How to flush a 1993 Buick Regal Radiator?
It's best to remove the radiator and take it to a shop to have them do it professionally. It usually doesn't cost too much and they can make any minor leak repairs while they're at it. When they're done your radiator will be as good as new. Chemicals and power flushing of radiators will only remove loose material. If you have any compacted sludge in the radiator tubes you will not be able to flush them out without having the professional take care of it for you.
What fuses are in the under the hood fuse box in a 1993 Buick regal limited with a 3800 where is the ignition fuse?
Should be located at the engine end of the upper radiator hose housing. Drain about 1 gallon of coolant Remove housing Make note how thermostat is installed Clean surfaces well Replace thermostat and gasket Re-fill radiator Start engine and check for leaks Run engine to normal operating temperature with heater on Check coolant level
There are two little nuts on the bottom of the radiator on the inside (On the side of the motor) Turn one and loosen the other, then pop the top, and letter flow. The above procedure will only empty the radiator. You need a kit to flush out all of the old coolant. Check any NAPA autoparts store. They can help you out.