See also:

Linking to a Different Phone
1. Press and hold for two seconds. The system responds with “Ready” followed by a tone. 2. Say “Bluetooth”. The system responds with “Bluetooth ready” followed by a tone. 3. Say � ...

Consistency of Readings
Always check the fluid level at least twice using the procedure described previously. Consistency (repeatable readings) is important to maintaining proper fluid level. If inconsistent readings per ...

Diagnostics
OnStar Vehicle Diagnostics will perform a vehicle check every month. It will check the engine, transmission, antilock brakes, and major vehicle systems. It also checks the tire pressures, if ...