If the vehicle is equipped with OnStar and has an active subscription, additional data may be collected through the OnStar system. This includes information about the vehicle's operation; collisions involving the vehicle; the use of the vehicle and its features; and, in certain situations, the location and approximate GPS speed of the vehicle. Refer to the OnStar Terms and Conditions and Privacy Statement on the OnStar website.
See OnStar Additional Information.
Event Data Recorders
Infotainment SystemTransmission Adaptive Functions Automatic Transmission Unit
The 6T70/75 transmission utilizes a line pressure controlsystem during upshifts to compensate for the normal wear oftransmission components. As the apply components within thetransmission wear or change over time, shift time (the timerequired to apply a clutch) increase or decreases. In order tocomp ...