Solving Code C0561–71: A Guide for GM and Chevy Owners

Taneka Singletary
2 min readJun 15, 2024


Navigating the complexities of vehicle diagnostics can often feel like deciphering an ancient script. Among the myriad of codes that could light up your dashboard, the C0561–71 code stands out for GM and Chevy vehicle owners. This code signals a specific issue within the vehicle’s traction control system, a critical component for ensuring stability and safety on the road. This article delves into the intricacies of the C0561–71 code, offering insights and solutions for those who encounter this perplexing signal.

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The C0561–71 code is a beacon, alerting drivers to a malfunction within the chassis control system, specifically related to the traction control system’s communication with the Electronic Brake Control Module (EBCM). Understanding the nuances of this code is crucial for maintaining the vehicle’s integrity and the safety of its occupants. Let’s embark on a journey to unravel the significance of the C0561–71 code and navigate the steps to address it effectively.

The Essence of C0561–71

At its core, the C0561–71 code is triggered when the EBCM receives invalid serial data, disabling the traction control system. This scenario can arise from various issues, ranging from faulty sensors to wiring problems, each requiring a distinct approach to diagnosis and repair.

Vehicles Affected

Primarily found in GM and Chevy vehicles, including popular models like the Silverado, Malibu, Tahoe, and Traverse, the C0561–71 code is a common adversary for owners of these brands. Recognizing the vehicles prone to this issue is the first step in a proactive approach to vehicle maintenance.

Diagnosing and Resolving the C0561–71 Code

Addressing the C0561–71 code involves a systematic diagnostic procedure, including a comprehensive system scan, inspection of fuses, and evaluation of the brake system and EBCM wiring. These steps are pivotal in identifying the root cause and formulating an effective solution.


The C0561–71 code, while daunting at first glance, is a solvable puzzle with the right approach and expertise. Understanding its implications and the vehicles it affects empowers owners to take decisive action, ensuring their vehicle’s traction control system operates flawlessly. By demystifying the C0561–71 code, we pave the way for safer, more reliable driving experiences for GM and Chevy vehicle owners.