Repair Instructions
WARNING: This page is about a different car, the 2019 GMC Savana 3500, 2019 GMC Savana 2500, 2019 Chevrolet Express 3500, and 2019 Chevrolet Express 2500. However, it is still accessible from the selected car via links, so may be relevant.
Perform the Diagnostic Repair Verification after completing the diagnostic procedure.
- Auxiliary Mode Valve Actuator Replacement (Cargo Van) , or Auxiliary Mode Valve Actuator Replacement (Passenger Van)
- Auxiliary Heater and Air Conditioning Control Replacement - Front (Passenger Van)
- Auxiliary Heater and Air Conditioning Control Replacement - Rear (Passenger Van)
- Auxiliary Heater and Air Conditioning Control Module Replacement