Change the oil and filter. Pour in 4.5 qts. Start the engine and run for 2 minutes. Shut it off, wait 15 min and check the level. Fill until it is full. You will then have your answer.
On the RF of the engine underneath.
Lack of oil or water??
5 Quarts with filter change, 4 without.
the oil pump is on the passanger side, inside the timing chain cover. It is a job to get to.
The Buick needs 5qts of SAE 5W-30.
The oil pressure sending unit on a 1997 Buick LeSabre is located on the bottom side of the engine, near the oil filter. It monitors oil pressure to ensure that the pump is working properly.
3387A
I Use Chicken Oil!
the oil filter is on the left hand side of the engine (if you are looking at it from the front of the car with the hood open), behind the crank pulley.
10 30
around 5
The oil filter location for the 2000 Buick LeSabre is on the front of the motor. Look just to the left of the fan belt near the left side of the motor.