OnStar®
Keys and LocksPower Windows Description and Operation
Power Windows System Components
The power window system consists of the following components:
Driver window switch
Passenger window switch
Left rear window switch
Right rear window switch
Window motors in each of the doors
F24UA 30A Fuse
F55UA 7.5A Fuse
F21UA 7.5A Fuse
Body cont ...
Installation Procedure
Drill 8 mm (5/16 in) for plug welding along the edges of the service
panel as noted from the original panel.
Clean and prepare the attaching surfaces for welding.
Position the roof rear header (1) panel on the vehicle.
Verify the fit of the panel.
Clamp the roof rear header ...
Engine Heater
The engine heater, if available, can help in cold weather conditions at or below
−18°C (0°F) for easier starting and better fuel economy during engine warm-up. Plug
in the heater at least four hours before starting the vehicle. An internal thermostat
in the plug end of the cord will prev ...