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Starting the Vehicle Messages

GMC Sierra / GMC Sierra Owners Manuals / Instruments and Controls / Vehicle Messages / Starting the Vehicle Messages

FAST IDLE ON

If your vehicle has this feature, this message displays when the fast idle feature is on. See Fast Idle System on page 9‑31 for more information.

See also:

Fuel
Use of the recommended fuel is an important part of the proper maintenance of this vehicle. To help keep the engine clean and maintain optimum vehicle performance, we recommend the use of gasoline ...

Cleaning the RSE Overhead Console
When cleaning the RSE overhead console surface, use only a clean cloth dampened with clean water. ...

Cooling System
If the vehicle has the Duramax® Diesel engine, see the Duramax® Diesel Supplement for more information. The cooling system allows the engine to maintain the correct working temperature. 5.3 L En ...