Chevrolet Impala
Maintenance specs for 2 variants of the Chevrolet Impala — from 1985 to 1996.
1985–1990 Chevrolet Impala
5.0L V8 (L03/305) · RWD
170 hp / 255 lb-ft
Transmission
Type4-Speed Automatic (TH700R4)
FluidDexron III/Mercon
Drain & fill5 qt
Full capacity11 qt
Power Steering
TypeHydraulic
FluidGM Power Steering Fluid
Capacity32 oz
Differentials
Rear capacity3.5 qt
Fuel
Tank25 gal
TypeRegular 87
Service Intervals
Oil change3,000 mi
Trans service30,000 mi
Coolant flush60,000 mi
Brake fluid30,000 mi
Spark plugs30,000 mi
Timingchain (no scheduled replacement)
Air filter30,000 mi
Drive belt60,000 mi
1994–1996 Chevrolet Impala
5.7L V8 LT1 (LT1) · RWD
260 hp / 330 lb-ft
Transmission
Type4-Speed Automatic (4L60-E)
FluidDexron III/Mercon
Drain & fill5 qt
Full capacity11 qt
Power Steering
TypeHydraulic
FluidGM Power Steering Fluid
Capacity32 oz
Differentials
Rear capacity3.5 qt
Fuel
Tank23 gal
TypeRegular 87
Service Intervals
Oil change3,000 mi
Trans service50,000 mi
Coolant flush100,000 mi
Brake fluid30,000 mi
Spark plugs30,000 mi
Timingchain (no scheduled replacement)
Air filter30,000 mi
Drive belt60,000 mi