Component Testing
WARNING: This page is about a different car, the 2010 Pontiac G5 and 2010 Chevrolet Cobalt. However, it is still accessible from the selected car via links, so may be relevant.
- Ignition OFF, disconnect the harness connector at the outside rearview mirror switch.
- Test for infinite resistance between all of the control terminals and B+ terminal G with the switch in the neutral position.
- If less than infinite resistance, replace the rearview mirror switch.
- Test for infinite resistance between all of the control terminals and ground circuit with the switch in the neutral position.
- If less than infinite resistance, replace the rearview mirror switch.