2003 Ford Mustang Problems, Recalls & Reliability

240 owner complaints sit in the federal file for the 2003 Ford Mustang, alongside 6 recall campaigns and 3 defect investigations. It scores 26/100 on the trouble index — a middle-of-the-pack year for this model. Engine leads the reports, typically around 6,150 miles.

240Complaints
26/100Trouble index
6Recalls
15,000Typical trouble mileage

Typical

Where 2003 sits among all Mustang years

Darker = quieter yearsBrighter amber = more trouble

What owners report

Engine 58 complaints (24%) · typically ~6,150 miles
“Check engine light has come on 4 times since i have owned the car first time my machanic cleared p0460 code. 2nd time ford cleared p0460 code 3 rd time i unhooked negetive battery post and cleared”— owner report to NHTSA, 2003 Mustang
Transmission & drivetrain 31 complaints (13%) · typically ~11,152 miles
“Trans shifting problems grinding first to 2nd gear and lock out sometimes to third. Some difficulty getting into 2nd also from first”— owner report to NHTSA, 2003 Mustang
Other 25 complaints (10%) · typically ~24,000 miles
“2003 ford mustang cobra gas pedal getting stuck down after accelerating due to the carpet not secure by the gas pedal causing it to be stuck down .”— owner report to NHTSA, 2003 Mustang
Seat belts 22 complaints (9%) · typically ~74,425 miles
Electrical 20 complaints (8%) · typically ~35,175 miles
Speed control 17 complaints (7%) · typically ~15,500 miles

Mileage when trouble shows up

Among the 140 reports that include an odometer reading, problems most often appear around 15,000 miles. Half of those reports fall between 5,000 and 48,000 miles — a useful range to weigh against the mileage of the exact car you're looking at.

Recalls (6)

EXTERIOR LIGHTING 09E025000 2009

DOPE, INC. IS RECALLING 42,540 COMBINATION CORNER AND BUMPER LAMP ASSEMBLIES OF VARIOUS PART NUMBERS SOLD FOR USE AS AFTERMARKET EQUIPMENT FOR VARIOUS PASSENGER VEHICLES. THESE HEADLAMPS FAIL TO CONFORM TO THE REQUIREMENTS OF FEDERAL MOTOR VEHICLE SAFETY…

Fix: DOPE, INC. WILL NOTIFY OWNERS AND OFFER A FULL REFUND FOR THE NONCOMPLIANT COMBINATION LAMPS. THE SAFETY RECALL BEGAN ON JULY 28, 2009. OWNERS MAY CONTACT DOPE, INC. AT 1-626-272-1798.

EXTERIOR LIGHTING 09E012000 2009

SABERSPORT IS RECALLING 16,270 COMBINATION CORNER AND BUMPER LAMP ASSEMBLIES OF VARIOUS PART NUMBERS SOLD FOR USE AS AFTERMARKET EQUIPMENT FOR VARIOUS PASSENGER VEHICLES. THESE HEADLAMPS FAIL TO CONFORM TO THE REQUIREMENTS OF FEDERAL MOTOR VEHICLE SAFETY…

Fix: SABERSPORT WILL NOTIFY OWNERS AND OFFER A FULL REFUND FOR THE NONCOMPLIANT COMBINATION LAMPS. THE SAFETY RECALL BEGAN ON MAY 11, 2009. OWNERS MAY CONTACT SABERSPORT AT 1-909-598-7589.

EXTERIOR LIGHTING 08E050000 2008

K2 MOTOR IS RECALLING 1,921 AFTERMARKET HEADLAMPS OF VARIOUS MODELS SOLD FOR USE ON THE ABOVE LISTED VEHICLES. THESE HEADLAMPS ARE MISSING THE AMBER SIDE REFLEX REFLECTOR WHICH FAILS TO CONFORM WITH THE REQUIREMENTS OF FEDERAL MOTOR VEHICLE SAFETY STANDARD…

Fix: K2 MOTOR WILL NOTIFY OWNERS AND OFFER A FULL REFUND. THE RECALL BEGAN ON DECEMEBER 17, 2008. OWNERS MAY CONTACT K2 MOTOR AT 1-909-839-2992.

FUEL SYSTEM, GASOLINE 06E056000 2006

CERTAIN AFTERMARKET FUEL FILTERS SOLD UNDER THE PUROLATOR BRAND NAME, P/N F65277, SHIPPED FROM JANUARY 16 THROUGH JUNE 2, 2006, FOR USE ON THE ABOVE LISTED PASSENGER VEHICLES. DUE TO INCORRECT DESIGN, THE QUICK CONNECTORS MAY NOT FULLY SEAT WITH THE TUBE…

Fix: UFI WILL NOTIFY OWNERS AND REPLACE THE FILTERS FREE OF CHARGE. THE RECALL BEGAN ON AUGUST 4, 2006. OWNERS MAY CONTACT UFI FILTERS USA AT 800-230-5876.

EXTERIOR LIGHTING 06E049000 2006

CERTAIN CK MOTORSPORTS COMBINATION HEADLIGHTS, CLEAR CORNER, BUMPER, AND SIDE MARKER LIGHTS SOLD AS REPLACEMENT LAMPS FOR USE ON THE PASSENGER VEHICLES LISTED ABOVE. SOME COMBINATION LAMPS THAT ARE NOT EQUIPPED WITH AMBER SIDE REFLECTORS FAIL TO CONFORM TO…

Fix: CK MOTORSPORT WILL NOTIFY OWNERS AND REPLACE THE NONCOMPLIANT LAMPS FREE OF CHARGE. THE RECALL BEGAN ON JULY 1, 2006. OWNERS MAY CONTACT CK MOTORSPORT AT 1-909-610-7211.

VEHICLE SPEED CONTROL 06V108000 2006

ON CERTAIN MUSTANG COBRA PASSENGER VEHICLES, THE REAR SURFACE OF THE ACCELERATOR PEDAL MAY COME INTO CONTACT WITH FLOOR CARPETING DURING HEAVY THROTTLE APPLICATION. THE UNIQUE SURFACE PROFILE OF THE ACCELERATOR PEDAL MAY CATCH IN THE CUTOUT ON THE FLOOR…

Fix: DEALERS WILL INSTALL A SHIELD OVER THE CUTOUT IN THE CARPET BEHIND THE ACCELERATOR PEDAL. THE RECALL BEGAN ON APRIL 26, 2006. OWNERS MAY CONTACT FORD AT 1-800-392-3673.

Federal defect investigations

SPARK PLUG EJECTION FROM CYLINDER HEAD DP05005 opened 2005, closed 2006
ACCELERATOR PEDAL INTERFERENCE EA05014 opened 2005, closed 2006

Led to recall campaign 06V108000.

ACCELERATOR PEDAL INTERFERENCE PE05038 opened 2005, closed 2005

Technical service bulletins

59 manufacturer communications — service bulletins, the biggest share on engine and transmission & drivetrain — are on file for the 2003 Ford Mustang. A TSB is factory repair guidance, not a recall — the repair is not automatically free.

See the 2003 Mustang TSB list →

Complaint history for this model year

When owners filed their reports — a long tail means problems kept surfacing for years.

2002peak 55 in 20032026

Questions buyers ask

Is the 2003 Ford Mustang reliable?

The 2003 Ford Mustang drew 240 complaints in federal safety records — a middle-of-the-pack year for this model. Its trouble index is 26/100, scored against the model's worst year (2005).

What are the most common 2003 Ford Mustang problems?

The top reported problems for the 2003 Ford Mustang are engine (58 complaints), transmission & drivetrain (31), and other (25).

At what mileage do 2003 Ford Mustang problems show up?

Owners most often report 2003 Ford Mustang problems around 15,000 miles. Half of all reports that include an odometer reading fall between 5,000 and 48,000 miles.

Does the 2003 Ford Mustang have recalls?

6 recall campaigns apply to the 2003 Ford Mustang. Recall repairs are free at any franchised dealer.

← 2002 Mustang All Mustang years 2004 Mustang →
Data updated 2026-08-20 from NHTSA's public records

Every number on this page is a count of records in the federal complaint, recall, and investigation files published by NHTSA's Office of Defects Investigation. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.