Affected Component: VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:WINDSHIELD:ELECTRICAL HEATING ELEMENT

Date Published
MAR 01, 2012
NHTSA TSB #
10043894
TSB Document
Summary
GM: MAY BE DIFFICULT TO SET THE TEMPERATURE WHEN IN DEFROST MODE. THIS CONDITION MAYBE CAUSED BY THE EXISTING HVAC CONTROL MODULE CALIBRATION LACKING TEMPERATURE SENSITIVITY. *JS