Should I buy a 2021 Tesla Model 3 with documented seatbelts problems?

Walk carefully. Critical-severity seatbelts issues can mean expensive failures and safety implications. If you proceed, get a thorough pre-purchase inspection, factor full repair cost into your offer, and consider extended warranty coverage that explicitly includes this category.

2021 Tesla Model 3 seatbelts problems

critical Owners of the 2021 Tesla Model 3 have filed 10 NHTSA complaints about the seatbelts at roughly $500 to repair (U.S. federal records, as of September 2026). Source: NHTSA Office of Defects Investigation. See seatbelts across all vehicles →

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Complaints

Recalls

Avg fix

$500

seatbelts complaints on the Tesla Model 3, by model year
Model year	seatbelts complaints
2018 Model 3	49
2019 Model 3	17
2020 Model 3	11
2021 Model 3 (this page)	10
2022 Model 3	9
2023 Model 3	7

2crashes

4fatalities

What stands out

All 2 active seatbelts recalls on this vehicle land at critical or severe — none classified moderate.

Related recalls

severe NHTSA 22V798000 October 21, 2022

Tesla, Inc

An incorrectly reassembled seat belt anchor can impair the performance of the seat belt during a crash, increasing the risk of injury.

Fix: Tesla Service will inspect and reassemble the seat belt anchors as necessary, free of charge. Owner notification letters were mailed December 20, 2022. Owners may contact Tesla customer service at 1-877-798-3752. Tesla's number for this recall is SB-22-20-004.

severe NHTSA 24V376000 May 28, 2024

Tesla, Inc

A seat belt warning system that fails to alert occupants of an unbelted seat belt can increase the risk of injury during a crash.

Fix: Tesla will release an over-the-air (OTA) software update. Owner notification letters were mailed July 26, 2024. Owners may contact Tesla customer service at 1-877-798-3752. Tesla's number for this recall is SB-24-00-008.

What owners are reporting 0 most recent

Had seatbelts trouble with your 2021 Tesla Model 3? File a complaint with NHTSA → It's free, official, and how every report above got here — owner filings are the federal safety record this page is built on.

Common questions

How serious is the seatbelts problem on the 2021 Tesla Model 3?

It's a serious issue. 10 complaints have been filed, including 2 reports involving a crash and 4 fatality(ies). We've classified it as critical based on NHTSA's reported outcomes.

At what mileage does the seatbelts typically fail?

Based on the 10 complaints filed, seatbelts issues most often appear around 65,000 miles. Some report problems earlier; some make it well past 150,000 with no symptoms. Maintenance habits matter — vehicles that received timely fluid services and were not regularly overworked tend to last longer.

What does it cost to fix?

Independent shops typically charge around $500 for seatbelts repairs on this vehicle. Dealer pricing tends to run 20-40% higher. The exact figure depends on the specific failure mode, parts availability, and your local labor rates. If you're outside factory warranty, an extended service contract often covers this category.

Are there any recalls related to seatbelts?

Yes — 2 active recall(s) cover seatbelts issues on this vehicle. Recall fixes are always free regardless of mileage or warranty status. Use the VIN decoder at the top of the page to check if your specific vehicle is affected.

Complaint and recall data sourced from the National Highway Traffic Safety Administration (NHTSA) public records database. Verify the raw federal record at nhtsa.gov/vehicle/2021/Tesla/Model 3. Severity ratings are derived from reported crashes, fires, injuries, and fatalities. Repair cost estimates are independent-shop national averages and may differ in your area. Some links on this page are affiliate links.