2004 Ford Mustang Gt problems, complaints & recalls
Most-reported problem areas: Engine And Engine Cooling (2) · Air Bags:frontal (2) · Vehicle Speed Control:cruise Control (1)
🧭 Reliability snapshot
Compared against other Ford Mustang Gt model years — complaint volume vs the model's median year, recalls and severity. How we score →
Safety recalls (0)
No recalls on record for this model year (campaigns announced since 2010).
What owners report
2017-01-20 · Service Brakes · 15,000 mi“front brakes drag or freeeze up causing extreme heat or actually stop vehicle. car has 18,000 miles. front calipers have been rebuilt twice. first failure at ten years,then failed after apx 3 years. the problem is the phenolic pistons swell after time or due to lose of lubrication. they change dimension and stick in the caliper. this is the 3 …”
2015-05-31 · Engine · 142,000 mi“after starting engine, spark plug ejected from block and exploded. engine was immediately shut down and hauled to a repair mechanic. cost of repair was $2,400 and vehicle was in shop for 5 days. explosion was loud and could have caused an accident with the shock of the loud noise.…”
2012-03-20 · Fuel System, Gasoline · 46,699 mi“i started the car up to drive out of the grocery parking lot and the car was sputtering. when i pulled onto the main highway it sputtered and completely stopped running. i coasted to the side of the road where it failed to restart. *kb…”
2012-03-14 · Engine And Engine Cooling · 75,000 mi“on multiple occasions the number five spark plug keeps blowing out of the head. the car has motorcraft spark plugs and are torqued to the factory specifications. while looking into the problem online i found out that im not the only person having this problem. the crazy thing is that its is only happening with the number five plug. *tr…”
2011-02-28 · Service Brakes, Hydraulic“brake light and traction control light and abs light intermittent..then on constantly...hasn't been fixed too expensive...in wet weather, slippery, icy weather tires spin because traction control does not work...abs control module went bad...thousands of people have blogs and forums complaining about this part...i will post this website with hopes …”
2010-07-17 · Vehicle Speed Control · 30,000 mi“the top of the clutch pedal assembly when depressed and released rubs the wiring harness to the brake switch, neutral safety switch and others shorting out the brake lights and making the cruise control inoperable. it works for a while but then it blows the fuse again and someone has to stop me and tell me my brake lights don't work. the dealer has…”
2010-07-16 · Seat Belts“passenger side seatbelt retractor completely failed; my passengers are not able to buckle their seatbelt. *tr…”
2010-03-15 · Vehicle Speed Control:cruise Control · 26,000 mi“tl* the contact owns 2004 mustang gt. the dealer confirmed that the cruise control deactivation switch caused the fuse for the brake lights to burn out, which made the brake lights inoperable. the fuse was replaced continuously and it continued to fail. the failure mileage on the vehicle was 26000 and the current mileage was 35000. updated 06…”
2009-04-19 · Engine And Engine Cooling · 95,000 mi“i own a 2004 mustang with a 4.6 dohc engine. last night the spark plug blew out of the head. the head now needs to be repaired by using a helicoil or something similar. this is a huge problem with the ford modular engines, caused by poor design. at least 75% of the people i know who own fords with modular engines have had this problem. *tr…”
2008-02-29 · Air Bags:frontal · 89,000 mi · 💥 crash“driving on highway at 50 mph and hit black ice and lost control. knocked down a 6*6 inch sign post . contact point was right front bumper. frame was bent, massive front end damage . car was written off. neither air bag deployed. whipping forward action caused a broken back. single vehicle accident and lone occupant. *tr…”
Excerpts of consumer complaints filed with NHTSA, lightly truncated. They are owner statements, not verified findings.