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).
○ The ignition key should come out only in LOCK/OFF.

Contact your dealer if service is required.

    See also:

    Safety Belts
    Safety Belts Refer to the following sections for important information on how to use safety belts properly: • Safety Belts on page 3‑15. • How to Wear Safety Belts Properly on page 3& ...

    Automatic Transmission Fluid
    It is not necessary to check the transmission fluid level. A transmission fluid leak is the only reason for fluid loss. If a leak occurs, take the vehicle to the dealer and have it repaired as soon a ...

    Place a Call Using a Stored Number
    1. Push . System responds: “OnStar ready.” 2. Say “Call <name tag>.” System responds: “OK, calling <name tag>.” ...