Cooling System - Buick Regal Owner's Manual

3. Disconnect the electrical
connector (3).
4. Remove the screws (1) on top of
the engine air cleaner/filter
housing.
5. Lift the filter cover housing away
from the engine air cleaner/filter
housing.
6. Pull out the filter.
7. Inspect or replace the engine air
cleaner/filter.
8. Reverse Steps 2 4 to reinstall
the filter cover housing.
Operating the engine with the air
cleaner/filter off can cause you or
others to be burned. The air
cleaner not only cleans the air; it
helps to stop flames if the engine
backfires. Use caution when
working on the engine and do not
drive with the air cleaner/filter off.
The cooling system allows the
engine to maintain the correct
working temperature.
When it is safe to lift the hood:
1. Engine Cooling Fans (Out
of View)
2. Coolant Surge Tank and
Pressure Cap
1. Engine Cooling Fans (Out
of View)
2. Coolant Surge Tank and
Pressure Cap