See also:

Gasoline Specifications
At a minimum, gasoline should meet ASTM specification D 4814 in the United States or CAN/CGSB-3.5 or 3.511 in Canada. Some gasolines contain an octane-enhancing additive called methylcyclopentad ...

A breakthrough interior
The Buick Regal's finely crafted, sporty and well-appointed interior builds on the exceptional attention to detail found in the Enclave and LaCrosse, blending signature styling cues with contempor ...

Engine Coolant Heater
The engine coolant heater can provide easier starting and better fuel economy during engine warm-up in cold weather conditions at or below 0°F (−18°C). Vehicles with an engine coolant he ...