You need to crawl under the vehicle. It is above the steering crossbar on the drivers side of the engine. It is difficult to remove/tighten. It is in a horrible spot.
( 5 quarts ) with engine oil filter change ( according to the 1996 Mercury Grand Marquis Owner Guide )
According to the 1996 Mercury Grand Marquis Owner Guide : With engine oil filter change : *( 5 quarts ) * engine oil dipstick is used to determine the fill amount
According to the 1996 Mercury Grand Marquis owners manual ( 5W-30 engine oil ) is the PREFERRED oil weight
According to the 1996 Mercury Grand Marquis Owner Guide ( 5W-30 is the PREFERRED engine oil )
According to the 1996 Mercury Grand Marquis Owner Guide : ( 5W-30 is the PREFERRED engine oil weight )
According to the 1996 Mercury Grand Marquis Owner Guide : With engine oil filter change : ( 5 quarts / 4.7 liters of engine oil ) * the engine oil dipstick is used to determine the exact fill requirement *
driver side of motor in middle
According to the 1999 Mercury Grand Marquis Owner Guide ( and one of Ford's websites ) ( Motorcraft FL-820-S , engine oil filter )
According to the 2005 Mercury Grand Marquis Owner Guide ( and one of Fords websites ) The ( Motorcraft FL-820-S engine oil filter is used )
According to the 2010 Mercury Grand Marquis Owner Guide : With engine oil filter change : ( 6.0 U.S. quarts )
According to the 2004 Mercury Grand Marquis Owner Guide : With engine oil filter change : ( 6 quarts )
The 1997 Mercury Grand Marquis owners manual shows : ( Motorcraft FL-820S ) and fordparts.com shows : ( Motorcraft FL-820 ) for the engine oil filter