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 the
vehicle is equipped with the Tire
Pressure Monitoring System. If a
diagnostics check is needed
between e-mails, push 
, and
an Advisor can run a check.
See also:
Reclining Seatbacks (Bucket Seats Only)
On vehicles with second row bucket seats, the seatbacks can be reclined.
To recline the seatback:
1. Lift the lever on the outboard side of the seat.
2. Move the seatback to the desired position, ...
Programming without a Recognized Transmitter
United States owners are permitted
to program a new transmitter to
their vehicle when a recognized
transmitter is not available.
The Canadian immobilizer
standard requires that Canadian
own ...
Storing Memory Positions
To save into memory:
1. Adjust the driver seat, outside
mirrors, and the power steering
column, if equipped, to the
desired driving positions.
2. Press and hold “1” until
two beeps sound.
3 ...