Manual Liftgate Operation
Unlock the vehicle before opening the liftgate.
Press the touch pad located in the handle of the liftgate, above the license plate, and lift up to open. Do not press the touch pad while closing the liftgate. This will cause the liftgate to be unlatched.
See also:
Roadside Assistance Program
U.S.: 1-888-881-3302
TTY Users (U.S.): 1-888-889-2438
Canada: 1-800-268-6800
Mexico: 01-800-466-0801
As the owner of a new GMC, you are automatically enrolled in the Roadside Assistance program.
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Using the “Store” Command
1. Press and hold for two seconds.
2. Say “Store.” 3. Say the phone number or group of numbers you want to store all at once with no pauses, then follow the directions given by the system to sav ...
Accessories and Modifications
Adding non-dealer accessories or making modifications to the vehicle can affect vehicle performance and safety, including such things as airbags, braking, stability, ride and handling, emissions syste ...