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:

What to Use
WARNING! Adding only plain water or some other liquid to the cooling system can be dangerous. Plain water and other liquids can boil before the proper coolant mixture will. The coolant warni ...

Current and Past Models
Technical Service Bulletins and Manuals are available for current and past model GM vehicles. ORDER TOLL FREE: 1-800-551-4123 Monday – Friday 8:00 AM – 6:00 PM Eastern Time For Credit Car ...

Instrument Cluster Descriptions
1. Temperature Gauge The temperature gauge shows engine coolant temperature. Any reading below the red mark of the gauge shows that the engine cooling system is operating properly. The gauge poi ...