Chevrolet · Known Issues

2020 Chevrolet Bolt EV Problems: 4 Known Issues

2020 model year · NHTSA recalls, manufacturer TSBs, and owner forum reports · Updated August 2026

According to Au7o's research across NHTSA recalls, manufacturer TSBs, and owner forum reports, the 2020 Chevrolet Bolt EV has 4 documented known issues, with 4 rated critical. The most serious are Rear Door-Handle Cables Can Be Damaged by the Window (Recall 20V184), Prior Battery Diagnostic-Software Installation May Have Failed (Recall 24V812), Front Left Brake Caliper Can Fracture Under High Pressure (Recall 20V808) and Prior Seat-Belt Pretensioner Fire Recall Repair May Be Incorrect (Recall 23V845). DIY maintenance guides at au7o.io.

Frequently Asked Questions

What are the most common Chevrolet Bolt EV problems?

According to Au7o's research across NHTSA recalls, manufacturer TSBs, and owner forum reports, the 2020 Chevrolet Bolt EV has 4 documented issues. The most frequently reported are: Rear Door-Handle Cables Can Be Damaged by the Window (Recall 20V184), Prior Battery Diagnostic-Software Installation May Have Failed (Recall 24V812), Front Left Brake Caliper Can Fracture Under High Pressure (Recall 20V808). Of these, 4 are rated critical and should be addressed promptly.

Is the Chevrolet Bolt EV reliable?

The 2020 Chevrolet Bolt EV has 4 known issues compiled from NHTSA recalls, manufacturer TSBs, and owner forum reports. 4 issues are rated critical: Rear Door-Handle Cables Can Be Damaged by the Window (Recall 20V184) and Prior Battery Diagnostic-Software Installation May Have Failed (Recall 24V812) and Front Left Brake Caliper Can Fracture Under High Pressure (Recall 20V808) and Prior Seat-Belt Pretensioner Fire Recall Repair May Be Incorrect (Recall 23V845). Prospective buyers should inspect for these issues and factor potential repair costs into their purchase decision. Regular maintenance following the manufacturer's schedule helps prevent many common problems.

What is the 2019-2020 Chevrolet Bolt EV Rear Door-Handle Cables Can Be Damaged by the Window (Recall 20V184)?

NHTSA Recall 20V184 covers certain 2019-2020 Chevrolet Bolt EV vehicles. An overly long cable inside a rear door can contact the opening window and become damaged, allowing the door to open unintentionally or preventing the inside handle from opening it. Severity: high.

What is the 2020-2022 Chevrolet Bolt EV Prior Battery Diagnostic-Software Installation May Have Failed (Recall 24V812)?

NHTSA Recall 24V812 covers certain 2020-2022 Chevrolet Bolt EV vehicles previously repaired under 21V650. Installation of the advanced diagnostic software may have failed, leaving defective battery modules undetected and allowing a fire near full charge. Severity: high.

What is the 2020 Chevrolet Bolt EV Front Left Brake Caliper Can Fracture Under High Pressure (Recall 20V808)?

NHTSA Recall 20V808 covers certain 2020 Chevrolet Bolt EV vehicles with an improperly cast front-left brake caliper. The caliper can fracture during high-pressure braking, leak fluid and reduce brake performance. Severity: high.

What is the 2017-2023 Chevrolet Bolt EV Prior Seat-Belt Pretensioner Fire Recall Repair May Be Incorrect (Recall 23V845)?

NHTSA Recall 23V845 covers certain 2017-2023 Chevrolet Bolt EV vehicles, including vehicles repaired incorrectly under 22V930. After a crash deploys a front pretensioner, its exhaust can ignite carpet fibers near the B-pillar and cause a fire. Severity: high.

2020 Chevrolet Bolt EV Problems: 4 Known Issues

All 4 Known Issues

2019-2020 Chevrolet Bolt EV: Rear Door-Handle Cables Can Be Damaged by the Window (Recall 20V184)#

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2020-2022 Chevrolet Bolt EV: Prior Battery Diagnostic-Software Installation May Have Failed (Recall 24V812)#

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2020 Chevrolet Bolt EV: Front Left Brake Caliper Can Fracture Under High Pressure (Recall 20V808)#

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2017-2023 Chevrolet Bolt EV: Prior Seat-Belt Pretensioner Fire Recall Repair May Be Incorrect (Recall 23V845)#

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Other Chevrolet Models

Frequently Asked Questions

What are the most common Chevrolet Bolt EV problems?

Is the Chevrolet Bolt EV reliable?

What is the 2019-2020 Chevrolet Bolt EV Rear Door-Handle Cables Can Be Damaged by the Window (Recall 20V184)?

What is the 2020-2022 Chevrolet Bolt EV Prior Battery Diagnostic-Software Installation May Have Failed (Recall 24V812)?

What is the 2020 Chevrolet Bolt EV Front Left Brake Caliper Can Fracture Under High Pressure (Recall 20V808)?

What is the 2017-2023 Chevrolet Bolt EV Prior Seat-Belt Pretensioner Fire Recall Repair May Be Incorrect (Recall 23V845)?