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:
End a Call
Push . System responds: “Call ended.” ...
Two-Tiered Loading
Depending on the model of your pick-up, an upper load platform can be created by positioning three or four 5 cm (2 inches) by 15 cm (6 inches) wooden planks across the width of the pickup box. The pla ...
Chemical Paint Spotting
Airborne pollutants can fall upon and attack painted vehicle surfaces causing blotchy, ring-shaped discolorations, and small, irregular dark spots etched into the paint surface. ...





