Services for People with Disabilities
Advisors provide services to help subscribers with physical disabilities and medical conditions.
Push 
for help with:
○ Locating a gas station with an attendant to pump gas.
○ Finding a hotel, restaurant, etc., that meets accessibility needs.
○ Providing directions to the closest hospital or pharmacy in urgent situations.
See also:
Key Lock Release
Vehicles with an automatic transmission are equipped with an electronic key lock
release system.
The key lock release is designed to prevent ignition key removal unless the shift
lever is in P ...
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.
...
Using ABS
Do not pump the brakes. Just hold the brake pedal down firmly and let ABS work.
You might hear the ABS pump or motor operating and feel the brake pedal pulsate,
but this is normal. ...