Rear axle lock nuts may break
Defect Summary
Porsche cars north america, inc. (porsche) is recalling certain 2021 cayenne, cayenne s, cayenne turbo, cayenne gts, cayenne coupe, cayenne s coupe, cayenne turbo coupe, and cayenne gts coupe vehicles. the lock nut on the trailing arm of the rear axle may break due to stress corrosion.
Safety Consequence
A broken lock nut may misalign the rear axle, causing a loss of control and increasing the risk of a crash.
Corrective Action
Porsche will notify owners, and dealers will replace the lock nuts, free of charge. the recall began on june 18, 2021. owners may contact porsche customer service at 1-800-767-7243. porsche's number for this recall is ama9.
Similar Recalls
Other recalls from Porsche Cars North America, Inc. or involving Suspension.
FAQ: Recall 21V271000
Your rights, the repair process, and what each field on this page means.
What is recall 21V271000?
NHTSA recall 21V271000 was issued by Porsche Cars North America, Inc. on April 21, 2021. It addresses: Rear axle lock nuts may break. The recall affects approximately 1,568 vehicles, with the defect involving the Suspension component.
How do I get this recall repaired?
Contact any authorized Porsche Cars North America, Inc. dealer and reference NHTSA recall ID 21V271000 or the manufacturer campaign number AMA9. Under federal law, the repair is completely free regardless of vehicle age or owner history.
Is my vehicle included in this recall?
The only way to confirm is to look up your 17-character VIN at nhtsa.gov/recalls. NHTSA's tool will tell you if VIN-by-VIN this exact recall applies.
How long do I have to get a recall repair done?
There is no expiration on most federal safety recalls. Even if your vehicle is years old and you bought it used, the manufacturer is required to perform the repair at no cost.
Where does the data on this page come from?
All information on this page is sourced directly from the U.S. Department of Transportation public dataset for NHTSA recalls. Last refreshed: 2026-05-22. For the most current official notice, visit nhtsa.gov/recalls.