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.
► For automatic transmission vehicles, 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. ► For manual transmission vehicles, the ignition key should come out only in LOCK/OFF.Contact your dealer if service is required.
See also:
DIC Operation and Displays
The DIC comes on when the ignition is on. After a
short delay the DIC will display the information
that was last displayed before the engine
was turned off.
If a problem is detected, a warning m ...
Warning Lights, Gauges, and Indicators
Warning lights and gauges can signal that something is wrong before it becomes serious enough to cause an expensive repair or replacement. Paying attention to the warning lights and gauges could preve ...
Service Bulletins
Service Bulletins give additional
technical service information
needed to knowledgeably service
General Motors cars and trucks.
Each bulletin contains instructions
to assist in the diagnosis ...