1996 Mercury Grand Marquis Owner's Manual - Page 295
1996 Mercury Grand Marquis Manual
Page 295 highlights
Lubricant Specifications NOTE: Rear axle lube quantities must be replaced every 100,000 miles (160,000 km) or if the axle has been submerged in water. Otherwise, the lube should not be checked or changed unless a leak is suspected or repair required. 293
293
Lubricant Specifications
NOTE:
Rear axle lube quantities must be
replaced every 100,000 miles
(160,000 km) or if the axle has been
submerged in water. Otherwise, the
lube should not be checked or changed
unless a leak is suspected or repair
required.