Chevrolet TSB #PI1267
2012 Chevrolet Cruze
Affected Component: EQUIPMENT:APPLIANCE:AIR CONDITIONER
- Summary
- This PI provides an updated software calibration to the HVAC module for reducing the A/C solenoid valve power down time, a high pitch whine or buzzing noise may be heard from the engine compartment caused by extended solenoid valve operation after the vehicle was shut off.