# NHTSA recall 21V341000

A recall listed here may apply to a vehicle of this year, make and model. Only the manufacturer can say whether it applies to one vehicle: check the VIN with the official lookups.

- Published by: NHTSA \(United States\)
- Campaign number: 21V341000
- Manufacturer's number: AMB1
- Manufacturer: Porsche Cars North America, Inc.
- Reported: 2021\-05\-12
- Owners notified: 2021\-07\-09
- Component: ENGINE
- Units potentially affected: 12
- Part numbers: 0P2.103.011.AB \(engine block\)

## What is wrong

Porsche Cars North America, Inc. \(Porsche\) is recalling certain 2021 Cayenne Turbo, Cayenne GTS, and Cayenne GTS Coupe vehicles.  Cracks may develop on the surface of the engine cylinder bore.


## What can happen

Cracks may cause engine damage and a stall or an oil leak, increasing the risk of a crash or fire.


## The remedy

Dealers will replace the engine, free of charge.  Owner notification letters were mailed July 9, 2021.  Owners may contact Porsche customer service at 1\-800\-767\-7243.  Porsche's number for this recall is AMB1.


## Notes

Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1\-888\-327\-4236 \(TTY 1\-800\-424\-9153\), or go to www.safercar.gov.


## Remedy progress the manufacturer reported

- Report: Quarterly report 8, for 2023 quarter 2
- Filed with NHTSA: 2023\-07\-28
- Vehicles in the campaign: 12
- Reported remedied: 12 \(100%\)
- Reported unreachable: 0
- Reported removed: 0

These are the manufacturer's totals for the whole campaign at the end of 2023 quarter 2, as filed with NHTSA. They do not say whether one vehicle has been remedied: check the VIN with the official lookups. The reports are from data as of 2026\-10\-19.

## Vehicles this campaign lists

- [2021 PORSCHE CAYENNE GTS](/makes/porsche/cayenne/2021/recalls.md). Listed as a series or trim of this model.

## Bulletins for the same vehicles and component

A bulletin is the manufacturer's note to its dealers. It is not part of this recall.

- [No. 31\-26](/bulletins/11037825.md), 2026-10-02, Service bulletin
- [No. 30\-26](/bulletins/11037822.md), 2026-10-02, Service bulletin
- [No. 29\-26](/bulletins/11037818.md), 2026-10-02, Service bulletin
- [No. 36\-26](/bulletins/11037801.md), 2026-10-02, Service bulletin
- [GR13D802](/bulletins/11037070.md), 2026-09-04, Service bulletin
- [No. 2304\-2](/bulletins/11037057.md), 2026-09-04, Service bulletin
- [13/26](/bulletins/11035916.md), 2026-08-06, Service bulletin
- [GR13D794](/bulletins/11035886.md), 2026-08-05, Service bulletin
- [GR13D790](/bulletins/11034838.md), 2026-07-08, Other
- [20/26](/bulletins/11034777.md), 2026-07-07, Other

## Check a VIN

- [NHTSA recall lookup by VIN, United States](https://www.nhtsa.gov/recalls)
- [Transport Canada recall search, Canada](https://wwwapps.tc.gc.ca/Saf-Sec-Sur/7/VRDB-BDRV/search-recherche/menu.aspx?lang=eng)

JSON: [/v1/recalls/nhtsa/21V341000](/v1/recalls/nhtsa/21V341000)

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