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Geo Spectrum

Maintenance specs for 1 variant of the Geo Spectrum — from 1989 to 1989.

19891989 Geo Spectrum

1.5L I4 SOHC (4XC1-U) · FWD

70 hp / 87 lb-ft

Engine Oil

Weight10W-30
Capacity3.5 qt

Transmission

Type5-Speed Manual
FluidSAE 75W-90 GL-4
Drain & fill2.8 qt
Full capacity2.8 qt

Coolant

TypeGreen conventional (IATP)
Capacity5.5 qt
Shop coolant

Brake Fluid

TypeDOT 3
Shop DOT 3

Power Steering

TypeRack and pinion, manual (no PS fluid)

Fuel

Tank13 gal
TypeRegular 87

Tires

Size175/70R13
Pressure (front)32 PSI
Pressure (rear)32 PSI
Shop 175/70R13 tires

Battery

Group size35
CCA390 A
Shop group 35 battery

Spark Plugs

Gap0.04 in
Shop spark plugs

Wiper Blades

Driver18"
Passenger16"
Shop wiper blades

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