2021 PROTERRA ZX5 Complaints and Recall Information
The 2021 PROTERRA ZX5 has 0 complaints and 7 recalls filed with NHTSA. Owners most frequently report concerns related to various safety and electrical components as highlighted by the recall actions. No direct complaints have been reported through the NHTSA database for this model year.
There are seven recalls for the 2021 PROTERRA ZX5 affecting multiple systems including the electrical system, windshield wiper motors, parking brake, steering assemblies, and structural components. These recalls address safety risks ranging from potential fire hazards to impaired driver visibility.
Recalls- Electrical system overheating. Recall 24V655000 affects 483 vehicles due to a software issue that may cause the radiator fan circuit to overheat, increasing fire risk. Dealers will update the vehicle software free of charge.
- Windshield wiper motor failure. Recall 23V078000 affects 252 vehicles where wiper motors may fail or operate intermittently, reducing driver visibility and raising crash risks. Replacement of the wiper motors is performed at no cost.
- Inverter transistor overheating. Recall 23V697000 affects 238 vehicles with ProDrive 1.0. Overheating of a transistor in the inverter can cause loss of power steering and drive power, elevating crash risk. Dealers replace the inverter free of charge.
- Unintended parking brake engagement. Recall 22V855000 affects 386 vehicles where back pressure in the pneumatic system may cause the parking brake to engage while driving. A redesigned air circuit is installed at no expense.
- Loose steering gearbox bolts. Recall 22V114000 affects 724 vehicles due to insufficient adhesive which may loosen steering gearbox bolts, causing steering control loss. Dealers secure the gearbox with new fasteners and bolts free of charge.
- Front fender flare splash issue. Recall 21V040000 affects 21 vehicles. Fender flares may splash mud and debris onto driver’s side window and mirror, impeding visibility. Dealers retrofit the fender flare at no cost.
Owners dealing with repeated repairs or unresolved recall repairs on serious safety defects may have rights under their state’s lemon law. Consulting an attorney may help clarify available protections and next steps.
2021 PROTERRA ZX5 Summary
2021
Model Year
0
Total Complaints
6
Total Recalls
2104
Vehicles Affected
Recalls
2021 PROTERRA ZX5
483 vehicles affected
ELECTRICAL SYSTEM
Phoenix Motorcars (Phoenix) is recalling certain 2019-2021 800V Catalyst and 2020-2022 ZX5 transit buses. The vehicle controller software may allow the electrical circuit for the radiator fan to overheat.
Risk: Electrical circuits that overheat increase the risk of a fire.
2021 PROTERRA ZX5
238 vehicles affected
ELECTRICAL SYSTEM
Proterra Operating Company, Inc. (Proterra) is recalling certain 2019-2022 40' and 35' Catalyst 800V transit buses equipped with ProDrive 1.0, and 40' and 35' ZX5 800V transit buses equipped with ProDrive 1.0. A transistor inside the inverter may overheat and fail, which can result in a loss of power steering and drive power.
Risk: A loss of power steering and/or drive power increases the risk of a crash.
2021 PROTERRA ZX5
252 vehicles affected
VISIBILITY:WINDSHIELD WIPER/WASHER:MOTOR
Proterra Operating Company, Inc. (Proterra) is recalling certain 2020-2022 35" Catalyst, 35" ZX5, and 40" ZX5 vehicles. The windshield wiper motors may operate intermittently or may fail to operate. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 104, "Windshield Wiping and Washing Systems."
Risk: Inoperative windshield wipers can reduce visibility in certain driving conditions, increasing the risk of a crash.
2021 PROTERRA ZX5
386 vehicles affected
PARKING BRAKE
Proterra Operating Company, Inc. (Proterra) is recalling certain 2020-2021 Catalyst and 2019-2022 ZX5 transit buses. Back pressure in the shared air exhaust for the pneumatic ride height system and parking brake control valve may engage the parking brake while the vehicle is in motion.
Risk: Unintentional engagement of the parking brake increases the risk of a crash.
2021 PROTERRA ZX5
724 vehicles affected
STEERING:GEAR BOX (OTHER THAN RACK AND PINION)
Proterra, Inc. (Proterra) is recalling certain 2017-2019 35 foot Catalyst E2, 2017-2019 40 foot E2, 2020-2021 35 foot RR, 2019-2020 40 foot RR, 2019-2022 40 foot ZX5, and 2020-2022 35 foot ZX5 buses. The plexus adhesive between the torque limiter plate and the bus body may be insufficient, causing the bolts that secure the steering gearbox to loosen.
Risk: A loose steering gearbox can cause a loss of steering control, increasing the risk of a crash.
2021 PROTERRA ZX5
21 vehicles affected
STRUCTURE:BODY
Proterra, Inc. (Proterra) is recalling certain 2020-2021 40' ZX5 vehicles. These vehicles have a front fender flare which may cause mud, dirt, debris, rain and snow to splash onto the driver's side window and mirror.
Risk: Driver visibility may become impeded, increasing the risk of a crash.
Complaints
No complaints found.