See also:

Under the hood
Unique with its all-four-cylinder powertrain, the Buick Regal relies on the excellent horsepower-per-liter ratio of the Ecotec engine family to deliver smart, on-demand performance that is also ve ...

3.6L V6 Engine
3.6L V6 Engine 1. Remove the screws on top of the engine air cleaner/filter housing. 2. Lift the filter cover housing away from the engine. 3. Pull out the filter. 4. Inspect or replace th ...

Normal Maintenance Replacement Parts
Replacement parts identified below by name, part number, or specification can be obtained from your dealer. ...