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Chevrolet Impala

Maintenance specs for 2 variants of the Chevrolet Impala — from 1985 to 1996.

19851990 Chevrolet Impala

5.0L V8 (L03/305) · RWD

170 hp / 255 lb-ft

Engine Oil

Weight5W-30
Capacity5 qt
FilterPF35

Transmission

Type4-Speed Automatic (TH700R4)
FluidDexron III/Mercon
Drain & fill5 qt
Full capacity11 qt

Coolant

TypeGreen Ethylene Glycol
Capacity16.5 qt
Shop coolant

Brake Fluid

TypeDOT 3
Shop DOT 3

Power Steering

TypeHydraulic
FluidGM Power Steering Fluid
Capacity32 oz

Differentials

Rear capacity3.5 qt

Fuel

Tank25 gal
TypeRegular 87

Tires

SizeP215/75R15
Pressure (front)30 PSI
Pressure (rear)30 PSI
Shop P215/75R15 tires

Battery

Group size78
CCA630 A
Shop group 78 battery

Spark Plugs

Gap0.045 in
Shop spark plugs

Wiper Blades

Driver18"
Passenger18"
Shop wiper blades

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

19941996 Chevrolet Impala

5.7L V8 LT1 (LT1) · RWD

260 hp / 330 lb-ft

Engine Oil

Weight5W-30
Capacity5 qt
FilterPF52

Transmission

Type4-Speed Automatic (4L60-E)
FluidDexron III/Mercon
Drain & fill5 qt
Full capacity11 qt

Coolant

TypeDex-Cool (orange)
Capacity16.5 qt
Shop coolant

Brake Fluid

TypeDOT 3
Shop DOT 3

Power Steering

TypeHydraulic
FluidGM Power Steering Fluid
Capacity32 oz

Differentials

Rear capacity3.5 qt

Fuel

Tank23 gal
TypeRegular 87

Tires

SizeP255/50R17
Pressure (front)30 PSI
Pressure (rear)30 PSI
Shop P255/50R17 tires

Battery

Group size78
CCA690 A
Shop group 78 battery

Spark Plugs

Gap0.05 in
Shop spark plugs

Wiper Blades

Driver18"
Passenger18"
Shop wiper blades

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