See also:

Remote Keyless Entry (RKE) System
The Remote Keyless Entry (RKE) transmitter will work up to 60m(195 ft) away from the vehicle. Press this button to extend the key. The key can be used for the ignition and all locks. : Press ...

Add-On Equipment
When you carry removable items, you may need to put a limit on how many people you carry inside your vehicle. Be sure to weigh your vehicle before you buy and install the new equipment. Notice: Overl ...

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 communicat ...