Additional Maintenance and Care

Your vehicle is an important investment and caring for it properly may help to avoid future costly repairs. To maintain vehicle performance, additional maintenance services may be required. It is recommended that your dealer perform these services — their trained dealer technicians know your vehicle best.

Your dealer can also perform a thorough assessment with a multi-point inspection to recommend when your vehicle may need attention. The following list is intended to explain the services and conditions to look for that may indicate services are required.

See also:

Safety Locks
The rear door safety locks prevent passengers from opening the rear doors from inside the vehicle. Press to activate the safety locks. The indicator light will illuminate. This switch also di ...

Cruising, Turning & Stopping
Ride comfort is still king at Buick, and it's a formula GM shouldn't change. The LaCrosse leaves manhole covers and steel plates behind with the sort of measured wump that you'll notice but won't ...

Setting the Tone (Bass/Midrange/Treble)
AUDIO: Push and release the AUDIO knob until BASS, MID (midrange) (without Bose®), or TREB (treble) displays. Turn the knob to increase or to decrease the tone. The display shows the bass, midran ...