Porsche 2021 Cayenne GTS Engine Recall: Cracks Risk Fire or Crash
Porsche recalls 2021 Cayenne GTS models with engine cracks that could cause oil leaks, stalls, or fires. Owners must have engine replaced free by dealers.
Use caution until it’s fixed
Cracks may cause engine damage and a stall or an oil leak, increasing the risk of a crash or fire.
Contact the company
What happened, in plain English
Porsche is recalling 2021 Cayenne GTS vehicles due to cracks in the engine cylinder bore that may cause oil leaks, engine stalls, or fires. This could lead to crashes or fires if not fixed. Read more at govinfonow.com/recall/80645-porsche-2021-cayenne-gts-engine-recall-cracks-risk-fire-or.
Source Summary by GovInfoNow · govinfonow.com/recall/80645-porsche-2021-cayenne-gts-engine-recall-cracks-risk-fire-or · Updated October 4, 2026 · Official notice: NHTSA #21V341000
Cite this page
“Porsche 2021 Cayenne GTS Engine Recall: Cracks Risk Fire or Crash.” GovInfoNow, updated October 4, 2026. https://govinfonow.com/recall/80645-porsche-2021-cayenne-gts-engine-recall-cracks-risk-fire-or. Based on NHTSA recall #21V341000 (https://www.nhtsa.gov/recalls?nhtsaId=21V341000).
Why it’s dangerous
Cracks in the engine cylinder bore can cause oil leaks, leading to engine stalls or fires. If the engine fails while driving, it could cause a crash or fire.
Who’s affected
Owners of 2021 Porsche Cayenne GTS models are affected. Drivers using these vehicles without the fix face higher crash or fire risks.
How to tell if you have this one
Check for 2021 Cayenne GTS models. The recall covers vehicles with cracks in the engine cylinder bore, which may not be visible without inspection.
- Brand
Porsche- Category
Vehicle
What to do — step by step
Contact Porsche Customer Service
Call 1-800-767-7243 to schedule an engine replacement at a dealer.
Get Engine Replaced
Dealers will replace the engine at no cost to fix the crack risk.
What NHTSA says to do
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.
How this recall unfolded
Recall timeline
2 dated steps over 5 months.
- Owner letters mailed
- NHTSA received the defect report
Dates from the agency record only; steps without a date are left out.
Contact Porsche
We’ve drafted a message you can send Porsche to request your refund or repair — edit it as you like.
Subject: Recall 21V341000 — Porsche 2021 Cayenne GTS Engine Recall: Cracks Risk Fire or Crash Hello, I own a Porsche 2021 Cayenne GTS Engine Recall: Cracks Risk Fire or Crash that is covered by recall 21V341000 from Porsche. The official recall notice states: 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. I’m writing to arrange the remedy described in the recall (a refund, repair, or replacement as applicable). Could you please tell me the next steps to resolve this? Thank you.
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Where this comes from
The facts (hazard, remedy, dates, manufacturer) are pulled from the official NHTSA recall record. The plain-language summary and step-by-step checklist are written by GovInfoNow to make the official notice easier to act on — they don’t replace it.
- Official source: NHTSA Recall #21V341000 (December 5, 2021)
- Plain-language summary written by qwen3:4b on October 4, 2026, from the official record above. Not reviewed by a person — if it conflicts with the NHTSA notice, the notice is correct. Report an error on this page.
- GovInfoNow is an independent service and is not a government agency. We republish official NHTSA recall data; we don’t issue, amend or administer recalls.