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

The cooling system in the vehicle is filled with DEX-COOLВ® engine coolant. This coolant is designed to remain in the vehicle for 5 years or 240 000 km (150,000 miles), whichever occurs first.

The following explains the cooling system and how to check and add coolant when it is low. If there is a problem with engine overheating, see Engine Overheating .

Cooling System
The cooling system allows the engine to maintain the correct working temperature. When it is safe to lift the hood: 2.0 L L4 Engine A. Electric Engine Cooling Fans B. Coolant Surge Tank and Pr ...

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 warning sy ...

See also:

Fast forward/reverse
Press and hold the buttons to fast forward/reverse. This is done at one speed for audio files but several speeds can be chosen for video files. Press the / buttons several times to increase the s ...

Tire equipment
1. SUMMER tires have a tread designed to provide superior performance on dry pavement. However, the performance of these tires will be substantially reduced in snowy and icy conditions. If you op ...

Unlocking the driver's door (mechanical key)
If the vehicle can no longer be unlocked with the SmartKey, use the mechanical key. If you use the mechanical key to unlock and open the driver's door, the anti-theft alarm system will be trigg ...