE APM WARMS UP, IT WILL INITIALIZE AND PERFORM AS DESIGNED. HOWEVER, DURING THE TIME THAT THE APM IS NOT OPERATIONAL, IT COULD RESULT IN A LOSS OF POWER STEERING ASSIST AND THE BATTERY MAY NOT CHARGE. IF THIS CONDITION OCCURS, THE SERVICE POWER STEERING, SERVICE HYBRID SYSTEM, OR SERVICE BATTERY CHARGING SYSTEM MESSAGE WILL APPEAR IN THE DRIVER INFORMATION CENTER, THE MALFUNCTION INDICATOR LAMP AND RED BATTERY TELLTALE MAY ILLUMINATE, AND DTC U1821 AND U182A WILL BE PRESENT. DEALERS ARE TO REPLACE THE APM.
Click a tab for more information.