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#BS-2002-MITDIA-2ECE

2002 Mitsubishi Diamante

Based on reports from 162 owners and 3 recalls for this exact model.

Complaints
162
Crashes
9
Fires
0
Recalls
3
TSBs
59
🟡

Preliminary Verdict

Think Twice

Based on 162 complaints, 9 crashes, 0 fires, and 3 recalls. This is the worst model year for this vehicle.

See full verdict with buy/skip conditions

Top reported problems

1

heater core failure

2 complaints • Severity 8/10

$X,XXX
2

clear coat peeling

1 complaints • Severity 6/10

$X,XXX

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Mechanic Inspection Checklist

!Check the Visibility:defroster/defogger/hvac System:heater CoreHIGH

62 owners reported visibility:defroster/defogger/hvac system:heater core issues — failures commonly reported around 63K miles.

!Inspect the EngineMED
Look for symptoms of wear and premature failure
+ 6 more items in full checklistUnlock

Failure Timeline by Mileage

15
0–30K
36
30–60K
45
60–90K
14
90–120K
10
120–150K
1
150K+

Peak failure range: 60–90K miles (45 reports) • Median: 63K miles

Full report: which components fail at each mileageUnlock

30,000-Mile Cost Projection

Best Case

$X,XXX

Most Likely

$X,XXX

Worst Case

$X,XXX

Top cost driver: Visibility:defroster/defogger/hvac System:heater Core (62 reports).

Includes fuel costs, common repairs, and recall riskUnlock

Also in your report

Owner Intelligence

AI-synthesized themes from real complaints

Buyer Lot Checklist

Questions, test drive checks, walk-away triggers

Negotiation Talking Points

Data-backed dollar deductions

Buy / Skip Verdict

Final recommendation with conditions

10 sections total in the full reportUnlock all

Where the complaints fall

Visibility:defroster/defogger/hvac System:heater Core62 (38%)
Engine19 (12%)
Engine And Engine Cooling:cooling System16 (10%)
Electrical8 (5%)
Visibility:defroster/defogger/hvac System5 (3%)
Power Train:automatic Transmission5 (3%)
Wheels & Tires5 (3%)
Visibility4 (2%)

2002 Mitsubishi Diamante: Known Issues & Problem Areas

Visibility:defroster/defogger/hvac System:heater Core Issues

Visibility:defroster/defogger/hvac System:heater Core complaints account for 38% of all reports filed for the 2002 Mitsubishi Diamante, with 62 owners filing complaints with NHTSA. The median mileage at time of complaint is 63,000 miles, suggesting issues tend to surface around the 63K-mile mark.

Engine Issues

Engine complaints account for 12% of all reports filed for the 2002 Mitsubishi Diamante, with 19 owners filing complaints with NHTSA. Owners should pay attention to engine-related symptoms during test drives and pre-purchase inspections.

Engine And Engine Cooling:cooling System Issues

Engine And Engine Cooling:cooling System complaints account for 10% of all reports filed for the 2002 Mitsubishi Diamante, with 16 owners filing complaints with NHTSA. Owners should pay attention to engine and engine cooling:cooling system-related symptoms during test drives and pre-purchase inspections.

Electrical Issues

Electrical complaints account for 5% of all reports filed for the 2002 Mitsubishi Diamante, with 8 owners filing complaints with NHTSA. Owners should pay attention to electrical-related symptoms during test drives and pre-purchase inspections.

Data sourced from NHTSA owner complaints and community reports. The full report analyzes severity, repair costs, and failure patterns for each category.

Complaint trend by year

1
02
2
03
6
04
19
05
30
06
30
07
37
08
19
09
5
10
6
12
1
13
3
15
3
17

Complaints filed with NHTSA by year for the 2002 Mitsubishi Diamante. Recent trend: stable.

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Repair costs • Negotiation scripts • Mechanic checklist • Buy/skip verdict

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Recall History (3 recalls)

02V100001May 2002

ELECTRICAL SYSTEM:WIRING:FRONT UNDERHOOD

ON CERTAIN PASSENGER VEHICLES, THE MAIN UNDER HOOD ELECTRICAL WIRING HARNESS MAY HAVE INSUFFICIENT CLEARANCE BETWEEN THE ENGINE CONTROL HARNESS AND THE EXHAUST HEAT SHIELD. AS A RESULT, THE HARNESS COULD COME IN CONTACT WITH THE HEAT SHIELD, WHICH COULD RESULT IN MELTING OF THE HARNESS INSULATION.

04V067000Mar 2004

EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

CERTAIN SPORT UTILITY AND PASSENGER VEHICLES FAIL TO COMPLY WITH FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 225, "CHILD RESTRAINT ANCHORAGE SYSTEMS." THE OWNER'S MANUAL DOES NOT CONTAIN A STEP-BY-STEP DESCRIPTION FOR HEADREST ADJUSTMENT WHEN INSTALLING A CHILD RESTRAINT SYSTEM (CRS) TETHER STRAP.

04V428000

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.

Recall severity analysis & seller scripts

The full report rates each recall's severity and gives you scripts for asking the seller about recall completion.

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This is the worst model year for the Mitsubishi Diamante according to owner complaint data. The biggest problem area is body / paint.

2002 Mitsubishi Diamante vs. Class Average (Midsize Cars)

This vehicle

162

Class avg

208

Complaint volume is roughly in line with other midsize cars vehicles from 2002.

Complaint counts correlate with sales volume — popular vehicles naturally generate more reports. The full report normalizes for this.

About this data

NHTSA Complaints

Federal database of owner-filed safety complaints. 162 records for this vehicle.

NHTSA Recalls

Manufacturer-issued safety recalls. 3 recalls found for this vehicle.

Repair Cost Data

Real-world repair costs from owner reports and independent databases.

Other Mitsubishi Diamante Model Years

20262025202420232022202120202019201820172016201520142013201220112010200920082007200620052004200320022001200019991998199719961995199419931992
View all Mitsubishi Diamante years →

2002 Mitsubishi Diamante: Frequently Asked Questions

What is the most common problem with the 2002 Mitsubishi Diamante?
The most commonly reported issue with the 2002 Mitsubishi Diamante is related to the visibility:defroster/defogger/hvac system:heater core, with 62 complaints filed with NHTSA.
Is the 2002 Mitsubishi Diamante reliable?
The 2002 Mitsubishi Diamante has 162 complaints, 9 crash reports, and 0 fire reports filed with NHTSA. The full report analyzes whether these numbers indicate real risk or are proportional to the vehicle’s popularity.
How much does it cost to fix 2002 Mitsubishi Diamante problems?
Repair costs vary by issue. The full BumperScan report includes detailed repair cost estimates (low/median/high) for every major issue, plus a 30,000-mile total cost of ownership projection.
Does the 2002 Mitsubishi Diamante have any recalls?
Yes, the 2002 Mitsubishi Diamante has 3 recalls on record. The full report includes recall severity analysis and scripts for asking the seller about recall completion.
What mileage do Mitsubishi Diamante problems start?
Based on 121 complaints with mileage data, the median mileage at time of complaint is 63,000 miles. The highest concentration of reported issues occurs in the 60–90K mile range. The full report breaks down exactly which components fail at each mileage bracket.
What’s in the full report?
10 sections of AI analysis: severity-ranked issues, component scores (0-100), 30K-mile cost projection, failure timeline by mileage, recall details with seller scripts, owner sentiment analysis, mechanic checklist, buyer lot checklist, negotiation ammo with dollar figures, and a buy/skip verdict.
How is this different from free NHTSA data?
NHTSA gives you raw complaint text. BumperScan cross-references 2.1M+ complaints with community repair cost data, EPA fuel data, and recall records — then uses AI to synthesize it into actionable advice with dollar figures.
How is this different from Carfax?
Carfax is VIN-specific history ($45/report). BumperScan is model-level reliability intelligence — what problems this car is known for, what they cost, and whether you should buy it. Complementary, not competing.
What if the report isn’t useful?
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10 sections of AI analysis based on 162 owner reports. Know before you buy.

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