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:
When to Add Engine Oil
If the oil is below the cross-hatched area at the tip of the dipstick, add 1 L (1 qt) of the recommended oil and then recheck the level. See “Selecting the Right Engine Oil” in this section for ...
General notes
WARNING
All categories of messages contain important information which should be taken
note of and,
where a malfunction is indicated, addressed as soon as possible at an authorized
Mercedes ...
Opening the trunk lid
1. Push the trunk opener request switch A for
more than 1 second while carrying the Intelligent
Key with you.
2. The trunk will unlatch. A chime will sound 4
times.
3. Raise the trunk lid to op ...