OnStar Services

See also:

Headlamp High/Low-Beam Changer
Push the turn signal/lane change lever away from you to turn the high beams on. Pull the lever toward you and then release it to return to low beams. If the vehicle is turned off while the ...

Total Weight on the Vehicle's Tires
Be sure the vehicle's tires are inflated to the upper limit for cold tires. These numbers can be found on the Certification label or see Vehicle Load Limits for more information. Make sure not to go ...

CD/DVD Player
The infotainment system's CD/DVD player can play audio discs and MP3 discs. Discs that are 8 cm (3 in) in diameter will not work in the CD/DVD player. The CD/DVD player does not support th ...