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Codes, Diagnostic Codes

C5 Corvette Diagnostic Trouble Codes (DTCs) & Descriptions

Posted on April 29, 2020April 6, 2021 by Dino Behler Jr.

What is a Diagnostic Trouble Code (DTC)? A Diagnostic Trouble Code (DTC) is a systematic coding structure used by a Corvette to signal that an issue has occurred. Each DTC consists of one letter and four digits, such as B0605, and corresponds to a specific error/fault. When a component or system is not operating within…

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