Component Testing
WARNING: This page is about a different car, the 2007 GMC Sierra and 2007 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.
- Ignition OFF, disconnect the harness connector at the right steering wheel control switch.
- Test for infinite resistance between the ignition terminal 4 and the signal terminal 3 with the switch in the open position.
- If less than the specified value, replace the switch.
- Test for less than 5400 ohms between the ignition terminal 4 and the signal terminal 3 with the switch in the closed position.
- If greater than the specified value, replace the switch.