Buick Regal: Engine Oil - Vehicle Checks - Vehicle Care - Buick Regal Owners ManualBuick Regal: Engine Oil

To ensure proper engine performance and long life, careful attention must be paid to engine oil.

Following these simple, but important steps will help protect your investment:

► Always use engine oil approved to the proper specification and of the proper viscosity grade. See “Selecting the Right Engine Oil” in this section.

► Check the engine oil level regularly and maintain the proper oil level. See “Checking Engine Oil” and “When to Add Engine Oil” in this section.

► Change the engine oil at the appropriate time. See Engine Oil Life System .

► Always dispose of engine oil properly. See “What to Do with Used Oil” in this section.

Engine Compartment Overview
2.0 L L4 Engine A. Engine Air Cleaner/Filter . B. Engine Cover. C. Engine Oil Dipstick. See Engine Oil . D. Engine Oil Fill Cap. See Engine Oil . E. Transmission Fluid Cap and Dipstick. See Auto ...

Checking Engine Oil
It is a good idea to check the engine oil level at each fuel fill. In order to get an accurate reading, the oil must be warm and the vehicle must be on level ground. The engine oil dipstick handle is ...

See also:

System servicing
WARNING ● When discarding a seatbelt retractor assembly or scrapping the entire vehicle damaged by a collision, consult your SUBARU dealer. ● Tampering with or disconnecting the system ...

Octane rating tips
Using unleaded gasoline with an octane rating lower than recommended can cause persistent, heavy “spark knock.” (“Spark knock” is a metallic rapping noise.) If severe, this can lead to eng ...

STEP ON BRAKE TO RELEASE PARK BRAKE
This message is displayed if you attempt to release the electric parking brake without the brake pedal applied. See Parking Brake for more information. ...