RoadVitals

2021 Chevrolet Express 3500 Problems

Owner-reported complaints filed with NHTSA, grouped by component

Data refreshed

Owner complaintsComplaints are reports submitted to NHTSA by owners and drivers. NHTSA does not verify most reports before publishing them, and a complaint does not establish that a defect exists. Volume is influenced by how many of a vehicle were sold, how long it has been on the road, and how much attention an issue has received.
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Latest Mar 16, 2026
Components namedHow many of our component categories appear on at least one report for this model year. One report can name several.
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Crash or fire reportedComplaints whose submitter recorded that a crash or a fire occurred. These are the reporter's own answers on the NHTSA form, not verified findings.
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What this page shows

Everything below is an owner-reported complaint submitted to NHTSA about the 2021 Chevrolet Express 3500, grouped by the component NHTSA recorded on the report. These are not confirmed defects, and they are not recalls. NHTSA does not verify most reports before publishing them, and a category with more reports in it is not evidence that a part is defective.

Complaints are reports submitted by owners and drivers to NHTSA. They are not verified and do not establish that a defect exists.

Reports by component

Ranked by how many owner reports name each component category

  • Electrical1100.0%

Percentages are of component mentions. A single complaint can name more than one component, so these do not sum to the total complaint count.

Each component in detail

What the reports in each category say, in the owners' own words

Electrical

Reports naming the electrical system — wiring, battery, charging, control modules, infotainment and electrical accessories.

1
report

From owner reports, verbatim

The contact owns a 2021 Chevrolet Express 3500. The contact stated that while driving 30 MPH, there was a burning odor coming from the vehicle, and the vehicle was pulled over into the right lane. Upon exiting the vehicle, the contact became aware that the front wheels were smoking. Additionally, the brake pedal went to the floorboard while depressed. The contact stated that the brake fluid seemed to be boiling. The contact was on a trip, and the vehicle was driven to a campground. The vehicle was later driven to a dealer. The contact referenced NHTSA Campaign Number: 21V189000 (ELECTRICAL SYSTEM); however, the VIN was not included in the recall. The vehicle was repaired. The manufacturer was not notified of the failure. The failure mileage was 20,300.

NHTSA ID 11724714 · filed Mar 16, 2026

Too few reports in this category for a page of its own — they appear in the full complaint list.

Higher-selling and older vehicles accumulate more reports. Counts are not failure rates and are not directly comparable between vehicles that sold in very different numbers.

Elsewhere on this vehicle

Data sources

Data on this page last refreshed .