NHTSA campaign 21V318000 · Porsche campaign AMB0
Porsche Recall 21V-318: Missing Seat Heater May Prevent Air Bag Deployment
NHTSA recall 21V318000 (Porsche campaign AMB0) was reported by Porsche Cars North America, Inc. on May 5, 2021, with 136 vehicles potentially affected (per NHTSA). NHTSA's record lists the Porsche Cayenne, Porsche Cayenne E-Hybrid, Porsche Cayenne S and more for model years 2020–2021. Owners were notified on June 25, 2021, per NHTSA.
Updated daily from NHTSA's recall files
Is my vehicle included?
This page lists, by model year, the vehicles NHTSA's recall record names for campaign 21V318000 in the model years try.vin imports (1995 and later); NHTSA's own record can list more. A model year on the list doesn't mean every vehicle of that year is included, and some may already have been repaired.
To see whether a specific vehicle is included and still needs the repair, enter its VIN at nhtsa.gov/recalls.
Porsche VIN check: decode a VIN to see its year, make and model.
Key facts
- NHTSA campaign
- 21V318000 (also written 21V-318 or 21V318)
- Filed by
- Porsche Cars North America, Inc.
- Porsche campaign number
- AMB0
- Report received
- Potentially affected
- 136 vehicles (per NHTSA)
- Component
- Seats
- Owners notified
Repair completion: 96.32% (latest rate the manufacturer reported to NHTSA; dataset updated October 21, 2026)
NHTSA cautions against comparing completion rates across recalls or manufacturers. How try.vin reads them.
Vehicles listed for this recall
NHTSA's recall record lists these vehicles for recall 21V318000. try.vin imports model years 1995 and later, so NHTSA's own list can be longer. Model years with a try.vin recall page link to it. Build dates are NHTSA's range for a model year (per NHTSA); a vehicle built in that range is not necessarily included.
NHTSA's recall notice
As NHTSA's recall record states it for campaign 21V318000.
Defect description
Porsche Cars North America, Inc. (Porsche) is recalling certain 2021 Cayenne GTS, Cayenne GTS Coupe, 2020-2021 Cayenne Coupe, Cayenne S Coupe, Cayenne E-Hybrid Coupe vehicles. The passenger seat back heating element was not installed and may impact the calibration of the Occupant Classification System.
Safety consequence
The front passenger air bag may fail to deploy, increasing the risk of injury.
Manufacturer remedy
Dealers will install a heating element, free of charge. Owner notification letters were mailed June 25, 2021. Owners may contact Porsche customer service at 1-800-767-7243. Porsche's number for this recall is AMB0.
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.
Sources
Official NHTSA notice for recall 21V318000
Campaign details come from NHTSA's recall files, which try.vin imports once a day. The plain-language subject and the completion rate come from the U.S. Department of Transportation's Recalls Data dataset. How try.vin reads recall data.