Customer Assistance for Text Telephone (TTY) Users (U.S. and Canada)
To assist customers who are deaf, hard of hearing, or speech impaired and who use Text Telephones (TTYs), GMC has TTY equipment available at its Customer Assistance Center. Any TTY user can communicate with GMC by dialing:
1-800-462-8583. TTY users in Canada can dial 1-800-263-3830.
See also:
Leaving the Vehicle with the Engine Running
WARNING
It can be dangerous to leave the vehicle with the engine running.
The vehicle could move suddenly if the shift lever is not fully in P (Park) with the parking brake firmly set. And, if you l ...
Remote Vehicle Start
The vehicle may have this feature that allows you to start the engine from outside
the vehicle.
(Remote Vehicle Start): This button
will be on the RKE transmitter if the vehicle has remote start. ...
How the System Works
URPA comes on automatically when the shift lever is moved into R (Reverse). A single tone sounds to indicate the system is working.
URPA operates only at speeds less than 8 km/h (5 mph).
An obstacle ...





