Features and Controls
Buick Lucerne / Buick Lucerne Owners Manual / Features and Controls
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Recommended Fuel
Use regular unleaded gasoline with
a posted octane rating of 87 or
higher. If the octane rating is less
than 87, an audible knocking noise,
commonly referred to as spark
knock, might be hear ...
Passing
More passing distance is needed when towing a trailer.
Because the rig is longer, it is necessary to go much
farther beyond the passed vehicle before returning to
the lane. ...
Door Locks
To lock or unlock the doors:
• From inside the vehicle, use the
door lock knob or the power
door lock controls, pull once on
the door handle to unlock it, and
a second time to open it.
• ...
