Most common 2004 Porsche 911 Carrera problems
Share of the 7 complaints; one complaint can involve more than one system. "~" is the median mileage when the problem started.
Porsche 911 Carrera complaints by model year
Best 911 Carrera years: 2012, 2017, 2020. Compare all years →
What 2004 Porsche 911 Carrera owners say
Engine & cooling
Dt: the consumer stated that the 2004 Porsche 911 Carrera stalled while driving 10-20 MPH. The vehicle has been having problem for over a year. The vehicle was taken to the dealership several times. The dealer could not find the cause of the problem. The dealer changed the spark plugs, but the code showed that cylinder six was faulty. The problem seemed to be intermittent. The dealer has had the vehicle for over ten months. The manufacturer has been contacted, and they put the vehicle in diagnostic testing, and the problem has not shown up with any explanation. The manufacturer has attempted to fix the vehicle. The problem was still unexplainable.
Tl* the contact owns a 2004 Porsche 911 Carrera. The contact stated that while driving approximately 65 MPH, the engine stalled without warning. The vehicle was shifted into neutral and failed to restart after multiple attempts. The vehicle was towed to the dealer for diagnostic testing, who informed the contact that the intermediate shaft (ims) failed, which caused the engine to stall. The vehicle was repaired but the failure recurred. The manufacturer was notified of the failure. The approximate failure mileage was 28,000. The VIN was unavailable.
Frequently asked questions
Is the 2004 Porsche 911 Carrera a good car?
Based on 7 owner complaints filed with NHTSA, the 2004 911 Carrera rates average: 1.6× as many complaints as a typical year of the 911 Carrera at the same age. Complaint counts don't account for sales volume or individual maintenance, so have any used car inspected before buying.
What is the most common problem with the 2004 Porsche 911 Carrera?
The engine & cooling — 4 complaints, 57% of all complaints for this model year, most often about engine. Next are the air bags (2) and speed control & acceleration (1).
How many recalls does the 2004 Porsche 911 Carrera have?
NHTSA lists no recalls for the 2004 Porsche 911 Carrera. You can still confirm with your VIN using our VIN recall check.
What are the best and worst years of the Porsche 911 Carrera?
The best years by complaints, compared at the same age, are 2012, 2017 and 2020. See the full Porsche 911 Carrera years comparison.
At what mileage do 2004 Porsche 911 Carrera problems happen?
The median mileage reported in complaints is about 29,000 miles; 67% of problems with a recorded mileage started before 50,000 miles.
Source: U.S. National Highway Traffic Safety Administration (NHTSA) — owner complaints through October 20, 2026, recalls and defect investigations; fuel economy from the EPA. Complaints are unverified reports and are not proof of a defect. How we rate model years.