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:
Vehicle Overview
GM says the Sierra 1500 Hybrid's gasoline V-8 and electric motors team up for
an overall mileage improvement compared with the regular Sierra. The Sierra
Hybrid is only available as a rear- or fou ...
New Vehicle Break-In
Notice: The vehicle does not need an elaborate break-in. But it will perform better in the long run if you follow these guidelines:
• Keep the vehicle speed at 88 km/h (55 mph) or less for the firs ...
Instrument Panel
A. Air Vents on page 8‑5.
B. Turn and Lane&-Change Lever. See Turn and Lane-Change Signals on page 6‑3. Exterior
Lamp Controls on page 6‑1. Fog Lamps on page 6‑4.
C ...