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2003 Ford Mustang: common problems and reliability
· 4th generationAn average Mustang year.
271 owner complaints, most about engine and engine cooling. 6 recalls.
Should I buy a 2003 Mustang?The 2003 Ford Mustang has 271 owner-filed NHTSA complaints and 6 recalls on record. The most-reported areas are engine and engine cooling and power train. Owners most often flag water leak into passenger footwell from clogged cowl/hvac intake drains, damaging the smart junction box.
Safety record for the 2003 model year
Source: NHTSA complaints and recalls filed for 2003 Ford Mustang vehicles (US, public record).
The Year Score compares this year with other Mustang years only. How we score it
Is 2003 a good year for the Mustang?
Across the 30 Mustang model years we track, complaint volume runs from 30 (2023) to 868 (2005). With 271 complaints, the 2003 Mustang sits about the same as the model's median of 271.
These are raw NHTSA complaint totals, not adjusted for how many cars sold or how long each model year has been on the road. Older and higher-selling years accumulate more complaints.
Where owners report problems
Recalls affecting the 2003 Mustang
exterior lighting
Campaign 09E012000SABERSPORT 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 STANDARD NO. 108, "LAMPS, REFLECTIVE DEVICES, AND ASSOCIATED EQUIPMENT." THESE LAMPS DO NOT CONTAIN THE REQUIRED AMBER SIDE REFLECTORS.
exterior lighting:headlights
Campaign 09E025000DOPE, 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 STANDARD NO. 108, "LAMPS, REFLECTIVE DEVICES, AND ASSOCIATED EQUIPMENT." THESE LAMPS DO NOT CONTAIN THE REQUIRED AMBER SIDE REFLECTORS.
exterior lighting:headlights
Campaign 08E050000K2 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 NO. 108, "LAMPS, REFLECTIVE DEVICES, AND ASSOCIATED EQUIPMENT."
fuel system, gasoline
Campaign 06E056000CERTAIN 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 INTERFACE, EVEN THOUGH THE PERSON MAKING THE CONNECTION MAY BELIEVE THAT THE QUICK CONNECTOR IS FULLY ATTACHED.
Show 2 more recalls
vehicle speed control:accelerator pedal
Campaign 06V108000ON 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 CARPETING BEHIND THE ACCELERATOR PEDAL.
exterior lighting
Campaign 06E049000CERTAIN 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 FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 108, LAMPS, REFLECTIVE DEVICES, AND ASSOCIATED EQUIPMENT.
What owners report on the 4th generation Mustang
Owner sentiment for this generation is mixed and heavily dependent on engine choice and model year.
- Very frequentWater leak into passenger footwell from clogged cowl/HVAC intake drains, damaging the smart junction box
- RecurrentSpark plug breakage or blowout on 4.6L modular V8 engines, especially pre-2001 heads
- RecurrentTiming chain and guide failure on the 4.0L V6, requiring engine removal to repair
- RecurrentInterior rattles and squeaks developing within a few years
- RecurrentCheap interior materials and hard plastics
Owner insights for the 4th generation Mustang. Read the full 4th generation owner report.
Typical used price
Used Mustang listings typically run $16,180–$35,387.
Other Mustang model years
Compare every Mustang year side by side to see how 2003 ranks against the rest.
Compare the Mustang against its rivals
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