Service Only Mode

This power mode is available for service and diagnostics, and to verify the proper operation of the malfunction indicator lamp as may be required for emission inspection purposes. With the vehicle off, and the brake pedal not applied, pressing and holding the button for more than five seconds will place the vehicle in Service Only Mode. The instruments and audio systems will operate as they do in ON/RUN, but the vehicle will not be able to be driven. The engine will not start in Service Only Mode. Push the button again to turn the vehicle off.

    See also:

    Overview
    Redesigned from the ground up, the 2010 Buick LaCrosse luxury sedan makes its world debut at the 2009 North American International Auto Show in Detroit on Jan. 12, 2009. The Buick LaCrosse offers ...

    Traveling to Remote Areas
    It makes sense to plan your trip, especially when going to a remote area. Know the terrain and plan your route. You are much less likely to get bad surprises. Get accurate maps of trails and terrai ...

    Safety, Features & Styling
    With top crash-test scores across the board, the Verano is a Top Safety Pick from the Insurance Institute for Highway Safety. Standard features include 10 airbags, plus the antilock brakes and ele ...