GMC TSB #PIT5338
2011 GMC Sierra 2500
Affected Component: ELECTRICAL SYSTEM
- Summary
- This Preliminary Information communication provides information to the technician about vehicle that may have a Service Power Steering or Service Hybrid System message displayed on the Driver Information Center, Charging System indicator lamp on, Loss of power steering assist, and or Loss of 12 volt battery power. Technician will need to replace the Accessory DC Power Control Module.