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Transmission and drivetrainPart report

2001 Porsche 911 Turbo Transmission and drivetrain Problems

Complaints
4about this part
Share
18%of 22 total for the year
Median mileage
37,500miles
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 4 complaints about the transmission and drivetrain of the 2001 Porsche 911 Turbo, 18% of the 22 complaints for this model year. Where a mileage was given, the median is 37,500 miles. 1 recall campaign on record is filed under a similar system.

Fewer than 15 complaints name this part, so treat the figures as a rough indication only.

Example complaints

Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.

“I was driving the car when suddenly the low coolant light came on. Instantly, temperature started rising and I shut it down. I wasn't sure what was wrong but I found coolant all over the rear wheels and tires. After sitting on side of road, another Porsche owner stopped by. We thought the car was just overheating, so we added water. It seemed fine so I started driving home and then it happened again. We put the car on my buddy's lift and identified that the coolant was leaking from the top of the motor. …”

NHTSA complaint #10510343, filed 2013-05, 23,910 miles

“My mechanic informed me that Porsche used an inferior and mechanically poor design for the engine coolant lines. They are glued together in a place where they get hot. After several heat cycles, they will fail. All cars with this engine design will have this failure over time. If the coolant lines fail while the car is moving, the slick coolant can get on the tires and cause an accident. Also, the engine can overheat with a replacement cost of over $20,000. Porsche is aware of this, as they have uses a superior threaded design on their race cars with this engine. …”

NHTSA complaint #10514698, filed 2013-06, 48,000 miles

“I have been informed by my Porsche technician that Porsche used an inferior and mechanically poor design for the engine coolant lines. They are glued together in a place where they get hot. After several heat cycles, they will fail. All cars with this engine design will have this failure over time. If the coolant lines fail while the car is moving, the slick coolant can get on the tires and cause an accident. Also, the engine can overheat with a replacement cost of over $20,000. Porsche is aware of this, as they have used a superior threaded design on their race cars with this engine. …”

NHTSA complaint #10514700, filed 2013-06, 45,000 miles

“At about 30,000 miles, the transmission in my 2001 Porsche 911 TURBO began popping out of second gear upon deceleration. Porsche is aware of this problem in the manual transmissions in these cars, and even has a technical bulletin out that states it might be because of assembly defects. Certainly, the brass synchros in the transmission are very weak and prone to failure. This is unacceptable in such an expensive and powerful car. Porsche has taken no responsibility for this and charges upwards of $5000 for a new transmission. …”

NHTSA complaint #10207743, filed 2007-11, 30,000 miles

Related recalls

Related service bulletins

Transmission and drivetrain: other model years

YearComplaintsShare of year
200729%
200217%
2001418%

Other parts of the 2001 Porsche 911 Turbo

Engine
15 complaints
Engine cooling
3 complaints
Air bags
2 complaints
Fuel system
1 complaints
Tires
1 complaints

← All problems reported for the 2001 Porsche 911 Turbo

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 31, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.

To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology