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1992 Mitsubishi Diamante LS

The 1992 Mitsubishi Diamante LS is a 202-hp 3.0-liter V6 with a 4-speed automatic and front-wheel drive. It starts at $25,135 MSRP and is rated at 19 mpg combined.

It makes 202 horsepower at 6,000 rpm and 199 lb-ft of torque at 3000 rpm. EPA fuel-economy estimates are 16 mpg city and 22 mpg highway (19 mpg combined).

The Diamante measures 190.2 inches long on a 107.1-inch wheelbase and has a curb weight of 3,505 lb.

Spec Value
Vehicle
Body TypeSedan
PowertrainGas
Price
MSRP$25,135 ($58,224 *)
Engine
Engine TypeGas V6
Displacement3 L
Horsepower202 hp @ 6,000 rpm
Torque199 lb-ft @ 3000 rpm
ValvetrainDOHC
Drivetrain
Drive TypeFront-Wheel Drive
Transmission
Transmission4-Speed Automatic
Fuel Economy
City16 MPG
Highway22 MPG
Combined19 MPG
Recommended FuelPremium Unleaded
Tires & Wheels
Wheels Front15 in
Wheels Rear15 in
Dimensions & Weight
Length190.2 in
Width69.9 in
Height55.5 in
Wheelbase107.1 in
Curb Weight3,505 lbs
* Amount adjusted for inflation to 2026 dollars

Safety & Recalls

NCAP safety ratings

Overall Not rated
Frontal crash Not rated
Frontal – driver ★★★★★
Frontal – passenger ★★★★★
Side crash Not rated
Rollover Not rated
Tested variant: 1992 Mitsubishi Diamante 4-DR.

Recalls

2 recalls on file with NHTSA for the 1992 Mitsubishi DIAMANTE. Not every recall applies to every trim or VIN — check yours at nhtsa.gov/recalls.

Aug 12, 1996 · SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:HOSES, LINES/PIPING, AND FITTINGS

UNDER CONDITIONS OF FULL LOCK STEERING AND FULL SUSPENSION TRAVEL, THE LEFT OR RIGHT FRONT WHEEL-SIDE BRAKE HOSE CAN CRACK, RESULTING IN BRAKE FLUID LEAKAGE.

Consequence: BRAKE FLUID LEAKAGE WILL CAUSE ILLUMINATION OF THE BRAKE WARNING LAMP AND REDUCTION IN BRAKING EFFECTIVENESS INCREASING THE RISK OF A VEHICLE ACCIDENT.

Remedy: DEALERS WILL REPLACE THE LEFT AND RIGHT FRONT WHEEL-SIDE BRAKE HOSES WITH REVISED HOSE ASSEMBLIES.

NHTSA campaign 96V143002

Jul 25, 1996 · SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:HOSES, LINES/PIPING, AND FITTINGS

UNDER CONDITIONS OF FULL LOCK STEERING AND FULL SUSPENSION TRAVEL, THE LEFT OR RIGHT FRONT WHEEL-SIDE BRAKE HOSE CAN CRACK, RESULTING IN BRAKE FLUID LEAKAGE.

Consequence: BRAKE FLUID LEAKAGE WILL CAUSE ILLUMINATION OF THE BRAKE WARNING LAMP AND REDUCTION IN BRAKING EFFICIENCY INCREASING THE RISK OF A VEHICLE ACCIDENT.

Remedy: DEALERS WILL REPLACE THE LEFT AND RIGHT FRONT WHEEL-SIDE BRAKE HOSES WITH REVISED HOSE ASSEMBLIES.

NHTSA campaign 96V143001

42 owner complaints to NHTSA for the 1992 Mitsubishi DIAMANTE

Owner Complaints

42 owner complaints filed with NHTSA for the 1992 Mitsubishi DIAMANTE (1 mention a crash, 1 a fire, 2 an injury). See all on nhtsa.gov

Most-cited areas
Engine And Engine Cooling11
Air Bags6
Hydraulic6
Service Brakes6
Electrical System5
Seat Belts4
A complaint can cite more than one area.
Most recent complaints
Dec 1, 2003 · Engine And Engine Cooling
“MITSUBISHI HAS PRODUCED 3.0 LITER V6 ENGINES FROM ABOUT 1990 THROUGH 1996 THAT EXHIBIT CHRONIC EXHASUT VALVE GUIDE FUNCTION DETERORIATION AFTER APPROXIMATELY 60,000 MILES. THIS RESULTS IN HEAVY OIL…”
Mar 6, 2003 · Engine And Engine Cooling
“THE MOTOR MOUNT FAILED, WHICH CAUSED THE VEHICLE TO JERK HEAVILY.*JB”
May 28, 2002 · Engine And Engine Cooling
“HELLO AND THANKS FIRST OF ALL FOR YOUR TIME, UNTIL JULY 5TH OF 1999 I TRUELY ENJOYED MY CAR. I WAS DRIVING ON I57 ON JULY 5TH AT 65 MPH AND MY CAR SUDDENLY LOST POWER. I HAVING ROADSIDE SERVICE CALLED…”
Sep 29, 2001 · Engine And Engine Cooling
“CONSUMER STATES THE FRONT AND REAR ENGINE SEAL AND PISTON RINGS ARE INOPERATIVE, THE VEHICLE SMOKES EXCESSIVELY.*JB”
Aug 29, 2001 · Electrical System
“HORN BUTTON HAS FALLEN OFF 4 TIMES, HAS BEEN REPLACED BY DEALER.*AK”

Complaints are unverified reports submitted to NHTSA by owners. They cover the whole model year, not a specific trim, and a count alone doesn't show how common a problem is.

Source: US National Highway Traffic Safety Administration (nhtsa.gov), matched as 1992 MITSUBISHI DIAMANTE. US-market vehicles only; data cached for up to 7 days.

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