Look at the rear of engine right side
Possibly... Under the air filter
I'm assuming its like other buick regal models, around the passenger side windshield wiper.
Under the vehicle just in front of the left rear tire.
BR
were can i locate and replace a starter for a 1998 buick regal?
How do you take off a radiator for a 98 Buick Regal
Check your fuel filter and pressure.
its on the front fuse box... its marked.
How do you remove 1998 Buick regal ls sun visor
4T60-E
4.5 Quarts, with replacing the oil filter. Start, check, and top off as needed.
Check in the air filter housing.