Vehicle and Power Issues
OnStar services require a vehicle electrical system, wireless service, and GPS satellite technologies to be available and operating for features to function properly. These systems may not operate if the battery is discharged or disconnected.
See also:
Power Steering Fluid
The power steering fluid reservoir is located under the engine cover on the passenger side of the vehicle.
See Engine Compartment Overview on page 10‑6 for reservoir location. ...
Back–Up Lamp
Removal of the lamp assembly is not required to replace the back-up lamp bulb.
To replace one of these lamps:
1. Open the liftgate. See Liftgate on page 2‑9.
2. Remove the interior trim acces ...
Cleaning the Video Screen
Use only a clean cloth dampened with clean water. Use care when touching or cleaning
the screen as damage could result. ...