Frauds Involving Altered Chassis Increase in Brazil, Putting the Used Car Market on Alert

Written by Caio Aviz

Published on 15/09/2025 at 10:38

Expressão de dúvida no rosto do mecânico sugere a descoberta de um possível problema no carro durante vistoria técnica

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Increasing Frauds and Recent Cases

Since September 2025, law enforcement agencies have reported a significant increase in cases of chassis tampering in used vehicles.

In São Paulo, the Civil Police arrested two men in the Jardim Helena neighborhood. They were caught transporting stolen cars on a truck.

In addition to the absence of regular documentation, the vehicles showed clear signs of chassis and engine tampering.

ARTICLE CONTINUES BELOW

Visual Signs Indicating Tampering

Among the most common signs of chassis fraud, experts recommend paying special attention to:

irregular depth engravings in the numbers;
visible misalignments in the characters;
scrapes or paint stains near the markings;
rivets or welds on identification plates that are out of the original standard;
discrepancies between physical numbering and official documents.

These signs, although not always obvious, represent crucial alerts to avoid losses.

Prevention Measures Before Purchase

To reduce risks, experts recommend mandatory practices when negotiating used vehicles.

It is essential to physically verify the chassis and compare it with the number on the vehicle registration document (CRLV).

The driver should consult the vehicle’s history with the Department of Transit (Detran) and the National Transit Secretariat (Senatran).

Reports from companies like Infocar provide extra security by cross-referencing data from multiple sources.

Requesting a professional inspection before the purchase is an indispensable measure.

These actions, when systematically applied, act as an essential barrier against fraud.

Emerging Technologies and the Future of Identification

New solutions began to be tested in 2025. Additionally, companies accelerated investments to validate these emerging technologies.

Among the solutions being evaluated are tracking chips, blockchain for historical record-keeping, and innovative vehicle biometrics. Likewise, suppliers have expanded collaborations to ensure compatible technical standards.

Although the chassis remains a mandatory method of identification in Brazil, changes are expected soon. Therefore, experts predict advancements in regulation by 2026.

Hybrid models are expected to combine physical markings with digital records. Consequently, automakers see new opportunities to strengthen trust in the automotive market.

Thus, the sector seeks greater security and transparency. This reduces the space for tampering that harms consumers and businesses, strengthening the fight against illicit practices.

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Frauds Involving Altered Chassis Increase in Brazil, Putting the Used Car Market on Alert

Increasing Frauds and Recent Cases

Visual Signs Indicating Tampering

Prevention Measures Before Purchase

Emerging Technologies and the Future of Identification

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Frauds Involving Altered Chassis Increase in Brazil, Putting the Used Car Market on Alert

Increasing Frauds and Recent Cases

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