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Buick Riviera

Maintenance specs for 3 variants of the Buick Riviera — from 1985 to 1999.

19851993 Buick Riviera

3.8L V6 (L27/3800) · FWD

165 hp / 210 lb-ft

Engine Oil

Weight5W-30
Capacity4.5 qt
FilterPF47

Transmission

Type4-Speed Automatic (4T60-E)
FluidDexron III
Drain & fill6 qt
Full capacity12 qt

Coolant

TypeConventional (green)
Capacity12 qt
Shop coolant

Brake Fluid

TypeDOT 3
Shop DOT 3

Power Steering

TypeHydraulic
FluidGM Power Steering Fluid

Fuel

Tank18 gal
TypeRegular 87

Tires

Size205/70R15
Pressure (front)30 PSI
Pressure (rear)30 PSI
Shop 205/70R15 tires

Battery

Group size75
CCA690 A
Shop group 75 battery

Spark Plugs

Gap0.06 in
Shop spark plugs

Wiper Blades

Driver22"
Passenger22"
Shop wiper blades

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

19951999 Buick Riviera

3.8L Supercharged V6 (L67 3800 Series II SC) · FWD

240 hp / 280 lb-ft

Engine Oil

Weight5W-30
Capacity4.5 qt
FilterPF47

Transmission

Type4-Speed Automatic (4T65-E HD)
FluidDexron III
Drain & fill7 qt
Full capacity12 qt

Coolant

TypeDex-Cool (orange)
Capacity11.7 qt
Shop coolant

Brake Fluid

TypeDOT 3
Shop DOT 3

Power Steering

TypeHydraulic
FluidGM Power Steering Fluid

Fuel

Tank18 gal
TypePremium 91

Tires

Size225/60R16
Pressure (front)30 PSI
Pressure (rear)30 PSI
Shop 225/60R16 tires

Battery

Group size75
CCA690 A
Shop group 75 battery

Spark Plugs

Gap0.06 in
Shop spark plugs

Wiper Blades

Driver22"
Passenger22"
Shop wiper blades

Service Intervals

Oil change3,000 mi
Trans service50,000 mi
Coolant flush60,000 mi
Spark plugs100,000 mi
Timingchain (no scheduled replacement)
Air filter45,000 mi
Cabin filter22,500 mi
Drive belt80,000 mi

19951999 Buick Riviera

3.8L V6 (L36 3800 Series II) · FWD

205 hp / 230 lb-ft

Engine Oil

Weight5W-30
Capacity4.5 qt
FilterPF47

Transmission

Type4-Speed Automatic (4T65-E)
FluidDexron III
Drain & fill7 qt
Full capacity12 qt

Coolant

TypeDex-Cool (orange)
Capacity11.7 qt
Shop coolant

Brake Fluid

TypeDOT 3
Shop DOT 3

Power Steering

TypeHydraulic
FluidGM Power Steering Fluid

Fuel

Tank18 gal
TypeRegular 87

Tires

Size225/60R16
Pressure (front)30 PSI
Pressure (rear)30 PSI
Shop 225/60R16 tires

Battery

Group size75
CCA690 A
Shop group 75 battery

Spark Plugs

Gap0.06 in
Shop spark plugs

Wiper Blades

Driver22"
Passenger22"
Shop wiper blades

Service Intervals

Oil change3,000 mi
Trans service50,000 mi
Coolant flush60,000 mi
Spark plugs100,000 mi
Timingchain (no scheduled replacement)
Air filter45,000 mi
Cabin filter22,500 mi
Drive belt80,000 mi