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2018 CHEVROLET SILVERADO 3500 — Complaint #2035169

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NHTSA Complaint about FUEL SYSTEM, DIESEL:FUEL INJECTION SYSTEM filed October 24, 2024

NHTSA complaint #2035169 (ODI reference 11621725) concerns a 2018 CHEVROLET SILVERADO 3500 and was filed on October 24, 2024. The owner reports the failure occurred on February 24, 2024. The vehicle had 65,000 miles on the odometer at the time of the incident. The report was geocoded to Louisiana based on the filer's self-reported location. The affected component is categorized as fuel system, diesel:fuel injection system, one of NHTSA's standardized taxonomy codes used to group defect patterns across make, model, and year.

The filer flagged the following severity indicators: crash: no, fire: no, injuries: 0, fatalities: 0. No crash, fire, or fatality was associated with this report, which places it in the early-warning stream rather than the priority-review stream. Because a VIN was supplied, this complaint is tied to a specific vehicle and not just a model-year cohort.

Individual complaints are consumer-submitted and unverified by NHTSA engineers — the agency's role at this stage is to collect, index, and make them searchable. What matters for federal action is the pattern: when many owners of the same CHEVROLET SILVERADO 3500 cohort independently describe similar fuel system, diesel:fuel injection system failures, defect investigators have grounds to open a PE and request manufacturer data. Related filings for the same vehicle and component appear below, and the detail page for the full 2018 CHEVROLET SILVERADO 3500 shows the complete component-level complaint distribution alongside any active investigations or recalls.

Vehicle
2018 CHEVROLET SILVERADO 3500
Component
FUEL SYSTEM, DIESEL:FUEL INJECTION SYSTEM
State
Louisiana
Mileage
65,000 mi

Complaint Description

The contact owns 2018 Chevrolet Silverado 3500. The contact stated while driving 70 MPH, the engine started misfiring and made an abnormal knocking sound. Additionally, the vehicle was shuddering. The check engine warning light was illuminated, and the message "Engine Power Reduced" was displayed. The contact was able to pull over to the side of the road, where the contact scanned the vehicle with a vehicle scanner. The contact retrieved diagnostic trouble code indicating an open circuit on the seventh fuel injector. The contact purchased the part from an unknown dealer and replaced the fuel injector connector harness; however, the failure recurred several times while driving. The contact replaced the connector harness of the second and fourth fuel injectors; however, the failure persisted. The contact was in the process of replacing the connector harness of the eighth fuel injector. The vehicle was not repaired. An unknown dealer was notified of the failure. The manufacturer was notif

Complaint Details

NHTSA Complaint ID 2035169
ODI Number 11621725
Date Filed October 24, 2024
Failure Date February 24, 2024
VIN 1GC4K0CY3JF

Source: NHTSA Vehicle Complaints Database. Component taxonomy and severity codes are standardized by NHTSA Office of Defects Investigation.