Problems owners report
Complaints filed with NHTSA about the 1999 Mitsubishi Diamante, by the system named in each complaint. One complaint can name several.
- Visibility10
- Suspension3
- Engine and engine cooling3
- Service brakes, hydraulic2
- Visibility/wiper1
- Steering1
- Seats1
- Service brakes1
- Seat belts1
- Structure1
NHTSA ODI complaints (public domain) · updated 23 Oct 2026 · 0 injuries and 0 deaths reported
Compared with other years
NHTSA ODI complaints by model year
In New Zealand
76 1999 cars are on the New Zealand register; 13% arrived as used imports, 82% were sold new in New Zealand.
NZ Transport Agency Waka Kotahi, Motor Vehicle Register (March 2026) · CC BY 4.0
Recalls
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.
VEHICLE DESCRIPTION: PASSENGER VEHICLES. THE HEAD OF THE SCREW THAT HOLDS THE RETAINING CLIP FOR THE PARKING BRAKE SHOE CAN BECOME BRITTLE AND BREAK OFF.
Whether a recall was fixed on a particular car is known only to the manufacturer: check the VIN at nhtsa.gov/recalls.
NHTSA recalls · summaries in NHTSA's own words
Service bulletins
What Mitsubishi told its dealers about the 1999 Mitsubishi Diamante: known faults, fixes and updates.
| Bulletin | Summary |
|---|---|
| 637108 | BRIEF INFORMATION ON CONSOLE LID INSTALLATION. *TT |
| 637074 | INFORMATION ON A DIAGNOSTIC TROUBLE CODE P0174 SET *TT |
| 636976 | BULLETIN REVIEW TSB-02-42A-009 REGARDING LOOSE DRIPLINE WEATHERSTRIP. *TT |
| 635129 | THIS BULLETIN DESCIRBES HOW TO SECURE A LOOSE DRIPLINE WEATHERSTRIP. *TT |
| 631467 | SUBJECT REGARDING DIAGNOSTIC TROUBLE CODES P0171 AND P0174 FOR V6 MODELS. *LC |
| 629347 | SUBJECT REGARDING HEATER CORE GASKET FOR HEATER CORE LEAKAGE. *TT |
| 628977 | SUBJECT REGARDING DOOR GLASS ADJUSTMENT - SERVICE MANUAL REVISION. *TT |
| 627114 | SUBJECT REGARDING HEATER CORE LEAKAGE.*JB |
| 622437 | INFORMATION ON INTERMITTENT TCL LIGHT AND TCL CODE 12. *TT |
| 622421 | SOME CUSTOMERS MAY COMPLAIN OF SHUDDER, SURGE, AND / OR VIBRATION WHEN DRIVING 35 - 50 MPH AT STEADY THROTTLE. THIS CONDITION MAY BE DUE TO THE BREAKDOWN OF THE SPII A/T FLUID, CREATING A TORQUE CONVERTER DAMPER CLUTCH SHUDDER. *TT |
| 622417 | THIS BULLETIN CONTAINS NEW, REVISED STEERING RACK OVERHAUL PROCEDURES BECAUSE OF REVISED CONSTRUCTION AND CONFIGURATION OF THE INTERNAL PARTS. *TT |
| 618231 | SOME CUSTOMER SMAY NOT UNDERSTAND HOW TO OPEN THE TRUNK LID USING THE REMOTE KEYLESS (RKE) TRANSMITTER, OR HOW TO DEFROST THE WINDSHIELD. *TT |
| 618209 | INFORMATION ON TRUNK LID RELEASE KITS FOR CONFINEMENT WITHIN TRUNK. *JB |
| 615991 | THIS BULLETIN CONTAINS CORRECTED VOLTAGE CHECK SPECIFICATIONS FOR THE CRUISE CONTROL SWITCH. *TT |
| 614011 | THIS BULLETIN CONTAINS OBD-II DRIVE CYCLE PROCEDURES AND WARRANTY CLAIM INFORMATION FOR OBD-II DRIVE CYCLE ON AFFECTED VEHICLES. *TT |
| 612508 | INFORMATION CONTAINING RECOMMENDED FUELS FOR CERTAIN VEHICLES. *TT |
| 610458 | THIS BULLETIN CONTAINS REVISED PROCEDURES FOR ADJUSTING THE TIMING BELT AUTO TENSIONER. *TT |
| 610452 | INFORMATION CONCERNING THE DELETION OF THE AIR CONDITIONING COMPRESSOR / GENERATOR BELT IDLER PULLEY. *TT |
| 6088731 | THIS BULLETIN CONTAINS RECOMMENDED AUTOMATIC TRANSMISSION / TRANSAXLE MAINTENANCE INFORMATION. *TT |
| 604260 | INFORMATION ON TIRE CHAIN USAGE. *TT |
| 604259 | THIS BULLETIN CONTAINS SNOW TIRE RECOMMENDATIONS FOR CERTAIN CARS AND SPORT-UTILITY VEHICLES. *TT |
| 10211530 | This Technical Service Bulletin was sent to dealers to explain the difference between normal dew condensation, which is a natural phenomenon, and water penetration caused by improper sealing or a defective/broken part. |
| 10170852 | This Technical Service Bulletin updates the door adjustment procedure in the Body Section of the applicable service manuals. |
| 10170100 | This is a service newsletter (Tech Talk) that was sent out to dealers. |
| 10170099 | This is an index of Tech Talk newsletter articles released in 2012. |
NHTSA manufacturer communications (public domain)