Buick LaCrosse: Security Light
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 (Key Access) or Immobilizer Operation (Keyless Access) for more information.
For eAssist vehicles, this light displays in the Driver Information Center (DIC).
Low Fuel Warning Light
This light, below the fuel gauge,
comes on briefly when the engine is
started.
If it does not come on have the
vehicle serviced by your dealer.
If the system is working normally,
the indic ...
High-Beam On Light
This light comes on when the
high-beam headlamps are in use.
See Headlamp High/Low-Beam
Changer for more
information. ...
See also:
Driving In Flooded Area
WARNING:
Dry wet brakes by driving very slowly and applying the brakes lightly until brake
performance returns to normal:
Driving with wet brakes is dangerous. Increased stopping distance or the v ...
Battery Power Protection
The battery saver feature is designed to protect the vehicle's battery.
To prevent battery discharge while driving, the following systems are reduced automatically in two stages and then turned off:
...
Interior trunk access
The trunk can be accessed from the passenger
side of the rear seat for loading and unloading, as
shown.
1. Open the access cover on the rear parcel
shelf.
2. Push down on the button on the rear p ...
