Environmental Concerns
• Always use established trails, roads, and areas that have been set aside for public off-road recreational driving and obey all posted regulations.
• Do not damage shrubs, flowers, trees, or grasses or disturb wildlife.
• Do not park over things that burn. See Parking Over Things that Burn..
See also:
2011 GMC Sierra 2500HD Review
The "professional grade" brand unveiled the 2011 GMC Sierra Heavy Duty lineup
at the 2010 NTEA Work Truck Show. Most of the technical specifications of GM's
HD pickups are identical, but ...
Engine Cooling When Trailer Towing
The cooling system may temporarily overheat during severe operating conditions. See Engine Overheating on page 10‑18. ...
Anti-theft Alarm System
On vehicles with an anti-theft alarm system, to activate the system:
• Press on the Remote Keyless Entry (RKE) transmitter or the power door lock switch when any door is open.
The security ligh ...





