When to Check
Check the tires once a month or more.
Do not forget the spare tire, if the vehicle has one.
SeeFull-Size Spare Tire on page 10‑91 for additional information.
See also:
All Terrain chassis and suspension
Based on the chassis of the 2011 Sierra HD trucks, the All Terrain HD
features a fully boxed steel frame with exceptional strength and torsional
stiffness. It incorporates the production models' n ...
Vehicle Security
This vehicle has theft-deterrent features; however, they do not make it impossible to steal. ...
Hill and Mountain Roads
Driving on steep hills or through mountains is different than driving on flat or rolling terrain. Tips for driving in these conditions include:
• Keep the vehicle serviced and in good shape.
• C ...





