Problems owners report
Complaints filed with NHTSA about the 1999 Porsche 911 Carrera, by the system named in each complaint. One complaint can name several.
- Air bags7
- Seat belts4
- Electrical system2
- Power train2
- Engine and engine cooling2
- Equipment1
- Fuel system, gasoline1
- Fuel system, other1
NHTSA ODI complaints (public domain) · updated 23 Oct 2026 · 0 injuries and 0 deaths reported
Compared with other years
NHTSA ODI complaints by model year
In Finland
34 of these cars first registered in 1999 were in use in Finland on 30 Jun 2026, with an average of 157,000 km on the odometer at their last inspection.
Traficom (Finnish Transport and Communications Agency), open data on vehicles in use · CC BY 4.0
Fuel consumption
Official Canadian test results for 2 variants: combined 13.5–13.6 L/100 km (about 17 mpg US), CO₂ 311–313 g/km.
| Variant | City | Highway | Combined |
|---|---|---|---|
| 911 Carrera · Minicompact · Premium gasoline | 15.7 | 10.9 | 13.5 |
| 911 Carrera · Minicompact · Premium gasoline | 16.0 | 10.6 | 13.6 |
Litres per 100 km. Natural Resources Canada, Fuel consumption ratings (open.canada.ca) · Open Government Licence – Canada
Recalls in Canada
1 Transport Canada recall for the 1999 Porsche 911 Carrera.
| 2000115 28 Apr 2000 | Fuel System On certain vehicles, incorrect programming of the electronic logic unit can cause an incorrect reading of the fuel level and range of remaining fuel available i… |
Transport Canada Vehicle Recalls Database · Contains information licensed under the Open Government Licence – Canada
Recalls
VEHICLE DESCRIPTION: PASSENGER VEHICLES. INCORRECT PROGRAMMING OF THE ELECTRONIC LOGIC UNIT CAN CAUSE AN INCORRECT FUEL LEVEL.
Whether a recall was fixed on a particular car is known only to the manufacturer: check the VIN at nhtsa.gov/recalls.
NHTSA recalls · summaries in NHTSA's own words
Service bulletins
What Porsche told its dealers about the 1999 Porsche 911 Carrera: known faults, fixes and updates.
| Bulletin | Summary |
|---|---|
| 635612 | BRAKE BOSTER SEALT REPLACEMENT AT THE FIREWALL. CORRECTIONS. *TT |
| 635590 | INFORMATION ON THE REPLACEMENT OF THE FUEL FILLER CAP. *TT *TT |
| 635586 | CONCERNS WITH CORROSION ON THE BRAKE DISCS. *TT |
| 635578 | CONCERNS WITH CLICKING NOISES FROM THE CENTER OF THE INSTRUMENT PANEL IN THE KNEE PROTECTOR STRIP AREA. *TT |
| 635576 | CONCERNS WITH CLICKING NOISES FROM THE INSTRUMENT PANEL ON THE PASSENGER'S SIDE. *TT |
| 632417 | DRIVE PLATE TIGHTENING TORQUE. *TT |
| 632413 | TECHNICAL INFORMATION REGARDING BRAKE BOOSTER SEAL AT THE FIREWALL WHICH HAS CHANGED. *TT |
| 631148 | WATER DRAINAGE IN FRONT COWL AREA. *SLC |
| 628412 | SUBJECT REGARDING ELECTRICAL PLUG CONNECTION ON THE HEATING / AIR CONDITIONING CONTROL. *JG |
| 625000 | ALARM SYSTEM CONTROL UNITS ARE BEING RETURNED TO THE SEVICE TEST CENTER AS WARRANTY GOODS. . *YH |
| 624977 | MOISTURE ACCUMULATION INSIDE THE HEADLIGHT ASSEMBLY. *YH |
| 622497 | TECHNICAL INFORMATION REGARDING CDR 220 RADIO FACEPLATE INSTALLATION. *TT |
| 619997 | THIS TECHNICAL INFORMATION BULLETIN ADDRESSES CONCERS WITH ACCESSING THE ANCHORING POINT FOR THE CHILD SEAT EQUIPPED WITH THE TOP TETHERING SYSTEM. *TT |
| 616459 | TECHNICAL INFORMATION PERTAINING TO THE PORSCHE COMMUNICATION MANAGEMENT (PCM) CONTROL UNIT AND CD-ROM EXCHANGE PROGRAM. *TT |
| 616458 | SOME VEHICLES MAY EXHIBIT A WINDSHIELD WIPER RELAY THAT CAUSES INTERMITTENT WINDSHIELD WIPER FUNCTION TO BE A FIXED INTERVAL, AND NOT A VARIABLE INTERVAL. *TT |
| 609900 | SQUEAKING OR CLICKING NOISES CAN OCCURE WHEN THE BRAKE OR CLUTCH PEDALS ARE OPERATED. YD |
| 10252562 | Special tools and equipment information for brake caliper pins for the 911, Boxster, and Cayman |
| 10251139 | Product knowledge for the chassis and VIN numbering systems |
| 10251135 | Information for PIWIS tester update 42.500.008 |
| 10246417 | Information for PIWIS tester update 42.300.050 & .052 |
| 10246387 | Instructions on manufactures certificate for approved Porsche A40 engine oils |
| 10246385 | Instructions on manufactures certificate for approved Porsche C30 engine oils |
| 10246384 | Instructions on manufacturers certificate for approved C20 engine oils |
| 10246374 | Information for PIWIS tester update 42.300.040 & .041 |
| 10246372 | Information for PIWIS tester update 42.300.035 |
NHTSA manufacturer communications (public domain)