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:
Driver Side
The removal of the underhood electrical center is required for the
replacement of one of these bulbs:
1. Open the hood. See Hood.
WARNING
Liquids from environment or spillage and/or tools pla ...
Engine Compartment Overview
CTS 3.6L V6 Engine Shown, 3.0L V6 Engine Similar
A. Windshield Washer Fluid
Reservoir. See Washer Fluid.
B. Engine Compartment Fuse
Block (CTS V Wagon) or Engine
Compartment Fuse Block
(CT ...
Bluetooth (Infotainment Controls)
For information about how to navigate the menu system using the infotainment
controls, see Operation . ...