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:
Fuel E85 (85% Ethanol)
Vehicles that have a FlexFuel badge and a yellow fuel cap can use either
unleaded gasoline or ethanol fuel containing up to 85% ethanol (E85).
For all other vehicles, use only the unleaded gasolin ...
Trunk Release
The remote trunk release button
is on the driver door, inside the
storage compartment under the
armrest.
Vehicles with an automatic
transmission, the shift lever must
be in P (Park) or N ...
Engine Compartment Overview
6.2L V8 Engine
A. Engine Air Cleaner/Filter .
B. Coolant Surge Tank and Pressure Cap. See Cooling System .
C. Remote Positive (+) Terminal. See Jump Starting .
D. Battery ...






