See also:

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. ...

Balance in ride, handling
With its choice of two powerful engines and strong body-on-frame construction, Rainier carries solid truck credentials. But its silky feel and performance on the road are more akin to a fine touri ...

Easy Exit Driver Seat
This feature moves the seat rearward allowing the driver more room to exit the vehicle. To activate, place the ignition in OFF and open the driver door. If the driver door is already open, pl ...