2002 Buick LeSabre Oil Pan

You can raise and support the vehicle, position the oil drain pan under the engine oil drain plug, remove the engine oil drain plug, clean and inspect the engine oil drain plug, repair or replace it if necessary, then clean and inspect the engine oil drain plug sealing surface on the oil pan, repair or replace oil pan if necessary, then remove the Oil Filter and clean and inspect the oil filter sealing area on the oil filter adapter, repair or replace if necessary.

You will need to loosen the nut holding the tube to the exhaust manifold, pull upward on the tube, and remove the oil level indicator and the tube.