Buick Electra
Maintenance specs for 2 variants of the Buick Electra — from 1985 to 1990.
1985–1990 Buick Electra
3.8L V6 (3800) · FWD
150 hp / 200 lb-ft
Transmission
Type4-Speed Automatic (4T60)
FluidDexron III
Drain & fill6 qt
Full capacity12 qt
Power Steering
TypeHydraulic
FluidGM Power Steering Fluid
Fuel
Tank18 gal
TypeRegular 87
Service Intervals
Oil change3,000 mi
Trans service30,000 mi
Coolant flush30,000 mi
Spark plugs30,000 mi
Timingchain (no scheduled replacement)
Air filter45,000 mi
Cabin filter22,500 mi
Drive belt45,000 mi
1985–1990 Buick Electra
5.0L V8 (307 Olds) · FWD
140 hp / 255 lb-ft
Transmission
Type4-Speed Automatic (200-4R)
FluidDexron III
Drain & fill5 qt
Full capacity11 qt
Power Steering
TypeHydraulic
FluidGM Power Steering Fluid
Fuel
Tank18 gal
TypeRegular 87
Service Intervals
Oil change3,000 mi
Trans service30,000 mi
Coolant flush30,000 mi
Spark plugs15,000 mi
Timingchain (no scheduled replacement)
Air filter45,000 mi
Cabin filter22,500 mi
Drive belt45,000 mi