Plymouth Gran Fury
Maintenance specs for 2 variants of the Plymouth Gran Fury — from 1985 to 1989.
1985–1989 Plymouth Gran Fury
3.7L I6 · RWD
100 hp / 175 lb-ft
Transmission
Type3-Speed Automatic (TorqueFlite 904)
FluidDexron II ATF
Drain & fill4 qt
Full capacity8.5 qt
Power Steering
TypeHydraulic
FluidMopar Power Steering Fluid
Capacity24 oz
Differentials
Rear fluidSAE 80W-90 GL-5
Fuel
Tank18 gal
TypeRegular 87
Service Intervals
Oil change3,000 mi
Trans service30,000 mi
Coolant flush24,000 mi
Brake fluid30,000 mi
Spark plugs12,000 mi
Timingchain (no scheduled replacement)
Air filter15,000 mi
Drive belt60,000 mi
1985–1989 Plymouth Gran Fury
5.2L V8 (360) · RWD
140 hp / 255 lb-ft
Transmission
Type3-Speed Automatic (TorqueFlite 727)
FluidDexron II ATF
Drain & fill4 qt
Full capacity9.5 qt
Power Steering
TypeHydraulic
FluidMopar Power Steering Fluid
Capacity24 oz
Differentials
Rear fluidSAE 80W-90 GL-5
Fuel
Tank18 gal
TypeRegular 87
Service Intervals
Oil change3,000 mi
Trans service30,000 mi
Coolant flush24,000 mi
Brake fluid30,000 mi
Spark plugs12,000 mi
Timingchain (no scheduled replacement)
Air filter15,000 mi
Drive belt60,000 mi