Engine Coolant

The cooling system in the vehicle is filled with DEX-COOL engine coolant. This coolant is designed to remain in the vehicle for 5 years or 240 000 km (150,000 mi), whichever occurs first.

The following explains the cooling system and how to check and add coolant when it is low. If there is a problem with engine overheating, see Engine Overheating .

See also:

2006 Buick Lucerne Review
Buick's new full-size sedan, the Lucerne, tackles one of the automaker's key challenges: capturing younger buyers while simultaneously appealing to its core consumers — a group that's been aroun ...

Engine Air Cleaner/Filter
Engine Air Cleaner/Filter ...

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 ...