1991 Porsche 911

1991 Porsche 911 pictures are not available
1991 Porsche 911 Prices
Blue Book® Suggested Retail Value
1991 Porsche 911 Fuel Economy
Fuel Economy (city/hwy)
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Reliability data provided by industry-leading Automotive Information Systems. For more information, consult the Reliability FAQ or read About Reliability Ratings.

1991 Porsche 911 Reliability Rating

KEY: Minimal Problems Minimal Problems Moderate Problems Moderate Problems Significant Problems Significant Problems

Category

Rating

Comments

Engine

Moderate Problems Periodic problems on this vehicle are failures of the Engine Crankshaft Sensor and the Dual Distributor Drive Belt. Failure of the Dual Distributor Drive Belt applies to (Non-Turbo models) only. Any of these failures may prevent the vehicle from starting. The cost to repair the Engine Crankshaft Sensor is estimated at $125.00 for parts and $97.50 for labor. The cost to repair the Dual Distributor Drive Belt is estimated at $420.00 for parts and $78.00 for labor. All prices are estimates based on $65 per flat rate hour and do not include diagnostic time or any applicable sales tax.

Transmission & Driveline

Significant Problems An occasional problem on this vehicle is failure of the Dual Mass Flywheel.The cost to repair the Dual Mass Flywheel is estimated at $1,166.00 for parts and $728.00 for labor.All prices are estimates based on $65 per flat rate hour and do not include diagnostic time or any applicable sales tax.

Steering & Suspension

Minimal Problems Infrequent problems reported, all with low repair costs.

Brakes

Minimal Problems Infrequent problems reported, all with low repair costs.

Heating & Air Conditioning

Moderate Problems This vehicle was originally charged with R-12 refrigerant which is no longer being manufactured. Conversion to the new R-134A refrigerant is not recommended on this vehicle. The refrigerant is still available, but it is very expensive ($25.00-$50.00 per pound, 2-5 pounds per vehicle). All prices are estimates based on $65.00 per flat rate hour and do not include diagnostic time or any applicable sales tax.

Starting & Charging

Minimal Problems Infrequent problems reported, all with low repair costs.

Accessories

Minimal Problems Infrequent problems reported, all with low repair costs.

Overall

4 out of 5 4 out of 5

*Repair costs are based on a flat rate of $65.00 per hour and do not include diagnostic time or any applicable sales tax.

When considering this vehicle for purchase, be sure to check the following:

  • Dual Mass Flywheel
  • Engine Crankshaft Sensor
Reliability History
In the chart below, click a symbol beneath the model year headings to go directly to reliability information on the particular automotive system for that year.

Or, click a model year heading at the top of the chart to view a complete reliability report for that particular model year.

KEY: Minimal Problems Minimal Problems  Moderate Problems Moderate Problems  Significant Problems Significant Problems
Click year for details: 1991 1992 1993 1994
Engine Moderate Problems Moderate Problems Moderate Problems Moderate Problems
Transmission & Driveline Significant Problems Significant Problems Significant Problems Moderate Problems
Steering & Suspension Minimal Problems Minimal Problems Minimal Problems Minimal Problems
Brakes Minimal Problems Minimal Problems Minimal Problems Minimal Problems
Heating & Air Conditioning Moderate Problems Moderate Problems Minimal Problems Minimal Problems
Starting & Charging Minimal Problems Minimal Problems Minimal Problems Minimal Problems
Accessories Minimal Problems Minimal Problems Minimal Problems Minimal Problems
Overall 4 out of 5 4 out of 5 4 out of 5 5 out of 5
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BB04 - 9/19/2014 3:07:32 PM