OnStar®

OnStar® uses several innovative technologies and live advisors to provide a wide range of safety, security, navigation, diagnostics, and calling services.
See also:
Engine Power Messages
ENGINE POWER IS REDUCED
This message displays when the
vehicle's engine power is reduced.
Reduced engine power can affect
the vehicle's ability to accelerate.
If this message is on, but there i ...
Cruise Control
The cruise control buttons
are located on the left side
of the steering wheel.
: On/Off.
+ RES: Press to accelerate or resume speed.
SET–: Press to set or decrease the speed.
(Cancel): P ...
Engine Air Cleaner/Filter
See Engine Compartment Overview for the location of the engine air cleaner/filter.
When to Inspect the Engine Air Cleaner/Filter
Inspect the air cleaner/filter at the scheduled maintenance int ...
