Recall 12V329000: Turbocharger Turbine Wheel Replacement

VEHICLE MAKE/MODEL: MODEL YEAR(S):

Porsche/Cayenne 2012

Porsche/Panamera 2011

Porsche/Panamera 2012

MANUFACTURER: Porsche Cars North America, Inc.

MFR'S REPORT DATE: July 11, 2012

NHTSA CAMPAIGN ID NUMBER: 12V329000

NHTSA ACTION NUMBER: N/A

COMPONENT: Engine and Engine Cooling: Engine: Gasoline: Turbo-Charger

POTENTIAL NUMBER OF UNITS AFFECTED: 270

SUMMARY:
Porsche is recalling certain model year 2011-2012 Panamera Turbo, 2012 Panamera Turbo S, and 2012 Cayenne Turbo vehicles. The turbine wheel of the turbocharger may fracture due to a casting defect. If a fracture occurs, vehicle performance will be decreased and the turbine shaft may fracture.

CONSEQUENCE:
If the shaft fractures, oil may be drawn into the exhaust system, resulting in smoke and the increased risk of a fire.

REMEDY:
Porsche will notify owners, and dealers will replace the turbine wheels, free of charge. The recall is expected to begin in July 2012. Owners may contact Porsche at 1-800-767-7243.

NOTES:
Porsche's safety recall number is AC04. Customers may contact The National Highway Traffic Safety Administration's Vehicle Safety Hotline at 1-888-327-4236 (TTY: 1-800-424-9153); or go to http://www.safercar.gov.