Ignition Transmission Lock Check
While parked, and with the parking brake set, try to turn the ignition to LOCK/OFF in each shift lever position.
• The ignition should turn to LOCK/OFF only when the shift lever is in P (Park).
• The ignition key should come out only in LOCK/OFF.
Contact your dealer if service is required.
See also:
Onstar.com
The website provides access to account information, manages the OnStar subscription,
and allows viewing of videos of each service. Get subscription plan pricing and
sign up for OnStar Vehicle Diag ...
Compass Zone
The zone is set to zone eight upon leaving the factory. Your dealer will set the correct zone for your location.
Under certain circumstances, such as during a long distance cross-country trip or movi ...
TPMS Malfunction Light and Message
The TPMS will not function properly if one or more of the TPMS sensors are missing
or inoperable. When the system detects a malfunction, the low tire pressure warning
light flashes for about one m ...