GMC TSB #PIT5229A
2014 GMC Sierra 1500
Affected Component: EQUIPMENT:APPLIANCE:AIR CONDITIONER
- Summary
- This Preliminary Information communication provides information to the technician about vehicles that have excessive dust intruding into the cabin. Technician can update the Heater-Vent-Air Conditioning control module with the latest calibration available in TIS2WEB and select the calibration to correct dust intrusion.