1991 Mitsubishi 3000GT Service and Repair Manual

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Factory-Grade Data

1991 Mitsubishi 3000GT service and repair manual — a detailed, factory-style reference for maintenance, diagnostics, and repair. Use it to confirm correct procedures, specifications, and system coverage before you start work.

Designed for technicians and DIY owners, this manual helps you diagnose issues correctly, follow proven repair steps, and use wiring diagrams and system sections to track faults faster.

What’s included

  • Step-by-step repair procedures and service information
  • Specifications and reference data (where provided)
  • Electrical diagnostics with wiring diagrams
  • Coverage across major systems: engine, transmission/driveline, brakes, steering, suspension, HVAC, and more

Trims covered

  • SL Coupe 2-Door
  • VR-4 Coupe 2-Door
  • Base Coupe 2-Door

Engines covered

  • 3.0L 2972CC 181Cu. In. V6 GAS DOHC Naturally Aspirated
  • 3.0L 2972CC 181Cu. In. V6 GAS DOHC Turbocharged

Index / Table of contents

  • Body
  • Brakes
  • Chassis Electrical
  • Driveline
  • Engine Cooling
  • Engine Electrical
  • Engine Mechanical
  • Engine Performance & Emission Controls
  • Fuel System
  • General Information & Identification
  • Heating, Ventilation, & Air Conditioning
  • Hybrid & Electric Vehicle Systems
  • Steering
  • Suspension
  • Transmission, Clutch, & Transfer Case
  • Wiring Diagrams

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Vehicle Safety Data

1991 Mitsubishi 3000GT Recalls & Complaints

NHTSA #93V03300026/03/1993Component: POWER TRAIN:DRIVELINE

A CONDITION EXISTS THAT ALLOWS OIL TO LEAK FROM THE ALL WHEEL DRIVE TRANSFER CASE. LOW OIL LEVELS IN THE TRANSFER CASE CAN CAUSE BEARING DAMAGE AND FAILURE.

Consequence

BEARING FAILURE IN THE TRANSFER CASE CAN RESULT INPOWER TRAIN LOCKUP WITHOUT PRIOR WARNING, WHILE TH

Remedy

INSTALL A C-RING TO TRANSFER CASE TO PREVENT OIL LEAKAGE, OR REPLACE TRANSFER CASE TO MAINTAIN SUFFI

NHTSA #96V14300125/07/1996Component: SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:HOSES, LINES/PIPING, A

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 EFFIC

Remedy

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

NHTSA #95V10300424/05/1995Component: SEAT BELTS:FRONT:BUCKLE ASSEMBLY

THE FRONT SAFETY BELT BUCKLE RELEASE BUTTONS CAN BREAK. THESE RED PLASTIC RELEASE BUTTONS ARE MARKED "PRESS." IF A BUTTON BREAKS, PIECES CAN FALL INTO THE BUCKLE ASSEMBLY CAUSING THE BUCKLE TO OPERATE

Consequence

THE SAFETY BELTS WOULD NOT PROVIDE ADEQUATE PROTECTION TO AN OCCUPANT IN A VEHICLE CRASH.

Remedy

OWNERS SHOULD PROMPTLY CHECK THE CONDITION AND OPERATION OF BOTH FRONT SAFETY BELT BUCKLES AND CAREF

NHTSA #02V14300114/05/2002Component: POWER TRAIN:TRANSFER CASE (4-WHEEL DRIVE)

ON CERTAIN PASSENGER VEHICLES, A CONDITION EXISTS THAT ALLOWS OIL TO LEAK FROM THE ALL-WHEEL DRIVE TRANSFER CASE.

Consequence

LOW OIL LEVELS IN THE TRANSFER CASE COULD CAUSE BEARING DAMAGE AND RESULT IN DRIVE TRAIN LOCKUP, INC

Remedy

DEALERS WILL INSPECT THE TRANSFER CASE FOR INDICATIONS OF OIL LEAKAGE OR DAMAGE. VEHICLES THAT HAV

NHTSA #96V14300212/08/1996Component: SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:HOSES, LINES/PIPING, A

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 EFFEC

Remedy

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

TSB #10170852

This Technical Service Bulletin updates the door adjustment procedure in the Body Section of the applicable service manuals.

TSB #10169006

This is a service newsletter (Tech Talk) that was sent out to dealers.

TSB #10163703

This is a Technical Service Bulletin sent to dealers. This bulletin supersedes TSB-18-00-003, issued April, 2018, to add updated information for Carrying Capacity Reduced Label.

TSB #10130469

This is a service newsletter (Tech Talk) that was sent out to dealers.

TSB #10003757

5-SPEED TRANSFER CASE ASSEMBLY IDENTIFICATION. *TT

TSB #615976

MMSA HAS DETERMINED THAT UNDER CERTAIN CONDITIONS, THE FRONT LOWER BRAKE HOSES MAY DEVELOP A CRACK, CAUSING A LOSS OF BRAKE FLUID. *TT

TSB #600571

INFORMATION ABOUT IMPROVED AUTOMATIC TRANSAXLE END CLUTCH. *TT

TSB #52626

EGR AND PURGE SOLENOID LOCATIONS - SERVICE MANUAL REVISION. *TW

Showing the 8 most recent of 11 technical service bulletins on file with NHTSA.

20040123Component: AIR BAGS:FRONTALCrash reported1 injured

THE VEHICLE WAS INVOLVED IN AN ACCIDENT AND NONE OF THE AIR BAGS DEPLOYED. *JB

20050603Component: VEHICLE SPEED CONTROLCrash reported

WHILE DRIVING IN A STOP AND GO/BUMPER-TO-BUMPER TRAFFIC VEHICLE SUDDENLY AND UNEXPECTEDLY ACCELERATED AND LURCHED FORWARD AND HIT ANOTHER VEHICLE IN FRONT. NO INJURIES WERE REPORTED. VEHICLE WAS TOWE

20050603Component: ELECTRICAL SYSTEMCrash reported

WHILE DRIVING IN A STOP AND GO/BUMPER-TO-BUMPER TRAFFIC VEHICLE SUDDENLY AND UNEXPECTEDLY ACCELERATED AND LURCHED FORWARD AND HIT ANOTHER VEHICLE IN FRONT. NO INJURIES WERE REPORTED. VEHICLE WAS TOWE

20050603Component: SUSPENSIONCrash reported

WHILE DRIVING IN A STOP AND GO/BUMPER-TO-BUMPER TRAFFIC VEHICLE SUDDENLY AND UNEXPECTEDLY ACCELERATED AND LURCHED FORWARD AND HIT ANOTHER VEHICLE IN FRONT. NO INJURIES WERE REPORTED. VEHICLE WAS TOWE

20050603Component: SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:ROTORCrash reported

WHILE DRIVING IN A STOP AND GO/BUMPER-TO-BUMPER TRAFFIC VEHICLE SUDDENLY AND UNEXPECTEDLY ACCELERATED AND LURCHED FORWARD AND HIT ANOTHER VEHICLE IN FRONT. NO INJURIES WERE REPORTED. VEHICLE WAS TOWE

Showing the 5 most serious of 75 complaints filed with NHTSA.

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