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Owner report · 1999 model year

1999 Porsche 911

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The Verdict

Worst problem area

Engine

Engine leads by volume: 4 of 8 complaints (50%) mention it.

Complaints filed rose from 2 in 1998 to 8 in 1999.

Data last changed . Sources: NHTSA complaints and recalls, EPA fuel economy data. Methodology

At a glance

NHTSA complaints
8
Recall campaigns
1
EPA fuel cost per year
$4,300–$4,550
Combined MPG
17–18

Complaints by model year

  1. 31997
  2. 21998
  3. 81999
  4. 62000
  5. 82001

Where owners report problems

  1. Engine4 (50%)
  2. Airbags & Restraints3 (38%)
  3. Electrical2 (25%)
  4. Brakes1 (13%)
  5. Steering1 (13%)
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Cost, Fuel Economy & Complaint History

Fuel cost, fuel economy, and complaint history by model-yearScroll sideways to see all 5 years. Fuel figures show the range across trims for years with more than one EPA-rated configuration.
Category19971998199920002001vs. 1999 Minicompact Cars
Annual fuel cost ($)4,300–5,5504,300–4,5504,300–4,5504,300–4,5504,300–4,850
Combined MPG14–1817–1817–1817–1816–18
City / Highway MPG11–15 / 17–2314–15 / 21–2315 / 22–2315 / 22–2313–15 / 20–23
CO₂ tailpipe (g/mi)494–635494–523494–523494–523494–555
Complaints filed32868Not compared
Recalls issued11110Not compared
Crash-involved complaints00002Not compared
Fire-involved complaints00000Not compared
Injuries reported00001Not compared
Deaths reported00000Not compared
Configurations compared43446

Not compared: this database has no vehicle sales or registration figures, so a raw count mostly reflects how many were sold, not how safe the vehicle is.

Common questions

How many recalls does the 1999 Porsche 911 have?

1 NHTSA recall campaign as of Nov 7, 2026. Check your VIN with NHTSA to see whether one applies to your car.

What is the most common complaint about the 1999 Porsche 911?

Engine: 4 of 8 NHTSA complaints (50%) mention it.

What gas mileage does the 1999 Porsche 911 get?

EPA rates it 17–18 MPG combined across 4 configurations.

How much does it cost to fuel a 1999 Porsche 911?

EPA estimates $4,300–$4,550 a year in fuel costs, using EPA's assumptions.

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EPA-Rated Configurations (4)

Every EPA-rated configuration on this page, one row each.A number tagged (low) or (high) is this page’s own cost-table figure of that name, above.
ConfigurationTransmissionCylindersDisplacementDrivetrainFuel TypeVehicle ClassCityHighwayCombinedAnnual Fuel CostCO₂
Configuration 1Automatic 5-spd63.4LRear-Wheel DrivePremiumMinicompact Cars15 mpg23 mpg (high)18 mpg (high)$4,300 (low)494 g/mi (low)
Configuration 2Manual 6-spd63.4LRear-Wheel DrivePremiumMinicompact Cars15 mpg23 mpg (high)18 mpg (high)$4,300 (low)494 g/mi (low)
Configuration 3Automatic 5-spd63.4LRear-Wheel DrivePremiumMinicompact Cars15 mpg22 mpg (low)17 mpg (low)$4,550 (high)523 g/mi (high)
Configuration 4Manual 6-spd63.4LRear-Wheel DrivePremiumMinicompact Cars15 mpg22 mpg (low)17 mpg (low)$4,550 (high)523 g/mi (high)

Complaints by Category

Complaints by category, in the same fixed order on every page
CategoryComplaintsCrash-InvolvedFire-InvolvedInjuriesDeaths
Engine40000
Transmission & Drivetrain00000
Fuel System00000
Electrical20000
Brakes10000
Steering10000
Suspension, Wheels & Tires00000
Airbags & Restraints30000
Driver Assistance & Speed Control00000
Body, Seats & Latches00000
Visibility & Lighting00000
Other00000

A complaint that names more than one category is counted in each, so the rows can add up to more than the total number of complaints.

Recalls (1)

  • FUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY

    Campaign 00V109000 · Apr 10, 2000

    Defect
    VEHICLE DESCRIPTION: PASSENGER VEHICLES. INCORRECT PROGRAMMING OF THE ELECTRONIC LOGIC UNIT CAN CAUSE AN INCORRECT FUEL LEVEL.
    Consequence
    THE VEHICLE COULD RUN OUT OF FUEL CAUSING A LOSS OF POWER.
    Remedy
    DEALERS WILL UPDATE THE SOFTWARE IN THE INSTRUMENT CLUSTER SO THAT THE FUEL LEVEL AND THE RANGE OF REMAINING FUEL ARE DETERMINED AND DISPLAYED CORRECTLY.