Circuit/System Verification

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.

Observe the operation of the power windows while using their respective window switches, each window should perform the UP and DOWN command.
- If the driver window fails the UP/DOWN operation, refer to Driver Window Malfunction .
- If the front passenger window fails the UP/DOWN operation, refer to Passenger Window Malfunction .
- If a rear door window fails the UP/DOWN operation, refer to Rear Door Window Malfunction .
Disable the rear window switches by activating the window lockout switch on the driver master control. The rear window switches should be inoperative.
- If the rear window switches are still active, refer to Window Lockout Switch Malfunction .
Observe the operation of the power passenger windows while using the window switches on the driver master control. Each passenger window should perform the UP and DOWN command.
- If a window fails the UP/DOWN operation, refer to Driver Master Control Malfunction .