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:
Starting the Vehicle
1. Press and release on the Remote
Keyless Entry transmitter.
2. Press and hold for about two
seconds. The turn signal lamps will briefly flash to confirm the vehicle has been
started. The pa ...
Warranty
OnStar equipment may be warranted as part of the new-vehicle limited warranty.
The manufacturer of the vehicle furnishes detailed warranty information. ...
Under the Hood
195-horsepower, 4.3-liter V-6 with iron block and cylinder heads,
cam-in-block, two valves per cylinder and 260 pounds-feet of torque
302-hp, 4.8-liter V-8 with iron block and aluminum cylinder hea ...