Chevrolet · Known Issues

2018 Chevrolet Bolt EV Problems: 3 Known Issues

2018 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 2018 Chevrolet Bolt EV has 3 documented known issues, with 3 rated critical. The most serious are Rear Caliper Piston Coating Can Reduce Brake Performance (Recall 18V576), High-Voltage Battery Can Catch Fire Near Full Charge (Recall 21V560) 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 2018 Chevrolet Bolt EV has 3 documented issues. The most frequently reported are: Rear Caliper Piston Coating Can Reduce Brake Performance (Recall 18V576), High-Voltage Battery Can Catch Fire Near Full Charge (Recall 21V560), Prior Seat-Belt Pretensioner Fire Recall Repair May Be Incorrect (Recall 23V845). Of these, 3 are rated critical and should be addressed promptly.

Is the Chevrolet Bolt EV reliable?

The 2018 Chevrolet Bolt EV has 3 known issues compiled from NHTSA recalls, manufacturer TSBs, and owner forum reports. 3 issues are rated critical: Rear Caliper Piston Coating Can Reduce Brake Performance (Recall 18V576) and High-Voltage Battery Can Catch Fire Near Full Charge (Recall 21V560) 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 2018-2019 Chevrolet Bolt EV Rear Caliper Piston Coating Can Reduce Brake Performance (Recall 18V576)?

NHTSA Recall 18V576 covers certain 2018-2019 Chevrolet Bolt EV vehicles. Insufficient coating on the rear brake-caliper pistons can allow gas pockets to form and reduce rear braking performance, increasing crash risk. Severity: high.

What is the 2017-2019 Chevrolet Bolt EV High-Voltage Battery Can Catch Fire Near Full Charge (Recall 21V560)?

NHTSA Recall 21V560 covers certain 2017-2019 Chevrolet Bolt EV vehicles previously recalled under 20V701. The high-voltage battery can catch fire when charged to full or nearly full capacity. Vehicles repaired under the earlier campaign still require the newer remedy. 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.

2018 Chevrolet Bolt EV Problems: 3 Known Issues

All 3 Known Issues

2018-2019 Chevrolet Bolt EV: Rear Caliper Piston Coating Can Reduce Brake Performance (Recall 18V576)#

Common Symptoms

How to Fix

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2017-2019 Chevrolet Bolt EV: High-Voltage Battery Can Catch Fire Near Full Charge (Recall 21V560)#

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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 2018-2019 Chevrolet Bolt EV Rear Caliper Piston Coating Can Reduce Brake Performance (Recall 18V576)?

What is the 2017-2019 Chevrolet Bolt EV High-Voltage Battery Can Catch Fire Near Full Charge (Recall 21V560)?

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