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ProblemsByVin File / 2021-PORSCHE-CAYENNE NHTSA data synced 2 hours ago
2021 · Porsche

Porsche Cayenne problems

Light NHTSA footprint — 17 owner complaints and 3 active recall campaigns. Either a clean record or thin data; we'll show what's there.

0 5 10
Reliability score
8.0 / 10

Solid reliability overall. Common issues are concentrated in a few systems.

0
Critical
3
Severe
0
Moderate
Should you avoid this 2021 Cayenne?
Acceptable — with caveats

Worth owning if you verify the specific issues below before you buy.

Our read of the federal NHTSA complaint and recall record for this exact year and model — not a substitute for a pre-purchase inspection. How we score.

Buying a used 2021 Porsche Cayenne? Check these first

Here's what this model is known to do — so you can inspect for it, price it in, or make the seller fix it before you sign.

What to inspect on this specific car

Recalls to confirm are done

Run the VIN from the listing — 3 active recalls on this model. Recall repairs are always free.

Verdict for buyers: 8.0/10 model. The priciest documented failure is airbags (~$1,100) — get the seller's service records for it or inspect closely. Otherwise an average-risk used buy at a fair price.

We tell you what this model is known for and what to inspect — a vehicle-history report tells you what this exact car has been through. Smart buyers get both.

See the full pre-purchase inspection checklist →
✦ Ask the data · AI

Ask anything about your 2021 Porsche Cayenne

A noise, a warning light, a repair quote, "should I buy this?" — get an answer grounded in this vehicle's actual NHTSA record, not generic advice.

Dash light, leak, worn part — snap it and we'll read it against this car's record.

Answers use this vehicle's NHTSA complaint & recall record — owner-reported and unverified, not a diagnosis. Verify anything safety-critical with a mechanic.

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Top trouble spots 2 categories with 3+ complaints

electrical
5 reports · fails ~90,000 mi · avg $850
moderate
airbags
3 reports · avg $1,100
moderate
Buyer's checklist
Going to look at one? Use the pre-purchase inspection list.
Generated from this 2021 Cayenne's actual NHTSA complaint history — every item points at a documented failure pattern on this exact vehicle, not generic walkaround filler.
See the checklist ->
Honest Calculator
Should you buy an extended warranty on this 2021 Cayenne?
We pulled the math: risk-weighted exposure, typical contract cost, and our verdict on whether coverage pencils out for this specific vehicle.
See the calculator ->

What owners are saying recent NHTSA-filed complaints · verbatim

2021 Cayenne · brakes
when decelerating and car is in gear 2 it lurches the car forward while braking, basically fighting the attempt to slow the car down. I attribute this to aggressive downshifting, but is a safety issue because the operator then needs to compensate by pressing down on the brake…
11/08/2021 · NHTSA ODI #11439658.0
2021 Cayenne · airbags
The car is notifying me that the drivers airbag is not working. the message that appears is: “Airbag system error, please visit workshop”
2021 Cayenne · electrical
Odometer Fraud. The contact purchased a 2021 Porsche Cayenne. It was discovered that there was a mileage discrepancy. The vehicle was a dealer sale. At the time of purchase on 5/29/25, the mileage was 21,000. The contact had taken the vehicle to another dealer for other repairs,…
10/09/2025 · at 90,000 mi · NHTSA ODI #11692345.0 · see electrical pattern →
2021 Cayenne · airbags
I am reporting a safety defect with my 2021 Porsche Cayenne GTS. The leather dashboard is delaminating and lifting away from its underlying structure. This defect is concerning because: The delamination is occurring on the drivers side but will eventually expand in the area…
View all 17 owner complaints →
Had a problem with your 2021 Porsche Cayenne? File a complaint with NHTSA → It's free and official — owner filings are what build the federal safety record behind this page.

Estimate your repair exposure

Drag to your current mileage. Numbers are derived from this vehicle's complaint history.

0 mi 200k mi
At 80,000 miles
Likely repair cost in next 24 months
$0

Active recalls showing 3 of 3

severe NHTSA 21V493000 June 30, 2021

Porsche Cars North America, Inc

A detached steering column can cause a loss of control, increasing the risk of a crash.

Fix: Dealers will install a new screw, free of charge. Owner notification letters were mailed August 24, 2021. Owners may contact Porsche customer service at 1-800-767-7243. Porsche's number for this recall is AMB4.
severe NHTSA 21V271000 April 21, 2021

Porsche Cars North America, Inc

A broken lock nut may misalign the rear axle, causing a loss of control and increasing the risk of a crash.

Fix: 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.
severe NHTSA 21V318000 May 5, 2021

Porsche Cars North America, Inc

The front passenger air bag may fail to deploy, increasing the risk of injury.

Fix: 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.

Common questions

Is the 2021 Porsche Cayenne reliable?

Mostly yes. With a reliability score of 8.0 out of 10 based on 17 owner complaints filed with NHTSA, the 2021 Porsche Cayenne is generally a sound vehicle. The areas to watch are listed in the top problem section above — most are budget items, not deal-breakers.

Should you avoid the 2021 Porsche Cayenne?

The 2021 Porsche Cayenne is acceptable, with specific caveats. Worth owning if you verify the specific issues below before you buy. The record behind that call: Reliability score 8.0/10 — above the segment average; 3 recall campaigns on file. This is our read of the federal complaint and recall data — not a substitute for a pre-purchase inspection.

What should I check before buying a used 2021 Porsche Cayenne?

Inspect the electrical first — it's the most-reported issue on this model, with 5 owner complaints filed. Typical failure occurs around 90,000 miles. Average repair cost runs about $850 at an independent shop. Also confirm any open recalls have been completed by running the VIN, and ask for service records covering the problem areas listed above.

Is the 2021 Porsche Cayenne a good used car to buy?

It scores 8.0 out of 10 on our NHTSA-based read of 17 owner complaints. The main thing to watch is electrical. Typical failure occurs around 90,000 miles. Priced fairly and clean on inspection, it's a reasonable used buy. Our data covers what this model is known for — pair it with a vehicle-history report on the VIN to see what that specific car has been through.

What's the most common problem on the 2021 Porsche Cayenne?

Based on NHTSA records, the most-reported issue is electrical, with 5 complaints filed. Typical failure occurs around 90,000 miles. Average repair cost runs about $850 at an independent shop.

What's the most expensive thing that goes wrong?

The electrical is one of the costlier repair items. Average repair cost runs about $850 at an independent shop. Typical failure occurs around 90,000 miles. Catching early warning signs can sometimes extend life by 20–30,000 miles.

How do I check if my Porsche Cayenne has open recalls?

Paste your VIN into the decoder at the top of this page. We pull live from NHTSA, so you'll see exactly which campaigns apply to your vehicle and whether the dealer has logged the fix. Recall repairs are always free regardless of mileage or warranty status.

Is an extended warranty worth it on a 2021 Porsche Cayenne?

Math is straightforward: a quality service contract runs $1,800–3,500 over 3 years. With 17 complaints on file and the costliest repair averaging $850, one major failure more than pays for it. The catch is reading the contract — many providers exclude wear items and require pre-authorization, so cheaper plans are not always better value.

Related

Recall and complaint data sourced from the National Highway Traffic Safety Administration (NHTSA) public records database, last synced 2 hours ago. Verify the raw federal record at nhtsa.gov/vehicle/2021/Porsche/Cayenne. Editorial commentary written by ProblemsByVin contributors and reviewed by ASE-certified mechanics. We are not affiliated with Porsche. Some links on this page are affiliate links and we may earn a commission if you complete a quote or purchase.
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