Proterra Catalyst problems by model year

Updated Oct 11, 2026 from NHTSA data · How we count

NHTSA has 1 owner complaints and 17 recalls on file for the Proterra Catalyst (2015–2022).

Complaints: 1
Recalls: 17
Model years: 8
Worst year: —

Complaints by model year

NHTSA complaints per Proterra Catalyst model year. Click a bar for details.

Newer model years have had less time on the road, so they naturally have fewer complaints. Compare a year against its neighbors rather than against brand-new models.

Every Proterra Catalyst model year

Year	Complaints	Recalls	Top problem
2022 Catalyst	0	3	—
2021 Catalyst	1	5	Electrical System
2020 Catalyst	0	8	—
2019 Catalyst	0	9	—
2018 Catalyst	0	9	—
2017 Catalyst	0	8	—
2016 Catalyst	0	6	—
2015 Catalyst	0	4	—

Most common Proterra Catalyst problem areas (all years)

Electrical System
1 complaints

Proterra Catalyst recalls

Recall 24V655000Sep 6, 2024483 vehiclesModel years 2019–2021
Risk: Electrical circuits that overheat increase the risk of a fire.
Recall 23V697000Oct 17, 2023238 vehiclesModel years 2019–2022
Risk: A loss of power steering and/or drive power increases the risk of a crash.
Recall 23V078000Feb 13, 2023252 vehiclesModel years 2020–2022
Risk: Inoperative windshield wipers can reduce visibility in certain driving conditions, increasing the risk of a crash.
Recall 22V887000Nov 30, 2022300 vehiclesModel years 2017–2019
Risk: The accumulation of liquid inside the battery pack enclosure increases the risk of a fire.
Recall 22V855000Nov 18, 2022386 vehiclesModel years 2020–2021
Risk: Unintentional engagement of the parking brake increases the risk of a crash.
Recall 22V114000Feb 28, 2022724 vehiclesModel years 2015–2022
Risk: A loose steering gearbox can cause a loss of steering control, increasing the risk of a crash.
Recall 21V268000Apr 19, 202112 vehiclesModel years 2019–2020
Risk: The rear door may open without the driver's awareness, increasing the risk of injury.
Recall 20V664000Oct 28, 20205 vehiclesModel years 2018–2020
Risk: An unsecured steering gear box could cause the driver to lose the ability to steer the vehicle, increasing the risk of crash or injury.
Recall 20V621000Oct 7, 20208 vehiclesModel years 2019–2020
Risk: A power steering fluid leak can increase the risk of a crash.
Recall 19V871000Dec 9, 2019140 vehiclesModel years 2019
Risk: If the vehicle does warn the driver that the brake interlock is engaged, the rear brakes may overheat, increasing the risk of a fire or crash.
Recall 19V460000Jun 14, 201921 vehiclesModel years 2018–2019
Risk: If the tempered glass roof hatch shatters, glass fragments may fall onto passengers, increasing the risk of an injury.
Recall 19V402000May 30, 2019147 vehiclesModel years 2017–2018
Risk: If the swivel valves are unable to protect the air brake system against loss of air pressure, this may lead to service brake failure and the possibility for the uncontrolled application of the safety brake. Either condition increases the risk of crash.
Recall 19V283000Apr 9, 201939 vehiclesModel years 2015–2018
Risk: A build up of air pressure can cause the brakes to drag and possibly overheat, increasing the risk of fire.
Recall 19V062000Jan 30, 2019310 vehiclesModel years 2015–2018
Risk: An overloaded front tire may fail unexpectedly, increasing the risk of crash.
Recall 19V061000Jan 29, 201955 vehiclesModel years 2016–2018
Risk: Built-up of moisture in the air brake system may lead to brake failure, increasing the risk of crash.
Recall 19V034000Jan 16, 2019184 vehiclesModel years 2015–2018
Risk: If the tire pressure is understated, an underinflated tire may result in an increased risk of tire failure, increasing the risk of a crash.
Recall 18V750000Oct 23, 201862 vehiclesModel years 2016–2017
Risk: Breakage of the guide pin can cause loss of braking ability or loss of tire pressure, increasing the risk of a crash.

Other Proterra models

Proterra ZX50 complaints

Source: U.S. National Highway Traffic Safety Administration (NHTSA) Office of Defects Investigation public data. Complaints are submitted by owners and are not verified by NHTSA or by us; a complaint does not prove a defect exists. Methodology