Shifting Out of Park (P)
Your vehicle has an automatic transmission shift lock control system. You have to fully apply the regular brakes first and then press the shift lever button before you can shift from PARK (P) when the ignition is in RUN.
See also:
What Will You See After an Airbag Inflates?
After a frontal airbag inflates, it quickly deflates,
so quickly that some people may not even realize
an airbag inflated. Roof-mounted rollover
airbags may still be at least partially inflated
mi ...
General Information
For service and parts needs, visit your dealer. You will receive genuine GM parts and GM-trained and supported service people.
Genuine GM parts have one of these marks:
...
Leaving After Parking on a Hill
1. Apply and hold the brake pedal while you:
1.1. Start the engine.
1.2. Shift into a gear.
1.3. Release the parking brake.
2. Let up on the brake pedal.
3. Drive slowly until the trailer is clea ...