Circuit/System Verification
WARNING: This page is about a different car, the 2019 Chevrolet Malibu. However, it is still accessible from the selected car via links, so may be relevant.
- Ignition - On / Vehicle - In Service Mode
- Verify that no DTC listed in the DTC Descriptor Category is set.
- If any DTC listed in the DTC Descriptor Category is set
Refer to: Circuit/System Testing
- Go to next step: If none of the DTCs are set
- If any DTC listed in the DTC Descriptor Category is set
- Perform the scan tool control function:Heater Coolant Pump - On and Off
Verify the component turns On and Off:G36 Auxiliary Heater Coolant Pump
- If the component does not turn On and Off
Refer to: Circuit/System Testing
- Go to next step: If the component turns On and Off
- If the component does not turn On and Off
- Operate the vehicle within the Conditions for Running the DTC. You may also operate the vehicle within the conditions that you observed from the Freeze Frame/Failure Records data.
Verify the DTC does not set.
- If the DTC sets
Refer to: Circuit/System Testing
- Go to next step: If the DTC is not set
- If the DTC sets
- All OK.