See also:

Ignition Transmission Lock Check
While parked, and with the parking brake set, try to turn the ignition to LOCK/OFF in each shift lever position. • The ignition should turn to LOCK/OFF only when the shift lever is in P (Park). ...

Fuel Gauge
When the ignition is on, the fuel gauge tells you about how much fuel you have left in your tank. An arrow on the fuel gauge indicates the side of the vehicle the fuel door is on. When the fue ...

How OnStar Service Works
: This blue button connects you to a specially trained OnStar advisor to verify your account information and to answer questions. : Push this red emergency button to get priority help fro ...