2020 Proterra ZX5: recalls and complaints

NHTSA lists 6 recall campaigns for the 2020 Proterra ZX5. The newest campaign is 24V655000. NHTSA received the report on 6 Sep 2024. The NHTSA record gives the component Electrical System. NHTSA has no complaint on file for this model year.

The NHTSA recall file shows no do-not-drive advisory and no park-outside advisory on these campaigns.

This page cannot show if a recall applies to one vehicle. The NHTSA VIN lookup shows the unrepaired recalls of one vehicle.

Remedy of the newest campaign, 24V655000, in the NHTSA record

Dealers will update the vehicle software, free of charge. Owner notification letters were mailed October 15, 2024. Owners may contact Phoenix customer service at 1-909-987-0815.

NHTSA VIN lookup

Complaint information entered into NHTSA’s Office of Defects Investigation vehicle owner's complaint database is used with other data sources to identify safety issues that warrant investigation and to determine if a safety-related defect trend exists.
NHTSA publishes these words. Source: NHTSA Datasets and APIs, section Complaints, read on 1 Oct 2026. Complaint file through 30 Sep 2026. Recall file through 30 Sep 2026.

Since the last update

No tracked figure of this page changed in a data update. What the log tracks

All updates to the register

Recall campaigns

6 campaigns, newest first. 2,104 units in total.

24V6550006 Sep 2024Electrical System
23V69700017 Oct 2023Electrical System
23V07800013 Feb 2023Visibility / Windshield Wiper/Washer / Motor
22V85500018 Nov 2022Parking Brake
22V11400028 Feb 2022Steering / Gear Box (Other Than Rack and Pinion)
21V0400001 Feb 2021Structure / Body

24V655000Received 6 Sep 2024. 483 units.
Electrical System
Defect, in the NHTSA record
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.
Consequence, in the NHTSA record
Electrical circuits that overheat increase the risk of a fire.
Remedy, in the NHTSA record
Dealers will update the vehicle software, free of charge. Owner notification letters were mailed October 15, 2024. Owners may contact Phoenix customer service at 1-909-987-0815.
Report filed by Phoenix Motorcars. Manufacturer campaign number SC-24-009. Owner notification date in the NHTSA record: 15 Oct 2024.
23V697000Received 17 Oct 2023. 238 units.
Electrical System
Defect, in the NHTSA record
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.
Consequence, in the NHTSA record
A loss of power steering and/or drive power increases the risk of a crash.
Remedy, in the NHTSA record
Dealers will replace the inverter, free of charge. Owner notification letters were mailed December 16, 2023. Owners may contact Proterra customer service at 1-864-438-0000.
Report filed by Proterra Operating Company, Inc.. Owner notification date in the NHTSA record: 16 Dec 2024.
23V078000Received 13 Feb 2023. 252 units.
Visibility / Windshield Wiper/Washer / Motor
Defect, in the NHTSA record
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."
Consequence, in the NHTSA record
Inoperative windshield wipers can reduce visibility in certain driving conditions, increasing the risk of a crash.
Remedy, in the NHTSA record
Dealers will replace the wiper motors, free of charge. Owner notification letters were mailed April 3, 2023. Owners may contact Proterra customer service at 1-864-438-0000.
Report filed by Proterra Operating Company, Inc.. Owner notification date in the NHTSA record: 3 Apr 2023.
22V855000Received 18 Nov 2022. 386 units.
Parking Brake
Defect, in the NHTSA record
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.
Consequence, in the NHTSA record
Unintentional engagement of the parking brake increases the risk of a crash.
Remedy, in the NHTSA record
Proterra will install a redesigned air circuit, free of charge. Owner notification letters were mailed on December 21, 2022. Owners may contact Proterra's customer service at 1-864-438-0000.
Report filed by Proterra Operating Company, Inc.. Manufacturer campaign number SC-22-158. Owner notification date in the NHTSA record: 21 Dec 2022.
22V114000Received 28 Feb 2022. 724 units.
Steering / Gear Box (Other Than Rack and Pinion)
Defect, in the NHTSA record
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.
Consequence, in the NHTSA record
A loose steering gearbox can cause a loss of steering control, increasing the risk of a crash.
Remedy, in the NHTSA record
Dealers will install a mechanical fastener and new bolts on the steering gearbox, and install a new torque plate, as necessary, free of charge. Owner notification letters were mailed October 7, 2022. Owners may contact Proterra's customer service at 1-864-438-0000.
Report filed by Proterra, Inc.. Manufacturer campaign number SC-22-040. Owner notification date in the NHTSA record: 7 Oct 2022.
21V040000Received 1 Feb 2021. 21 units.
Structure / Body
Defect, in the NHTSA record
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.
Consequence, in the NHTSA record
Driver visibility may become impeded, increasing the risk of a crash.
Remedy, in the NHTSA record
Proterra will notify owners, and dealers will install a retrofit fender flare, free of charge. The recall began February 9, 2021. Owners may contact Proterra customer service 1-864-438-0000. Proterra's number for this recall is SC-21-13.
Report filed by Proterra, Inc.. Manufacturer campaign number SC-21-13. Owner notification date in the NHTSA record: 9 Feb 2021.

The campaign number opens the NHTSA record. Each quotation is the text of the NHTSA recall file.

Recall campaign: One recall in the NHTSA recall file, with one campaign number. A campaign can name many makes, models and model years.

Units: The number of vehicles or products that a recall can include. The manufacturer or the firm reports the number to the agency.

Complaints by component

The NHTSA complaint file has no complaint for this model year.

Investigations

The NHTSA investigation file has no investigation that names this model year.

Investigation: A study of a possible safety defect by the NHTSA Office of Defects Investigation. An investigation with no closing date in the NHTSA file is open.

Other model years

The number under each year is the number of recall campaigns.

20151
20161
20193
20206
20216
20226

A year without a link has fewer than 2 campaigns and fewer than 25 complaints. It has no page.

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Official channels

NHTSA VIN lookupNHTSA shows the unrepaired recalls of one vehicle from its VIN or its license plate.
NHTSA: report a safety problemThe NHTSA form for a complaint about a vehicle, a tire, a child seat or equipment.
NHTSA page of the 2020 Proterra ZX5The recalls, the complaints and the investigations that NHTSA shows for this model year.

Cite this page

Recall Register. 2020 Proterra ZX5: recalls and complaints. https://recallregister.com/vehicle/proterra/zx5/2020/. Source: NHTSA Office of Defects Investigation, recall, complaint and investigation files. Data through 30 Sep 2026.

Sources

Source: NHTSA Office of Defects Investigation
Licence: US government work, public domain
Recall file through: 30 Sep 2026
Complaint file through: 30 Sep 2026
First complaint in the file: 1 Jan 1995
Manufacturer in the recall file: Phoenix Motorcars

The NHTSA record is the authority. A complaint count is the number of different complaint numbers for the make, the model and the model year. How the register is made. Report an error.

Questions

How many units are in the recall campaigns for the 2020 Proterra ZX5?: 2,104 units in 6 campaigns. A campaign can name other models and model years, and its units include them.
How many recall campaigns does the Proterra ZX5 have for all model years?: NHTSA lists 7 recall campaigns for the Proterra ZX5, model years 2015 to 2022. 6 of them name the 2020 model year.
Is an NHTSA investigation of the 2020 Proterra ZX5 open?: The NHTSA investigation file has no investigation that names this model year.