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:
Automatic Operation
AUTO (Automatic): The system
automatically controls fan speed,
air delivery, and air conditioning in
order to heat or cool the vehicle to
the desired temperature. When the
indicator light is ...
Entry Lighting
The headlamps, taillamps, license
plate lamps, back–up lamps, dome
lamps, and most of the interior lights
turn on briefly when the Remote
Keyless Entry (RKE) is pressed,
or when the door ha ...
Memory Seats
On vehicles with the memory
feature, memory buttons 1 and 2 on
the driver door are used to save and
recall memory settings for the driver
seat cushion and seatback, outside
mirrors, and th ...






