Mitsubishi Montero ReliabilityAll Years Ranked (1983–2005)
Side-by-side reliability scores, risk levels, and owner-cost projections for every Mitsubishi Montero we've analyzed. Identify the best years to buy, the ones to avoid, and the problems that follow the Montero across generations.
Average Score
68/100
Best Year
2002 Mitsubishi Montero
Score 78
Weakest Year
1983 Mitsubishi Montero
Score 55
Every Mitsubishi Montero Ranked
Sorted by reliability score. Each link opens the full year-specific report.
A go-anywhere workhorse that demands careful pre-purchase inspection and a commitment to proactive maintenance to avoid substantial repair bills.
Top risks: Engine Oil Consumption · Automatic Transmission Failure · Frame/Body Rust
A go-anywhere vintage SUV that demands vigilance against rust and age, but rewards with immense character and capability.
Top risks: Rust & Structural Corrosion · Engine Oil Leaks & Consumption (3.0L V6) · Electrical System & Accessories
A highly capable, albeit aging, SUV that rewards attentive ownership but punishes neglect with costly repairs.
Top risks: Electrical System · Front Suspension & Steering · Rust and Corrosion
A formidable vintage off-roader that demands careful inspection and ongoing maintenance to truly thrive.
Top risks: Rust and Structural Corrosion · Engine Valve Stem Seals (3.0L V6) · Automatic Transmission Failure
A supremely capable off-roader, but age and specific systemic weaknesses require careful consideration and an active maintenance budget.
Top risks: Electrical System · Rust & Corrosion · Vacuum & Emissions System
A truly classic, capable off-roader, but its age and specific vulnerabilities demand a prepared and committed owner.
Top risks: Rust and Body Corrosion · Engine - 2.6L (4G54) Specific Issues · Electrical System Reliability
A truly capable vintage adventurer, but prepare for an immersive ownership experience dominated by age-related maintenance and the relentless battle against rust.
Top risks: Body and Frame Rust · Fuel Delivery (Carburetor) · Electrical System
A tough vintage SUV that demands proactive maintenance and a keen eye for rust.
Top risks: Rust and Corrosion · Suspension & Steering · Electrical System
A beloved vintage adventurer, but its reliability now hinges entirely on past maintenance and current structural integrity.
Top risks: Structural Rust & Corrosion · Electrical System Integrity · Engine Oil Leaks & Gaskets
A beloved classic SUV that demands a thorough inspection and ongoing commitment to maintenance to remain trail-ready.
Top risks: Chassis and Body Rust · Engine Oil Leaks & Specific Issues · Suspension & Steering Components
A beloved classic for enthusiasts and off-roaders, but be prepared for diligent maintenance and age-related repairs.
Top risks: Body & Frame Rust · Electrical System · Suspension & Steering
A legendary off-roader, but its age requires diligent inspection and a proactive approach to maintenance.
Top risks: Rust & Corrosion · Aging Rubber Components · Electrical System
A formidable off-roader that's tough to kill, but expensive to fix if neglected or if you choose the wrong engine.
Top risks: Engine (3.5L DOHC 6G74) · Rust and Corrosion · Suspension & Steering Components
A formidable off-road icon that demands diligent maintenance and a keen eye for common age-related failures.
Top risks: Frame and Body Rust · 3.5L DOHC Engine Reliability · Suspension & Steering
A highly capable but aging SUV where thorough inspection and proactive maintenance are paramount to reliability and safety.
Top risks: Frame & Body Rust · Engine Valve Stem Seals · Suspension & Steering Components
A rugged and capable off-roader, but its age and specific powertrain vulnerabilities demand careful inspection and diligent maintenance.
Top risks: Engine Oil Sludge · Automatic Transmission · Rust and Corrosion
A capable, affordable adventure vehicle that demands diligent maintenance and a readiness for moderate repair costs.
Top risks: Engine Valvetrain/Seals · Electrical System · Suspension & Steering Components
A capable, adventurous SUV that demands diligent maintenance and careful inspection to avoid significant repair costs.
Top risks: Automatic Transmission · Rust and Corrosion · Electrical System
A formidable vintage off-roader, but one that demands vigilance against pervasive rust and electrical system fatigue.
Top risks: Rust and Corrosion · Electrical System · Front Suspension & Steering
A tough SUV that delivers off-road prowess but demands diligent maintenance and a keen eye for age-related failures.
Top risks: Engine (Valve Stem Seals) · Timing Belt System · Rust and Corrosion
A charming, capable classic for the dedicated enthusiast, but certainly not for the faint of heart or light of wallet.
Top risks: Rust & Structural Integrity · Engine Age-Related Wear (6G72 V6 & 4G54 I4) · Suspension & Steering Components
A rugged, adventurous SUV that will serve well off-road, but its advanced age and common issues mean it's a project, not a pristine daily driver.
Top risks: Rust and Corrosion · Electrical System · Engine Oil Leaks (3.5L V6)
A genuinely tough classic 4x4, but its advanced age demands vigilance, a significant maintenance budget, and a dedicated approach to ownership.
Top risks: Rust & Body Integrity · Electrical System Deterioration · Engine Peripherals & Seals
Problems That Follow the Montero Across Generations
Issues that appear in the top-3 risks across multiple model years — the cost of ownership you can actually predict.
Electrical System
Appears in 10 model years · 43% of generations
Rust and Corrosion
Appears in 8 model years · 35% of generations
Suspension & Steering Components
Appears in 5 model years · 22% of generations
Suspension & Steering
Appears in 3 model years · 13% of generations
Rust & Corrosion
Appears in 2 model years · 9% of generations
Automatic Transmission Failure
Appears in 2 model years · 9% of generations
Front Suspension & Steering
Appears in 2 model years · 9% of generations
Automatic Transmission
Appears in 2 model years · 9% of generations