Buick LaCrosse Owners Manual

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Turn Signals when Towing a Trailer
The turn signal indicators on the instrument panel flash whenever signaling a turn or lane change. Properly hooked up, the trailer lamps also flash, telling other drivers the vehicle is turni ...

Remote Trunk Release
To open the trunk, press on the Remote Keyless Entry (RKE) transmitter. See Remote Keyless Entry (RKE) System Operation  for more information. ...

Rainsense™ II Wipers
If the vehicle has this feature, the moisture sensor is mounted on the interior of the windshield beside the rearview mirror and is used to automatically operate the wipers. This system operates ...