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2021 Proterra ZX5Problems, recalls & complaints

NHTSA has logged 0 owner complaints about the 2021 Proterra ZX5. It is covered by 6 safety recalls, and for recall 23V-697 the manufacturer reports only 9% of affected cars repaired.

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CarFlaw IndexNot enough dataHigher is better (0–100)
Safety recalls6Lowest repair rate 9%Owner complaints00 with a crash, fire or injuryTop problem0—

Source: NHTSA complaints, recalls, investigations and manufacturer recall reports, through September 6, 2024. Updated daily.

Complaints by system

Where the 2021 Proterra ZX5 has problems

0 complaints grouped by the system owners reported.

Box size = number of complaints naming that system. Darker = larger share. One complaint can name more than one system.
Complaints by system
SystemComplaintsCrash, fire or injury

Source: NHTSA Office of Defects Investigation. Complaints are submitted by the public and are not verified by NHTSA.

6 recalls

2021 Proterra ZX5 recalls and how many were fixed

Each ring shows the share of affected cars repaired, from the manufacturer’s latest quarterly report to NHTSA. Recall repairs are free at authorized dealers.

9%repaired · 2025 Q3

Electrical system

Recall 23V-697 · Oct 17, 2023 · 238 vehicles · 21 repaired

Risk. A loss of power steering and/or drive power increases the risk of a crash.

Problem, fix and repair progress →

33%repaired · 2025 Q1

Windshield wiper/washer: motor

Recall 23V-078 · Feb 13, 2023 · 252 vehicles · 82 repaired

Risk. Inoperative windshield wipers can reduce visibility in certain driving conditions, increasing the risk of a crash.

Problem, fix and repair progress →

88%repaired · 2024 Q4

Parking brake

Recall 22V-855 · Nov 18, 2022 · 386 vehicles · 338 repaired

Risk. Unintentional engagement of the parking brake increases the risk of a crash.

Problem, fix and repair progress →

Show 2 more recalls
85%repaired · 2024 Q4

Steering: gear box (other than rack and pinion)

Recall 22V-114 · Feb 28, 2022 · 724 vehicles · 612 repaired

Risk. A loose steering gearbox can cause a loss of steering control, increasing the risk of a crash.

Problem, fix and repair progress →

Recalls apply to specific cars. To see whether a recall is still open on yours, enter the 17-character VIN at nhtsa.gov/recalls or with Proterra.

Best & worst years

2021 vs. every other ZX5 year

Bars show complaints per model year. Colors show the CarFlaw verdict: complaints weighted for crashes, fires and injuries, adjusted for years on the road and compared with the ZX5 median. How we score

'15'16'19'20'21'22
  • Avoid
  • Caution
  • Solid
  • Best
  • Not rated

Own a 2021 ZX5?

Decode your VIN to see the recalls for your exact car, then confirm open recalls with NHTSA.