Jeep Comanche
Maintenance specs for 3 variants of the Jeep Comanche — from 1986 to 1992.
1986–1992 Jeep Comanche
2.5L I4 (AMC 150) · 4WD
117 hp / 135 lb-ft
Transmission
Type5-Speed Manual (AX-5)
Fluid75W-90 GL-3
Drain & fill3.3 qt
Full capacity3.3 qt
Power Steering
TypeHydraulic
FluidATF+4
Capacity32 oz
Differentials
Front fluid75W-90 GL-5
Rear fluid75W-90 GL-5
Transfer Case
FluidATF+4
Fuel
Tank20.2 gal
TypeRegular 87
Service Intervals
Oil change3,000 mi
Trans service30,000 mi
Coolant flush30,000 mi
Brake fluid30,000 mi
Spark plugs30,000 mi
Timingchain (no scheduled replacement)
Air filter30,000 mi
Drive belt60,000 mi
1986–1992 Jeep Comanche
4.0L I6 (AMC 242) · 4WD
177 hp / 224 lb-ft
Transmission
Type4-Speed Automatic (AW4)
FluidDexron III ATF
Drain & fill4 qt
Full capacity8 qt
Power Steering
TypeHydraulic
FluidATF+4
Capacity32 oz
Differentials
Front fluid75W-90 GL-5
Rear fluid75W-90 GL-5
Transfer Case
FluidATF+4
Fuel
Tank20.2 gal
TypeRegular 87
Service Intervals
Oil change3,000 mi
Trans service30,000 mi
Coolant flush30,000 mi
Brake fluid30,000 mi
Spark plugs30,000 mi
Timingchain (no scheduled replacement)
Air filter30,000 mi
Drive belt60,000 mi
1986–1992 Jeep Comanche
4.0L I6 (AMC 242) · RWD
177 hp / 224 lb-ft
Transmission
Type4-Speed Automatic (AW4)
FluidDexron III ATF
Drain & fill4 qt
Full capacity8 qt
Power Steering
TypeHydraulic
FluidATF+4
Capacity32 oz
Differentials
Rear fluid75W-90 GL-5
Fuel
Tank20.2 gal
TypeRegular 87
Service Intervals
Oil change3,000 mi
Trans service30,000 mi
Coolant flush30,000 mi
Brake fluid30,000 mi
Spark plugs30,000 mi
Timingchain (no scheduled replacement)
Air filter30,000 mi
Drive belt60,000 mi