Ford Mustang Years to AvoidThe weakest years — and the one you should buy instead
After reviewing every Ford Mustang we've analyzed (20 years), these are the 2 weakest. Each one has either an absolute low reliability score, chronic repair issues, or unusually high ownership costs relative to other Mustang years.
Proceed with caution
1967 Ford Mustang
The 1967 Ford Mustang is an undisputed American icon, offering a raw, engaging driving experience that few modern cars can replicate. While its mechanical simplicity and vast aftermarket support make it surprisingly maintainable, it is a nearly 60-year-old vehicle that demands consistent attention and proactive care to mitigate age-related failures and potential structural compromises. Expect a rewarding ownership experience for the dedicated enthusiast, but certainly not a 'set it and forget it' daily driver.
Why this year scores low
The unibody construction is highly susceptible to rust, particularly in the cowl, floor pans, torque boxes, frame rails, trunk floor, and lower quarter panels. This compromises structural integrity and is often extensive and costly to repair, sometimes requiring full panel replacement.
Original wiring harnesses are 57 years old and prone to brittleness, shorts, poor grounds, and component failure (voltage regulator, alternator/generator, instrument cluster). This can lead to intermittent issues, non-functional accessories, or even fire hazards.
Original carburetors often suffer from wear, fuel leaks, tuning issues, and vapor lock, especially with modern ethanol-blended fuels. Fuel lines can corrode or develop leaks, posing a fire risk. Consistent fuel delivery and proper tuning are critical for performance.
Proceed with caution
1995 Ford Mustang
The 1995 Ford Mustang is a classic pony car offering engaging performance and an abundance of aftermarket support, making it a viable option for enthusiasts. However, as a nearly 30-year-old vehicle, it demands meticulous pre-purchase inspection and a realistic budget for ongoing maintenance to avoid significant headaches. Choose wisely, and you'll find a rewarding, if occasionally quirky, ownership experience.
Why this year scores low
Aging wiring harnesses, brittle connectors, and failing components like window motors, instrument cluster gauges, and the alternator are common. Issues can be intermittent and difficult to diagnose.
Plastic components (radiator end tanks, thermostat housings, coolant reservoirs) become brittle and prone to cracking. Water pumps and radiator hoses are also common failure points leading to leaks and overheating.
Original bushings throughout the suspension (control arms, sway bars) are likely worn, leading to clunks and poor handling. Power steering pumps and hoses are known to leak, requiring replacement.