Vehicle and Power Issues
OnStar services require a vehicle electrical system, wireless service, and GPS satellite technologies to be available and operating for features to function properly. These systems may not operate if the battery is discharged or disconnected.
See also:
Exterior
The regular-length Savana rides a 135-inch wheelbase and measures 218.8
inches long, and extended-length models have a 155-inch wheelbase and stretch to
238.8 inches overall. These vans are consid ...
Recommended Fluids, Lubricants, and Parts
Recommended Fluids and Lubricants
Maintenance Replacement Parts
Replacement parts identified below by name, part number, or specification can
be obtained from your dealer.
...
Safety, Reliability & Mileage
Acadias built after January 2011 are Insurance Institute for Highway Safety
Top Safety Picks, meaning they scored the institute's highest rating "Good" in
all four crash tests the instit ...