Cellular and GPS Antennas
Avoid placing items over or near the antenna to prevent blocking cellular and GPS signal reception.
Cellular reception is required for OnStar to send remote signals to the vehicle.
See also:
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.
- The ignition should turn to
LOCK/OFF only when the shift
lever is in P (Pa ...
Public Transportation or
Fuel Reimbursement
If the vehicle requires overnight
warranty repairs, and public
transportation is used instead of
your dealer's shuttle service, the
expense must be supported by
original receipts and can onl ...
Child Restraint Systems
(A) Rear-Facing Infant Seat
A rear-facing infant seat (A) provides restraint with the seating surface
against the back of the infant.
The harness system holds the infant in place and, in a ...






