GMC Sierra Owners Manuals
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Accessories and Modifications
Adding non-dealer accessories or making modifications to the vehicle can affect
vehicle performance and safety, including such things as airbags, braking, stability,
ride and handling, emissions s ...
Towing the Vehicle From the Rear
Notice: Towing the vehicle from the rear could damage it. Also, repairs would not be covered by the vehicle warranty. Never have the vehicle towed from the rear.
Do not tow the vehicle from the r ...
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 open the ...





