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Mitsubishi Diamante

Maintenance specs for 2 variants of the Mitsubishi Diamante — from 1992 to 2004.

19921996 Mitsubishi Diamante

3.0L V6 SOHC (6G72) · FWD

175 hp / 185 lb-ft

Engine Oil

Weight5W-30
Capacity4.8 qt

Transmission

Type4-Speed Automatic
FluidMitsubishi ATF SP-III or Dexron III
Drain & fill4.2 qt
Full capacity8.7 qt

Coolant

TypeGreen conventional coolant (50/50 mix)
Capacity8 qt
Shop coolant

Brake Fluid

TypeDOT 3
Shop DOT 3

Power Steering

TypeHydraulic
FluidMitsubishi PSF or Dexron II
Capacity16 oz

Fuel

Tank19 gal
TypeRegular 87

Tires

Size205/65R15
Pressure (front)30 PSI
Pressure (rear)30 PSI
Shop 205/65R15 tires

Battery

Group size35
CCA550 A
Shop group 35 battery

Spark Plugs

Gap0.039 in
Shop spark plugs

Wiper Blades

Driver22"
Passenger19"
Shop wiper blades

Service Intervals

Oil change7,500 mi
Trans service30,000 mi
Coolant flush30,000 mi
Brake fluid24,000 mi
Spark plugs30,000 mi
Timingbelt — replace at 60,000 mi
Air filter30,000 mi
Drive belt60,000 mi

19972004 Mitsubishi Diamante

3.5L V6 SOHC (6G74) · FWD

210 hp / 231 lb-ft

Engine Oil

Weight5W-30
Capacity4.8 qt

Transmission

Type4-Speed Automatic
FluidMitsubishi ATF SP-III or Dexron III
Drain & fill4.2 qt
Full capacity9 qt

Coolant

TypeGreen conventional coolant (50/50 mix)
Capacity8 qt
Shop coolant

Brake Fluid

TypeDOT 3
Shop DOT 3

Power Steering

TypeHydraulic
FluidMitsubishi PSF or Dexron II
Capacity16 oz

Fuel

Tank19 gal
TypeRegular 87

Tires

Size215/55R16
Pressure (front)32 PSI
Pressure (rear)32 PSI
Shop 215/55R16 tires

Battery

Group size35
CCA550 A
Shop group 35 battery

Spark Plugs

Gap0.039 in
Shop spark plugs

Wiper Blades

Driver22"
Passenger19"
Shop wiper blades

Service Intervals

Oil change7,500 mi
Trans service30,000 mi
Coolant flush30,000 mi
Brake fluid24,000 mi
Spark plugs30,000 mi
Timingbelt — replace at 60,000 mi
Air filter30,000 mi
Cabin filter15,000 mi
Drive belt60,000 mi