See also:

Adding Coolant
If you need more coolant, add the proper DEX-COOL® coolant mixture at the coolant recovery tank. CAUTION: Turning the radiator pressure cap when the engine and radiator are hot can allow stea ...

Playing an MP3 CD-R or CD-RW Disc
The radio may have MP3 CD-R or CD-RW disc capability. For more information, see Using an MP3 later in this section. ...

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 resp ...