NHTSA campaign 21V268000 · Proterra campaign SC-21-085

Proterra Recall 21V-268: Software May Allow Rear Door To Open Unexpectely

NHTSA recall 21V268000 (Proterra campaign SC-21-085) was reported by Proterra, Inc. on April 19, 2021, with 12 vehicles potentially affected (per NHTSA). NHTSA's record lists the Proterra Catalyst for model years 2019–2020. Owners were notified on June 11, 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 21V268000 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.

Free VIN check: decode a VIN to see its year, make and model.

Key facts

NHTSA campaign
21V268000 (also written 21V-268 or 21V268)
Filed by
Proterra, Inc.
Proterra campaign number
SC-21-085
Report received
Potentially affected
12 vehicles (per NHTSA)
Component
Electrical System — Software
Owners notified

Repair completion: 100% (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 21V268000. 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.

Proterra

All Proterra recalls

NHTSA's recall notice

As NHTSA's recall record states it for campaign 21V268000.

Defect description

Proterra, Inc. (Proterra) is recalling certain 2019-2020 Catalyst 40 foot buses. A software defect in the body controller that operates the door motor may allow the rear door to open unexpectedly.

Safety consequence

The rear door may open without the driver's awareness, increasing the risk of injury.

Manufacturer remedy

Proterra will notify owners, and dealers will update the software, free of charge. Owner notification letters were mailed on June 11, 2021. Owners may contact Proterra customer service at 1-864-438-0000.

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 21V268000

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.