TSB Document:

• Sorry, the NHTSA has not posted this TSB document yet.

You can still get the detailed info from GMC for this TSB. Call your local GMC dealer's service department & ask for a copy of TSB# PI-0622.

Affected Component: ELECTRICAL SYSTEM:WIRING

Summary

CHEVROLET/GMC: THERE IS UNWANTED AND ERRATIC TEMPERATURE CHANGES IN HVAC OPERATION IN AIR DISTRIBUTION. *PE

CHEVROLET/GMC: THERE IS UNWANTED AND ERRATIC TEMPERATURE CHANGES IN HVAC OPERATION IN AIR DISTRIBUTION. *PE