Vehicle Care
Buick Regal / Buick Regal Owners Manual / Vehicle Care
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Recommended Fuel
If the vehicle has a 2.4L L4 engine (VIN Code C), 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 r ...
Flash-to-Pass
To flash the high beams, pull the
turn signal/lane change lever toward
you, and release. ...
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 ...
