Engine Oil Additives/Engine Oil Flushes
Buick Regal / Buick Regal Owners Manual / Vehicle Care / Vehicle Checks / Engine Oil / Engine Oil Additives/Engine Oil Flushes
Do not add anything to the oil. The recommended oils with the dexos specification and displaying the dexos certification mark are all that is needed for good performance and engine protection.
Engine oil system flushes are not recommended and could cause engine damage not covered by the vehicle warranty.
See also:
Coverage
Services are provided up to 5 years/160 000 km (100,000 mi), whichever
comes first.
In the U.S., anyone driving the
vehicle is covered. In Canada, a
person driving the vehicle without
permiss ...
Rear Seat Armrest
This vehicle has a rear seat armrest with cupholders.
Pull the tab on the armrest forward, to access it. ...
Cargo Net
There is a cargo net for storing items on the side of the trunk. ...