Door Locks
To lock or unlock the doors:
• From inside the vehicle, use the door lock knob or the power door lock controls, pull once on the door handle to unlock it, and a second time to open it.
• From outside, use the key,
or press
or
on the Remote
Keyless Entry (RKE) transmitter.
See Remote Keyless Entry (RKE) System Operation.
See Door Locks.
Power Door Locks

Power Door Locks
: Press to unlock the doors.
: Press to lock the doors.
See Power Door Locks.
See also:
Tire Messages
TIRE PRESSURE LOW ADD AIR TO TIRE
On vehicles with the Tire Pressure Monitor System (TPMS), this message displays
when the pressure in one or more of the vehicle's tires is low.
The low tire p ...
Diagnostics
OnStar Vehicle Diagnostics will
perform a vehicle check every
month. It will check the engine,
transmission, antilock brakes, and
major vehicle systems. It also
checks the tire pressures, if ...
Ignition Positions
The ignition switch has four different positions.
Notice: Using a tool to force the key to turn in the ignition could cause damage to the switch or break the key. Use the correct key, make sure it ...
