Model year guide

2004 Mitsubishi Diamante

Recalls, most-reported problems, crash-test ratings, fuel economy and what a 2004 Mitsubishi Diamante is worth — from official NHTSA and EPA data. 5 on record.

2004 Mitsubishi Diamante — representative photo
Representative photo · via Wikimedia Commons

2004 Mitsubishi Diamante at a glance

Safety recalls1
Owner complaints3
Combined18 mpg
Typical price$930

Free: that car's specs and build sheet, model-year recall campaigns and a fair price.

2004 Mitsubishi Diamante recalls 1

Equipment:other:labels NHTSA Campaign #04V428000 · 01/09/2004

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.

Fix: 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 EX…

Source: U.S. NHTSA. A campaign covers the model year; to see whether a particular car still needs the repair, check its VIN on NHTSA.gov or ask a franchised dealer.

2004 Mitsubishi Diamante common problems

The most-reported problem areas across all 3 owner complaints filed with NHTSA — and what to check before you buy.

Power Train
Drive through every gear: watch for slipping, hard or delayed shifts, and shudder. Check for transmission/driveline leaks and noises.

2004 Mitsubishi Diamante MPG & running costs

Combined18 mpg
City15 mpg
Highway23 mpg
Est. annual fuel cost$4,550

Source: U.S. EPA / DOE fueleconomy.gov. The EPA lists 2 versions of this model year; combined is shown as a range and the other figures are averages.

What's a 2004 Mitsubishi Diamante worth?

Low
$600
Typical price
$930
High
$1,200

From 5 comparable 2004 Mitsubishi Diamante listings.

Estimated 5-year cost to own

A rough guide to what running a 2004 Mitsubishi Diamante costs over five years and 75,000 miles.

Fuel (5 yrs)$22,750
Fuel only$22,750
Per mile$0.30

How this is estimated: fuel is the U.S. EPA annual cost at 15,000 miles a year. There aren't enough comparable listings to estimate depreciation for this model, so it is left out. Not included: insurance, maintenance, repairs, taxes, registration and finance costs. Treat it as a comparison guide, not a quote.

2004 Mitsubishi Diamante trims & engines on record

Trims
LS · X
Engines
3.5L 6-cyl

2004 Mitsubishi Diamante vehicles on record

Other Mitsubishi Diamante model years

2004 Mitsubishi Diamante — frequently asked questions

Does the 2004 Mitsubishi Diamante have any safety recalls?

NHTSA lists 1 recall campaign for the 2004 Mitsubishi Diamante. Whether an individual car still needs a recall repair depends on its VIN — check it on NHTSA.gov or ask a franchised dealer. Recall repairs are free.

What are the most common problems with the 2004 Mitsubishi Diamante?

Across all 3 owner complaints filed with NHTSA, the most-reported problem areas are power train.

What gas mileage does the 2004 Mitsubishi Diamante get?

The 2004 Mitsubishi Diamante has a U.S. EPA estimate of 18 mpg combined (15 city / 23 highway).

How much is a 2004 Mitsubishi Diamante worth?

Comparable 2004 Mitsubishi Diamante listings run roughly $600–$1,200, typically around $930 (from 5 vehicles).

Sources: NHTSA (recalls, complaints, crash tests), U.S. EPA (fuel economy). Vehicle data only — CarLogs never shows owner information.