Conditions for Setting the DTC
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.
- A short to ground on the A/C compressor clutch relay control circuit.
- A short to voltage on the A/C compressor clutch relay control circuit.
- An open circuit on the A/C compressor clutch relay control circuit or relay.
- An internally shorted or excessively low resistance A/C clutch relay coil.