See also:

Engine Coolant (4.6L Engine)
The cooling system in the vehicle is filled with DEX-COOL® engine coolant. This coolant is designed to remain in the vehicle for five years or 150,000 miles (240 000 km), whichever occurs first ...

What to Use
Use a mixture of one-half clean, drinkable water and one-half DEX-COOL® coolant. If you use this coolant mixture, you do not need to add anything else. CAUTION: Adding only plain water to your ...

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 ...