Fuel
For diesel engine vehicles, see “Fuel for Diesel Engines” in the Duramax Diesel Supplement.
For Vehicles with gasoline engines, please read this.
See also:
Overview
GMC unveiled the all-new 2007 Yukon and Yukon Denali full-size SUVs Oct. 5.
They are based on GM's all-new full-size SUV family, which features distinctive
styling, spacious and refined interiors, ...
Recommended Transfer Case Settings
Notice: Driving on clean, dry pavement in four-wheel drive for an extended period of time can cause premature wear on the vehicle's powertrain. Do not drive on clean, dry pavement in Four-Wheel Driv ...
Driving on Snow or Ice
Drive carefully when there is snow or ice between the tires and the road, creating less traction or grip.
Wet ice can occur at about 0°C (32°F) when freezing rain begins to fall, resulting in even ...