See also:

Overview
GMC announced the all-new 2007 Acadia. It is GMC's first crossover, delivering a smooth, responsive driving experience, athletic design, a spacious interior and a comprehensive safety package to t ...

Ultrasonic Parking Assist
If available, Ultrasonic Rear Parking Assist (URPA) system uses sensors on the rear bumper to assist with parking and avoiding objects while in R (Reverse). It operates at speeds less than 8 km/h ...

Add-on Electrical Equipment
The OnStar system is integrated into the electrical architecture of the vehicle. Do not add any electrical equipment. See Add-On Electrical Equipment on page 9‑64. Added electrical equipment ...