Workshop Repair and Service Manuals GMC SIERRA
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Roadside Assistance Program

Rating:

U.S.: 1-888-881-3302

TTY Users (U.S. Only): 1-888-889-2438

Canada: 1-800-268-6800

Mexico: 01-800-466-0801

As the owner of a new GMC, you are automatically enrolled in the Roadside Assistanceprogram.

SeeRoadside Assistance Program.

Approximate Fluid Capacities     SeeFluid and Lubricant Recommendationsfor more information. All capacities are approximate. When adding, be sure to fillto the approximate level, as recommended in this manual. Recheck fluid level afterfilling. Approximate...
E85 or FlexFuel     Vehicles with a yellow fuel cap can use either unleaded gasoline or ethanol fuel containingup to 85% ethanol (E85). SeeE85 or FlexFuel. For all other vehicles, use only the unleaded gasoline described underRecommended Fuel.
Recommended Fluids and Lubricants     Fluids and lubricants identified below by name, part number, or specification canbe obtained from your dealer. Usage Fluid/Lubricant Engine Oil Engine oils with the letters CJ-4 are required for your vehicle. The...
Recommended Fluids and Lubricants     Fluids identified below are specific to the hybrid vehicle and can be obtained fromyour dealer. See the owner manual for the other fluids and lubricants recommendedfor the vehicle. Usage Fluid/Lubricant Drive...
Doing Your Own Service Work     If the vehicle is a hybrid, see the hybrid supplement for more information. Warning:It can be dangerous to work on your vehicle if you do not have the proper knowledge,service manual, tools, or parts. Always follow owner...
Engine Coolant     The cooling system in the vehicle is filled with DEX-COOL® engine coolant. This coolantis designed to remain in the vehicle for 5-years or 240-000-km (150,000-mi), whicheveroccurs first, if you add only DEX-COOL extended life...