Roadside Assistance Program
As the owner of a new GMC, you are automatically enrolled in the Roadside Assistance program. See Roadside Assistance Program (U.S. and Canada) on page 13‑7 or Roadside Assistance Program (Mexico) on page 13‑9 for more information.
Roadside Assistance and OnStar (U.S. and Canada)
If you have an active OnStar subscription, press the
button and the current GPS location
will be sent to an OnStar advisor who will assess your problem, contact Roadside
Assistance, and relay your exact location to get the help you need.
Online Owner Center (U.S. and Canada)
The Online Owner Center is a complimentary service that includes online service reminders, vehicle maintenance tips, online owner manual, special privileges, and more.
See also:
Manual Liftgate
To unlock the liftgate, press the power door lock switch or press " on the Remote
Keyless Entry (RKE) transmitter twice. See Remote Keyless Entry (RKE) System Operation
on page 2‑3. To ...
Trailer Wiring Harness
Basic Trailer Wiring
The trailer wiring harness, with a seven-pin connector, is located at the rear of the vehicle and is tied to the vehicle's frame. The harness connector can be plugged into a seve ...
Taillamps, Turn Signal, Stoplamps, and Back-Up Lamps
To replace one of these bulbs:
1. Open the tailgate. See Tailgate on page 2‑10 for more information.
2. Remove the two rear lamp assembly screws near the tailgate latch strikerpost and pull ...