The service and repair manual for the 1990 Mitsubishi Montero — the 3.0L V6 engine, 5 trims. Matched to this exact model year, so the specifications and sequences are the ones Mitsubishi published for your car, not figures carried over from a neighbouring year.
01 / FitmentWhat this manual covers
| Model year | 1990 |
|---|---|
| Engines | 3.0L V6 — 181 cu in, SOHC |
| Trims | SP Sport Utility 2-Door · RS Sport Utility 4-Door · Sport Sport Utility 2-Door · Base Sport Utility 4-Door · LS Sport Utility 4-Door |
| Federal record | 1 recall · 25 complaints · 2 technical service bulletins (refreshed 2026-08-21) |
02 / InsideSample pages from the 1990 Montero manual
03 / ContentsSections in the manual
- Quick Lookups 65
- Engine Performance 699
- Accessories & Equipment 122
- General Information 1,403
- Body & Frame 58
- Heating, Ventilation & A/C (HVAC) 167
- Brakes 65
- Maintenance 71
- Drivelines & Axles 65
- Steering 93
- Electrical 110
- Suspension 61
- Engine Mechanical 143
- Transmission 175
- Glass Holder Bolts 53
- Front Door Lower Sash 53
- Rear Door Center Sash Bolts 53
- Rear Door Window Regulator Mounting 53
- Ventilator Assembly Mounting Bolts 53
04 / Known issuesRecalls on federal record for the 1990 Montero
- Seat Belts — front › buckle assembly · 95V103004The safety belts would not provide adequate protection to an occupant in a vehicle crash.
Owners have filed 25 complaints and Mitsubishi has issued 2 technical service bulletins for the 1990 Montero. The manual carries the manufacturer's diagnostic and repair procedures behind these systems.
FAQQuestions about the 1990 Montero manual
Is this manual specific to the 1990 Montero?
Yes. It is the OEM manual matched to the 1990 model year, covering the 3.0L V6 across the SP Sport Utility 2-Door, RS Sport Utility 4-Door, Sport Sport Utility 2-Door, Base Sport Utility 4-Door, LS Sport Utility 4-Door trims. Specifications and procedure sequences are the ones Mitsubishi published for this year.
What 1990 Montero problems does it help with?
1 recall is on federal record for the 1990 Montero, covering seat belts. The manual carries the manufacturer's diagnostic and repair procedures for those systems; the recall repairs themselves are done free by Mitsubishi dealers.
Does it include 1990 Montero wiring diagrams?
Yes — the complete wiring diagrams for the 1990 build, alongside repair procedures, specifications and diagnostics.
Is it a subscription?
No. $29.99 once and the manual is yours. It is a digital manual — nothing ships; access details arrive by email after checkout and it works on any device.
RelatedOther Montero years and 1990 Mitsubishi models
1996 Montero · 1995 Montero · 1994 Montero · 1993 Montero · 1992 Montero · 1991 Montero · 1989 Montero · 1988 Montero · 1987 Montero · 1986 Montero · 1985 Montero · 1984 Montero · all 36 years
1990 Mitsubishi Eclipse · 1990 Mitsubishi Galant · 1990 Mitsubishi Mighty Max · 1990 Mitsubishi Mirage · 1990 Mitsubishi Precis · 1990 Mitsubishi Sigma · 1990 Mitsubishi Van · every 1990 model