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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 August 2026). Source: NHTSA Office of Defects Investigation.See seatbelts across all vehicles →
Complaints
10
Recalls
2
Avg fix
$500
seatbelts complaints on the Tesla Model 3, by model year
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.
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.