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1998 Mitsubishi Diamante LS

The 1998 Mitsubishi Diamante LS is a 210-hp 3.5-liter V6 with a 4-speed automatic and front-wheel drive. It starts at $33,520 MSRP.

It makes 210 horsepower at 5,000 rpm and 231 lb-ft of torque at 4000 rpm. EPA fuel-economy estimates are 16 mpg city and 23 mpg highway.

The Diamante measures 194.1 inches long on a 107.1-inch wheelbase and has a curb weight of 3,494 lb.

Spec Value
Vehicle
Body TypeSedan
PowertrainGas
Price
MSRP$33,520 ($66,834 *)
Engine
Engine TypeGas V6
Displacement3.5 L
Horsepower210 hp @ 5,000 rpm
Torque231 lb-ft @ 4000 rpm
Drivetrain
Drive TypeFront-Wheel Drive
Transmission
Transmission4-Speed Automatic
Fuel Economy
City16 MPG
Highway23 MPG
Recommended FuelPremium Unleaded
Tank Capacity19 gal
Tires & Wheels
Wheels Front16 in
Wheels Rear16 in
Dimensions & Weight
Length194.1 in
Width70.3 in
Height53.9 in
Wheelbase107.1 in
Ground Clearance4.6 in
Curb Weight3,494 lbs
Interior
Legroom Front43.6 in
Legroom Rear36.6 in
Shoulder Room Front55.9 in
Shoulder Room Rear56 in
Hip Room Front54.3 in
* Amount adjusted for inflation to 2026 dollars

Safety & Recalls

NCAP safety ratings

Not crash-tested by NHTSA for this model year.

Recalls

1 recall on file with NHTSA for the 1998 Mitsubishi DIAMANTE. Not every recall applies to every trim or VIN — check yours at nhtsa.gov/recalls.

Sep 1, 2004 · EQUIPMENT:OTHER:LABELS

CERTAIN PASSENGER VEHICLES FAIL TO CONFORM TO THE REQUIREMENTS OF FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 208, 'OCCUPANT CRASH PROTECTION.' THE BILINGUAL ENGLISH/SPANISH REMOVABLE AIR BAG WARNING LABELS AFFIXED TO THE DASH AND TO THE SUNVISOR DO NOT MEET THE SIZE REQUIREMENTS OF THE STANDARD.

Consequence: THIS DOES NOT MEET THE REQUIREMENTS OF THE STANDARD.

Remedy: MITSUBISHI CARIBBEAN WILL MAIL A CUSTOMER NOTIFICATION LETTER CONTAINING A WRITTEN DESCRIPTION AND A GRAPHIC OF THE BI-LINGUAL DASHBOARD AIR BAG WARNING LABEL. IN ADDITION, ALL CURRENT 2000-2004 NATIVA OWNERS WILL ALSO RECEIVE REPLACEMENT AIR BAG ALERT LABELS FOR THE SUN VISORS. THIS RECALL IS EXPECTED TO BEGIN DURING MARCH OR APRIL 2005. THE NOTIFICATION TO THE NATIVA OWNERS IS EXPECTED TO BEGIN DURING APRIL OR MAY 2005. OWNERS SHOULD CONTACT MITSUBISHI CARIBBEAN AT 1-787-251-8715.

NHTSA campaign 04V428000

27 owner complaints to NHTSA for the 1998 Mitsubishi DIAMANTE

Owner Complaints

27 owner complaints filed with NHTSA for the 1998 Mitsubishi DIAMANTE (1 mention a crash, 2 an injury). See all on nhtsa.gov

Most-cited areas
Visibility15
Hydraulic3
Service Brakes3
Vehicle Speed Control3
Electrical System2
Engine And Engine Cooling1
A complaint can cite more than one area.
Most recent complaints
May 11, 2015 · Visibility/Wiper
“THE HEATER CORE HAS FAILED (ONCE AGAIN) I AM NOT SURE OF ANY COMPANY THAT HAS REALEASED THEIR CARS WITH SUCH A MAJOR FAILURE WITHOUT TAKING SOME KIND OF RESPONSIBILITY TO RECALL THIS ITEM IN THE CAR…”
Sep 28, 2008 · Vehicle Speed Control
“WE JUST CLEARED CANADIAN CUSTOMS AT BLAINE WA, PACIFIC CROSSING, AND WERE ACCELERATING TO SPEED LIMIT ON I 5 FREEWAY WHEN THE CAR ACCELERATED TO NEAR 100 MILES AN HOUR. THE TACH AT SOME POINT WAS 7500…”
Sep 17, 2008 · Visibility
“THIS IS THE SECOND TIME THE HEATER CORE HAS STARTED TO LEAK. IT WAS REPLACED 40K MILES AGO AND I WAS CHARGED $ 1,000 FOR REPAIR COSTS. HAVING RESEARCHED THIS, IT IS DUE TO FAULTY HEATER CORE GASKETS…”
Apr 26, 2008 · Electrical System
“WILL NOT PASS EMISSION THERE ARE NO READINESS CODES STORED IN COMPUTER. *TR”
Nov 9, 2007 · Visibility
“EVERYTIME THE HEATER IS SWITCHED ON, I CAN FEEL A WEIRD SMELL WHICH WILL LAST FOR ABOUT 10 MINS. THIS SMELL SEEMS LIKE SUFFOCATING AND HAVE TO OPEN THE WINDOWS FOR THE FRESH AIR TO ENTER. THERE IS…”

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 1998 MITSUBISHI DIAMANTE. US-market vehicles only; data cached for up to 7 days.

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