The fix: GM dealer technicians are instructed to reprogram the K33 HVAC Control Module with updated software in order to correct the issue. Affected components: HVAC Control Module (RPO code K33).

Hard reset as in disconnecting the 12-volt battery or replacing the HVAC control module. The number of warranty claims grew to 75 as of September 21st.

The HVAC system on some 2012-14 Dodge Ram cargo vans may intermittently blow cold air regardless of the temperature setting on the control panel. According to Chrysler, the problem only afflicts ...