See also:

To Use the Engine Coolant Heater
1. Turn off the engine. 2. Open the hood and unwrap the electrical cord. The cord is secured to the Engine Compartment Fuse Block with a clip. Carefully remove the wire tie which bundles the electric ...

Tachometer
The tachometer displays the engine speed in revolutions per minute (rpm). For a description of how Grade Braking affects vehicle speed while the Tow/Haul Mode is activated, see Tow/Haul Mode on page 9 ...

Store a Name Tag for Speed Dialing
1. Push System responds: “OnStar ready.” 2. Say “Store.” System responds: “Please say the number you would like to store.” 3. Say the entire number without pausing. System responds: � ...