Plymouth Horizon
Maintenance specs for 2 variants of the Plymouth Horizon — from 1985 to 1990.
1985–1987 Plymouth Horizon
1.7L I4 · FWD
63 hp / 90 lb-ft
Transmission
Type4-Speed Manual
FluidSAE 5W-30 Engine Oil
Drain & fill3 qt
Full capacity3 qt
Power Steering
Fuel
Tank13 gal
TypeRegular 87
Service Intervals
Oil change3,000 mi
Trans service30,000 mi
Coolant flush24,000 mi
Brake fluid30,000 mi
Spark plugs30,000 mi
Timingbelt — replace at 60,000 mi
Air filter30,000 mi
Drive belt60,000 mi
1985–1990 Plymouth Horizon
2.2L I4 (G) · FWD
96 hp / 119 lb-ft
Transmission
Type3-Speed Automatic (A413)
FluidATF+3
Drain & fill4 qt
Full capacity8.5 qt
Power Steering
Fuel
Tank13 gal
TypeRegular 87
Service Intervals
Oil change3,000 mi
Trans service30,000 mi
Coolant flush24,000 mi
Brake fluid30,000 mi
Spark plugs30,000 mi
Timingbelt — replace at 60,000 mi
Air filter30,000 mi
Drive belt60,000 mi