Jun 10, 2025
Blue 2025 Ford Mustang driving on the road

Understanding Ford Mustang Reliability

Reliability comes down to breakdown frequency and repair costs, both vital stats for Mustang owners. RepairPal rates the Mustang at 3.5/5, placing it 20th among 24 midsize cars. This sounds low until you consider the context. Mustang owners spend about $709 yearly on repairs — more than the $526 average for midsize vehicles but below most sports cars. Your Mustang needs more attention than a family sedan but costs less to maintain than its exotic competitors.

J.D. Power offers a brighter view with an 85/100 reliability score. Many Mustang owners report these cars as solid daily drivers that start faithfully on frosty mornings yet still deliver weekend thrills. Keep in mind that reliability varies widely by model year and frequency of maintenance.

History of the Ford Mustang

The Mustang burst onto American roads in 1964, quickly becoming a symbol of automotive freedom and style. Six generations later, this pony car continues evolving while keeping its soul intact. The original 1964-1973 models set the standard with an affordable blend of style and power. Next came the oil-crisis compact Mustang II in the 70s, followed by the V-8 revival in the 80s and 90s. 1996 marked a major turning point with the introduction of the modular V-8 powertrain, which was much more durable than earlier engines and offered better overall dependability.

Recent decades have seen Ford steadily improving what makes a Mustang tick. The 2015 model year finally added an independent rear suspension, which dramatically improved overall ride quality. The current seventh generation, introduced in 2024, features updated engines and fresh tech that could make these cars even more reliable long-term.

Ford Mustang Reliability Ratings Explained

Reliability ratings blend owner feedback, expert testing, and repair data. They show how often cars break down, the severity of issues, and typical maintenance costs. This gives you a clear picture of what to expect from a Mustang.

J.D. Power ranks the Mustang above many sports cars for reliability, and Consumer Reports awarded the 2018 and 2019 models perfect 5/5 reliability scores. These high marks prove that newer Mustangs offer much-improved quality compared to past generations.

Mustangs also maintain their value remarkably well. CarEdge places them in the top 25% of popular models for value retention at both five and seven years, a solid indicator of long-term reliability and continued market demand.

Year-By-Year Reliability Breakdown

Reliability varies dramatically from one model year to the next. The 2005 Mustang stands out as a strong performer, with a redesign that brought retro styling while dodging major issues. The 2014 model, the final fifth-generation version (also called the S197), represents a decade of steady improvements, but not all years fared so well. The 2006 model received 560 owner complaints, many over the Takata airbag recalls.

Most Reliable Ford Mustang Years

If you’re thinking of buying a used Ford Mustang in Brewster, focus on the 2018 and 2019 model years. These cars rank among the most reliable in Mustang history, with noticeably fewer tech glitches and paint issues. These sixth-generation cars benefited from Ford fixing earlier problems. The 2018 refresh notably boosted reliability while updating engines and tech features. Don’t overlook the 2014 Mustang either. It represents the peak of the S197 platform.

Years With Notable Concerns

Consider certain Mustang years with caution. Along with airbag concerns, the 2006 model also suffered fuel system and electrical failures that stranded drivers. The 2010-2012 models battled serious corrosion problems — bad news in Brewster’s salt-heavy winters. Paint bubbling on hoods and roofs sometimes progressed to structural rust, tanking resale values and requiring significant repairs.

Even the 2018 GT with its new direct-injection V-8 wasn’t immune to problems. While performance improved, owners reported engine ticking and abnormal cylinder wear, showing that even newer Mustangs can struggle with fresh technology.

Shifts Over the Generations: Fifth vs. Sixth

Image from ford.com