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Depends on the type of engine, but in 3800 type, remove the plastic hood (the one that bears the number: 3800) and the thermostat housing should be on the right side. Follow the upper radiator hose, it is connected to it. On the thermostat housing, you will also find the air bleed valve of the engine.
What else can I help you with?
Where is the orifice tube located on a 1998 buick regal gs?
BR
How do you replace a starter on a 1998 Buick Regal?
were can i locate and replace a starter for a 1998 buick regal?
Where is the Computer located on a 1998 buick regal?
Possibly... Under the air filter
Where is the cabin air filter located on a 1998 Buick regal?
I'm assuming its like other buick regal models, around the passenger side windshield wiper.
How do you install a radiator on a 1998 Buick regal?
How do you take off a radiator for a 98 Buick Regal
Where is the oil filter for a 1998 Buick Regal V6 located?
Look at the rear of engine right side
Where is the fuel pump relay located on a 1998 Buick Regal GS?
its on the front fuse box... its marked.
How do you remove 2002 Buick regal sun visor?
How do you remove 1998 Buick regal ls sun visor
What transmission is in the 1998 Buick regal?
4T60-E
Where is the fuel filter on a 1998 Buick Regal LS located?
Under the vehicle just in front of the left rear tire.
How do you get a 1998 buick regal owner's manual?
Try "Google"
Can you put the supercharger from a 1998 Buick Regal in a 1998 Oldsmobile Intrigue?
If you get the PCM, engine wiring harness, and intake manifold from the Regal also..
