CarRecallWatchThe 2020 Proterra Catalyst has 8 safety recalls on file with NHTSA.
2020 Proterra Catalyst recalls
Software Flaw Can Overheat Fan Circuit, Raising Fire Risk
Certain electric transit buses have vehicle controller software that may allow the electrical circuit for the radiator fan to overheat.
Transit buses may lose steering and drive power
Certain 2019-2022 Proterra Catalyst and ZX5 transit buses equipped with ProDrive 1.0 have an electrical defect: a transistor inside the inverter may overheat and fail.
Windshield Wipers May Stop or Work Intermittently
The windshield wiper motors in these buses may run intermittently or fail to operate at all.
Parking Brake Can Engage While Driving, Raising Crash Risk
Back pressure in the shared air exhaust for the ride height system and parking brake control valve can cause the parking brake to engage while the bus is moving.
Loose Steering Gearbox Can Cause Loss of Steering Control
The steering gearbox bolts may loosen because the adhesive bonding the torque limiter plate to the bus body may be insufficient.
Rear Door May Open Unexpectedly While Bus Is Operating
A software defect in the body controller that runs the door motor can allow the rear door of certain 2019-2020 Proterra Catalyst 40-foot buses to open without the driver knowing it.
Steering Gear Bolts May Loosen, Risking Loss of Steering
Some Proterra Catalyst buses may lack the plexus adhesive between the torque plate and the chassis.
Power Steering Hose May Leak Fluid, Raising Crash Risk
The power steering hose at the pump and reservoir may leak or sweat fluid through the hose wall.
2020 Proterra Catalyst questions
Does the 2020 Proterra Catalyst have any recalls?
Yes. NHTSA lists 8 safety recalls for the 2020 Proterra Catalyst: Software Flaw Can Overheat Fan Circuit, Raising Fire Risk; Transit buses may lose steering and drive power; Windshield Wipers May Stop or Work Intermittently; Parking Brake Can Engage While Driving, Raising Crash Risk; Loose Steering Gearbox Can Cause Loss of Steering Control. Recall repairs are normally free at an authorized dealer.
How do I check if a recall on my 2020 Proterra Catalyst has been fixed?
Enter your 17-character VIN in our VIN recall check. It shows open recalls that have not been repaired on your specific vehicle. Recall repairs are normally free at an authorized dealer.