Affected Component: VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM

Date Published
OCT 24, 2017
NHTSA TSB #
10224948
TSB Document
Summary
Flash: HVAC System Improvements This bulletin involves reprogramming the Heating Ventilation Air Conditioning (HVAC) Module with new software. Some customers may experience one or more of the following conditions:HVAC is shutting off during a cold engine crank due to low voltage, user will need to manually turn HVAC system back on.. Erratic blower speed operation when using HVAC system in auto mode. Brief burst of hot or cold air after adjusting the HVAC temperature setting. Updating the HVAC software will correct these conditions.