Porsche 911 problems and owner complaints
Explore the records behind recurring owner reports.
Key facts
126 owner complaints analyzed
45 distinct recall campaigns
32,050 mi median reported failure mileage
Scope: 1966 to 2025 model years. Data snapshot: . 54 complaints include usable failure mileage.
Most common problems
Engine is the most frequently named component, appearing in 38 of 126 complaints (30.2%). A complaint can name multiple components.
| Topic | Matching reports | Share of complaints |
|---|---|---|
| Braking behavior | 11 | 8.7% |
| Electrical and battery issues | 11 | 8.7% |
| Fuel system concerns | 8 | 6.3% |
| Transmission and shifting | 5 | 4.0% |
| Engine operation | 4 | 3.2% |
| Steering behavior | 4 | 3.2% |
Topic matches use published keyword rules. They describe mentions, including negations or comparisons, and do not confirm a diagnosis. Read the matching rules.
Component breakdown
Number of unique complaints naming each component. Top eight shown.
| Category | Count |
|---|---|
| Engine | 38 |
| Electrical System | 15 |
| Fuel/Propulsion System | 13 |
| Power Train | 10 |
| Unknown Or Other | 10 |
| Exterior Lighting | 8 |
| Engine And Engine Cooling | 7 |
| Electrical System:Wiring:Front Underhood | 5 |
Engine: 38; Electrical System: 15; Fuel/Propulsion System: 13; Power Train: 10; Unknown Or Other: 10; Exterior Lighting: 8; Engine And Engine Cooling: 7; Electrical System:Wiring:Front Underhood: 5
Reported problems by failure mileage
Complaint counts in mileage bands. These are not failure rates per vehicle or mile.
| Category | Count |
|---|---|
| Under 25,000 | 21 |
| 25,000 to 49,999 | 17 |
| 50,000 to 74,999 | 9 |
| 75,000 to 99,999 | 4 |
| 100,000 to 149,999 | 2 |
| 150,000 and above | 1 |
Under 25,000: 21; 25,000 to 49,999: 17; 50,000 to 74,999: 9; 75,000 to 99,999: 4; 100,000 to 149,999: 2; 150,000 and above: 1
Under 25,000 miles has the most reports with usable mileage (21). 72 complaints have missing, zero or invalid mileage.
Complaints over time
Year the complaint was filed, not the vehicle model year or incident year. The snapshot year is partial.
| Category | Count |
|---|---|
| 1995 | 1 |
| 2000 | 1 |
| 2001 | 5 |
| 2002 | 3 |
| 2003 | 3 |
| 2004 | 4 |
| 2005 | 3 |
| 2008 | 1 |
| 2009 | 2 |
| 2010 | 1 |
| 2011 | 4 |
| 2012 | 3 |
| 2013 | 18 |
| 2014 | 4 |
| 2015 | 4 |
| 2016 | 1 |
| 2017 | 6 |
| 2018 | 1 |
| 2019 | 2 |
| 2020 | 5 |
| 2021 | 7 |
| 2022 | 6 |
| 2023 | 6 |
| 2024 | 11 |
| 2025 | 12 |
| 2026 | 12 |
1995: 1; 2000: 1; 2001: 5; 2002: 3; 2003: 3; 2004: 4; 2005: 3; 2008: 1; 2009: 2; 2010: 1; 2011: 4; 2012: 3; 2013: 18; 2014: 4; 2015: 4; 2016: 1; 2017: 6; 2018: 1; 2019: 2; 2020: 5; 2021: 7; 2022: 6; 2023: 6; 2024: 11; 2025: 12; 2026: 12
Pattern summary
Engine leads the component reports. Braking behavior appears in 11 complaint narratives. Electrical and battery issues appears in 11 complaint narratives. Fuel system concerns appears in 8 complaint narratives. Use these patterns to inspect individual reports and prepare questions for a mechanic.
Calculated from recorded counts. An AI narrative has not been published for this selection.
Complaint evidence
Examples provide context, not a representative sample or a verified diagnosis.
Owner report 11230086 · 2019-07-08 (July 8, 2019)
THERE IS NO WAY TO FILE THIS COMPLAIN WITHOUT MENTIONING THE COMPANY WHO IS RESPONSIBLE FOR THE SAFETY OF SO MANY LIVES. SINGER VEHICLE GROUP ALSO KNOWN AS (SVG) IS RE-MANUFACTURING THESE VINTAGE CLASSIC PORSCHE 911 FROM '89-'94 BY DISASSEMBLING THEM FROM NUT TO BOLT AND REASSEMBLING THEM TO NEW SVG SPECS WITH A MODIFIED ENGINE AND TRANSMISSION. THESE CARS ARE REASSEMBLED WITH A 500 HP ENGINE AND A TICKET VALUE PRICE OF OVER A MILLION DOLLARS, AND YET ONE EQUIPMENT THAT IS VERY VITAL TO EVERY MOTOR VEHICLE THE BRAKE MASTER CYLINDER IS THE ONLY…
Owner-reported narrative. Look up ODI 11230086 at NHTSA ↗
Owner report 897114 · 2001-10-01 (October 1, 2001)
LUGS: NUTS ON WHEEL HAD TO BE BROKEN IN ORDER TO REPLACE TIRES OR BRAKES. WHEELS WERE CHROMED BY DEALERSHIP FOR PREVIOUS OWNER AND WAS CAUSING PROBLEMS.*AK
Owner-reported narrative. Look up ODI 897114 at NHTSA ↗
Owner report 740742 · 2001-02-11 (February 11, 2001)
ENGINE WIRING HARNESS EXHIBITS DRY ROT AND INSULATION BREAKDOWN (CRACKS) THROUGHOUT. THIS MAY BE CONTRIBUTING TO THE FAILURE OF AN ENGINE COOLING FAN. MECHANIC (A PORSCHE CERTIFIED MASTER TECNHICIAN) EXPLAINS THAT THIS CONDITION WILL BE PROGRESSIVE, WILL LIKELY CAUSE DRIVEABILITY PROBLEMS IN THE SHORT-TERM, AND COULD CAUSE A FIRE. HE THUS RECOMMENDS REPLACEMENT AT A COST OF AROUND $1800. STEVE CHAN OF NHTSA IS COLLECTING INFORMATION ABOUT A PATTERN OF WIRING HARNESS DEFECTS THAT AFFECTED 1995 PORSCHE MODELS. PORSCHE APPARENTLY SWITCHED SUPPLIER…
Owner-reported narrative. Look up ODI 740742 at NHTSA ↗
Owner report 760050 · 2002-04-01 (April 1, 2002)
BATTERY DIED, UPON RECHARGE, CAR WAS ATTEMPTED TO BE STARTED AND WE SMELLED A BURNING SMELL. IT TURNED OUT THAT THE WIRING HARNESS CAUGHT ON FIRE, RESULTING IN NEED TO REPLACE THE WIRING HARNESS AND AIR COND CONTROLLER AT THE COST OF 3600. *AK
Owner-reported narrative. Look up ODI 760050 at NHTSA ↗
Owner report 11351045 · 2020-08-24 (August 24, 2020)
PORSCHE 991 911 AND 981 CAYMAN/BOXSTER MODELS HAVE AN ISSUE WHERE THE FOAM PADS SECURING THE FUEL TANK DEGRADE OR FALL OUT. THE INITIAL MANIFESTATION IS A SQUEAKING SOUND WHERE THE PLASTIC TANK RUBS AGAINST THE METAL BODY OF THE CAR. WITH PROLONGED MOVEMENT THE FUEL TANK CAN BE DAMAGED AND A FIRE COULD RESULT. PORSCHE IS AWARE OF THE ISSUE AND HAS AN INTERNAL SERVICE BULLETIN TO FIX IT BUT ONLY FOR CUSTOMERS UNDER WARRANTY. THEY CLAIM THE ISSUE IS ONLY A SQUEAKING SOUND BUT COMMON SENSE WOULD DICTATE PLASTIC RUBBING ON METAL SEVERAL TIMES PER…
Owner-reported narrative. 26,000 miles reported. Look up ODI 11351045 at NHTSA ↗
Owner report 10808725 · 2015-12-07 (December 7, 2015)
AT HIGHWAY SPEED EXPERIENCED BRIEF, COMPLETE ENGINE FAILURE, THEN SIGNIFICANTLY REDUCED ENGINE POWER FOR THE REMAINDER OF THE DRIVE. THIS TYPE OF ENGINE FAILURE IN A MANUAL TRANSMISSION RESULTED IN RAPID DECELERATION. GIVEN THIS ENGINE BRAKING IS A RESULT OF ENGINE FAILURE, THE RAPID LOSS OF SPEED HAPPENS WITHOUT BRAKE LIGHTS ALERTING OTHER DRIVERS TO SPEED REDUCTION. TESTING INDICATED A FAILURE OF THE HIGH PRESSURE FUEL PUMP ACCORDING TO PORSCHE TECHNICIANS.
Owner-reported narrative. 11,000 miles reported. Look up ODI 10808725 at NHTSA ↗
Owner report 11531070 · 2023-07-08 (July 8, 2023)
Cruising on the highway and a transmission error comes up saying that there's no reverse gear. Got off the highway and even gears aren't engaring, no 2,4,6 gears. 1,3,5,7 gears are engaging. Turned off and parked the car for about an hour. Turned it on car drove fine but start/stop wasn't available and sport modes are not available. Had the car diagnosed at the dealer and the same symptoms and codes are exactly as SB-10054511-7606. The 2012 model year needs to be included.
Owner-reported narrative. Look up ODI 11531070 at NHTSA ↗
Owner report 10507046 · 2013-04-04 (April 4, 2013)
I WAS DRIVING ON A 16 LANE MAJOR HIGHWAY IN TORONTO IN THE EXPRESS LANES AT 70 MPH. WITHOUT WARNING THE ENGINE LOST ALL POWER AND STALLED. THE CHECK ENGINE LIGHT WAS FLASHING. IT WAS DIFFICULT TO STOP SAFELY SINCE THE POWER STEERING AND POWER BRAKES WERE NOT FUNCTIONING WITH THE ENGINE STOPPED. IT WOULD NOT RESTART AND I WAS LUCKY TO CHANGE LANES IN HEAVY TRAFFIC AND PULL ONTO THE HARD SHOULDER OF THE ROAD. I WAS STUCK SITTING IN THE EXPRESS LANES BY A GUARD RAIL UNTIL A TOW TRUCK CAME, WHICH TOOK AN HOUR. AFTER TAKING IT TO THE PORSCHE DEALE…
Owner-reported narrative. 44,000 miles reported. Look up ODI 10507046 at NHTSA ↗
Owner report 11760504 · 2026-08-28 (August 28, 2026)
Loss of power due to Injectors failure on acceleration. A reproducible pattern on HWY merges or passes for example. This is an issue that has been identified and experienced by other Porsche 992/718 owners. Issue discussed in the following thread: [XXX] INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6)
Owner-reported narrative. Look up ODI 11760504 at NHTSA ↗
Owner report 10663384 · 2014-12-10 (December 10, 2014)
RECENTLY, I PURCHASED TIE RODS FOR MY 1995 PORSCHE 911. I ORDERED THROUGH ECS TUNING (ORDER #: [XXX]), SHIPPED TO MY HOME. I INSPECTED THE TIE RODS, AND WHILE NOT IDENTICAL TO THE ORIGINAL MANUFACTURERS PARTS, THEY LOOKED SUBSTANTIALLY THE SAME. I INSTALLED THE TIE RODS (MADE BY HAMBURG TECHNIC) WITHOUT INSTALLATION DIFFICULTY. AS YOU ARE AWARE, TIE RODS ARE AN INTEGRAL PART OF THE STEERING SYSTEM AND ARE DESIGNED TO BE ADJUSTED FOR WHEEL ALIGNMENT. I EYEBALLED THE ALIGNMENT AND PROMPTLY TOOK THE VEHICLE TO MERCHANTS TIRE AND AUTO (3419 H…
Owner-reported narrative. 110,500 miles reported. Look up ODI 10663384 at NHTSA ↗
Recalls by model year
All campaigns in the snapshot affecting each model year, including recalls announced years later.
Recall campaigns
Shared campaigns appear once in each affected model year.
| Category | Count |
|---|---|
| 2012 | 0 |
| 2013 | 0 |
| 2014 | 1 |
| 2015 | 1 |
| 2016 | 2 |
| 2017 | 3 |
| 2018 | 1 |
| 2019 | 1 |
| 2020 | 2 |
| 2021 | 6 |
| 2022 | 4 |
| 2023 | 5 |
| 2024 | 3 |
| 2025 | 2 |
2012: 0; 2013: 0; 2014: 1; 2015: 1; 2016: 2; 2017: 3; 2018: 1; 2019: 1; 2020: 2; 2021: 6; 2022: 4; 2023: 5; 2024: 3; 2025: 2
Year-by-year records
| Model year | Complaints | Recalls | Change in recalls |
|---|---|---|---|
| 1966 | 0 | 1 | Not available |
| 1967 | 0 | 1 | 0 |
| 1969 | 0 | 3 | Not available |
| 1970 | 0 | 3 | 0 |
| 1972 | 0 | 1 | Not available |
| 1973 | 0 | 3 | +2 |
| 1974 | 0 | 3 | 0 |
| 1975 | 0 | 2 | -1 |
| 1976 | 0 | 2 | 0 |
| 1977 | 0 | 2 | 0 |
| 1978 | 0 | 1 | -1 |
| 1979 | 0 | 2 | +1 |
| 1983 | 1 | 1 | Not available |
| 1984 | 1 | 1 | 0 |
| 1987 | 1 | 0 | Not available |
| 1989 | 0 | 5 | Not available |
| 1990 | 0 | 4 | -1 |
| 1991 | 1 | 4 | 0 |
| 1992 | 2 | 4 | 0 |
| 1993 | 0 | 2 | -2 |
| 1994 | 0 | 1 | -1 |
| 1995 | 8 | 0 | -1 |
| 1996 | 2 | 3 | +3 |
| 1997 | 1 | 0 | -3 |
| 1999 | 7 | 1 | Not available |
| 2000 | 6 | 1 | 0 |
| 2001 | 8 | 0 | -1 |
| 2002 | 9 | 0 | 0 |
| 2003 | 9 | 0 | 0 |
| 2004 | 8 | 0 | 0 |
| 2005 | 3 | 0 | 0 |
| 2012 | 5 | 0 | Not available |
| 2013 | 6 | 0 | 0 |
| 2014 | 3 | 1 | +1 |
| 2015 | 8 | 1 | 0 |
| 2016 | 2 | 2 | +1 |
| 2017 | 3 | 3 | +1 |
| 2018 | 1 | 1 | -2 |
| 2019 | 2 | 1 | 0 |
| 2020 | 5 | 2 | +1 |
| 2021 | 5 | 6 | +4 |
| 2022 | 10 | 4 | -2 |
| 2023 | 3 | 5 | +1 |
| 2024 | 5 | 3 | -2 |
| 2025 | 1 | 2 | -1 |