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After Off-Road Driving
Remove any brush or debris that has collected on the underbody or chassis, or under the hood. These accumulations can be a fire hazard. After operation in mud or sand, have the brake linings cleaned ...

Hood
To open the hood, do the following: 1. Pull the hood release handle with this symbol on it. It is located under the instrument panel on the driver's side of the vehicle. 2. At the front of the veh ...

Overview
The GMC Sierra All Terrain HD concept is an exploration of heavy-duty truck capability combined with greater off-road versatility. It is highlighted by a bold exterior design, enhanced all-terrain ...