Introduction
The names, logos, emblems, slogans, vehicle model names, and vehicle body designs appearing in this manual including, but not limited to, GM, the GM logo, GMC, the GMC Truck Emblem, and SIERRA are trademarks and/or service marks of General Motors LLC, its subsidiaries, affiliates, or licensors.
This manual describes features that may or may not be on your specific vehicle either because they are options that you did not purchase or due to changes subsequent to the printing of this owner manual.
Please refer to the purchase documentation relating to your specific vehicle to confirm each of the features found on your vehicle.
For vehicles first sold in Canada, substitute the name “General Motors of Canada Limited” for GMC Division wherever it appears in this manual.
If the vehicle has the Duramax® diesel engine, see the Duramax diesel supplement for additional and specific information on this engine.
If the vehicle is a hybrid, see the hybrid supplement for more information.
Keep this manual in the vehicle for quick reference.
See also:
Universal Remote System Programming
This system provides a way to replace up to three remote control transmitters used to activate devices such as garage door openers, security systems, and home automation devices.
Do not use the Uni ...
Securing Child Restraints (Rear Seat Position)
When securing a child restraint in a rear seating position, study the instructions that came with the child restraint to make sure it is compatible with this vehicle.
If the child restraint has the L ...
Rear Seats
The vehicle's rear seat has head restraints in the outboard seating positions
that cannot be adjusted. Rear outboard head restraints are not designed to be removed. ...