See also:

Detecting the Vehicle Ahead
The green vehicle ahead indicator will appear when a vehicle is detected ahead. Whenever this indicator does not appear, FCA will not respond. The indicator may disappear on curves, highway exit ...

Vehicle Information Menu Items (with DIC Buttons)
(Vehicle Information): Press this button to scroll through the following menu items: ...

Customer Assistance Offices (U.S. and Canada)
GMC encourages customers to call the toll-free number for assistance. However, if a customer wishes to write or e-mail GMC, the letter should be addressed to: United States GMC Customer Assistance ...