OnStar®

OnStar® uses several innovative technologies and live advisors to provide a wide range of safety, security, navigation, diagnostics, and calling services.
See also:
Checking Coolant
The vehicle must be on a level surface when checking the coolant level.
Check to see if coolant is visible in the coolant surge tank. If the coolant inside the coolant surge tank is boiling, do not d ...
Programming without a
Recognized Transmitter (Keyless
Access Vehicles Only)
If there are no currently recognized
transmitters available, follow this
procedure to program up to five
transmitters. This feature is not
available in Canada. This procedure
will take appro ...
Remote Keyless Entry (RKE) System
See Radio Frequency Statement for information
regarding Part 15 of the Federal
Communications Commission (FCC)
rules and Industry Canada
Standards RSS-GEN/210/220/310.
If there is a decrease ...
