GMC TSB #PI-0290
2011 GMC Sierra 2500
Affected Component: ELECTRICAL SYSTEM
- 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# PI-0290. 
- Summary
- GM: A MALFUNCTION LIGHT IS ON AND COULD BE CAUSED BY AN IMPROPER GROUND WHICH CAUSES THE INTAKE AIR HEATER SENSOR TO READ INCORRECTLY. *RM
