OnStar
Keys and LocksIgnition Positions
The ignition switch has four different positions.
To shift out of P (Park), the ignition must be in ON/RUN and the regular brake
pedal applied.
1 (STOPPING THE ENGINE/LOCK/ OFF): When the vehicle is stopped, turn the ignition
switch to LOCK/ OFF to turn the engine off.
This position locks t ...
Tires and Wheels Description and Operation (Equipment)
GM Recommended Tire Balancer
Hunter RF33 Road Force balancer or equivalent with the following options:
Auto Clamp – allows for centering repeatability and prevent damage to
the wheel.
Wheel Lift – helps prevent wheel damage and assists in the accuracy
of the placeme ...
Ambient Air Temperature Sensor Replacement
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Ambient Air Temperature Sensor Replacement
Callout
Component Name
Preliminary Procedures
Raise and support the vehicle. Refer to Lifting and Jacking the
Vehicle.
Remove the front bumper fascia opening lower c ...