Cadillac Escalade 2008–2013 — technical service bulletin
Bulletin G-203256 · NHTSA communication 10081063 · issued Oct 27, 2014
Technical service bulletin
communication type
Equipment
component
2008–2013
model years
27
vehicle entries
Official 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 b
Vehicles covered
- 2009 Cadillac Escalade
- 2010 Cadillac Escalade
- 2011 Cadillac Escalade
- 2012 Cadillac Escalade
- 2013 Cadillac Escalade
- 2009 Chevrolet Silverado 1500
- 2010 Chevrolet Silverado 1500
- 2011 Chevrolet Silverado 1500
- 2012 Chevrolet Silverado 1500
- 2013 Chevrolet Silverado 1500
- 2008 Chevrolet Tahoe
- 2009 Chevrolet Tahoe
- 2010 Chevrolet Tahoe
- 2011 Chevrolet Tahoe
- 2012 Chevrolet Tahoe
- 2013 Chevrolet Tahoe
- 2009 GMC Sierra 1500
- 2010 GMC Sierra 1500
- 2011 GMC Sierra 1500
- 2012 GMC Sierra 1500
- 2013 GMC Sierra 1500
- 2008 GMC Yukon
- 2009 GMC Yukon
- 2010 GMC Yukon
- 2011 GMC Yukon
- 2012 GMC Yukon
- 2013 GMC Yukon
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.