Geo Storm
Maintenance specs for 2 variants of the Geo Storm — from 1990 to 1993.
1990–1993 Geo Storm
1.6L I4 SOHC (4XC1-U) · FWD
95 hp / 97 lb-ft
Transmission
Type5-Speed Manual
FluidSAE 75W-90 GL-4
Drain & fill2.8 qt
Full capacity2.8 qt
Power Steering
TypeRack and pinion, manual (no PS fluid)
Fuel
Tank13.2 gal
TypeRegular 87
Service Intervals
Oil change7,500 mi
Trans service30,000 mi
Coolant flush30,000 mi
Brake fluid30,000 mi
Spark plugs30,000 mi
Timingbelt — replace at 60,000 mi
Air filter30,000 mi
Drive belt60,000 mi
1990–1993 Geo Storm
1.8L I4 DOHC (4XE1) · FWD
140 hp / 116 lb-ft
Transmission
Type5-Speed Manual
FluidSAE 75W-90 GL-4
Drain & fill2.8 qt
Full capacity2.8 qt
Power Steering
TypeRack and pinion, manual (no PS fluid)
Fuel
Tank13.2 gal
TypePremium 91
Service Intervals
Oil change7,500 mi
Trans service30,000 mi
Coolant flush30,000 mi
Brake fluid30,000 mi
Spark plugs30,000 mi
Timingbelt — replace at 60,000 mi
Air filter30,000 mi
Drive belt60,000 mi