Security Light

The immobilizer light should come on briefly as the engine is started. If it

The immobilizer light should come on briefly as the engine is started. If it does not come on, have the vehicle serviced by your dealer. If the system is working normally, the indicator light turns off.

If the light stays on and the engine does not start, there could be a problem with the theft-deterrent system. See Immobilizer Operation on page 2‑14 for more information.

    See also:

    Efficient powertrain
    The Acadia is powered by GM's 3.6L V-6 with variable valve timing (VVT), which is designed for good fuel economy, low emissions and exceptional smoothness. Paired to this engine is a new fuel-savi ...

    Where Are the Airbags?
    The driver frontal airbag is in the middle of the steering wheel. The right front passenger frontal airbag is in the instrument panel on the passenger side. Driver Side Shown, Passenger Side ...

    Automatic Transmission Shift Lock Control Function Check
    WARNING When you are doing this inspection, the vehicle could move suddenly. If the vehicle moves, you or others could be injured. 1. Before starting this check, be sure there is enough room around ...