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Tag Archives: DTCs

C5 Corvette Diagnostic Trouble Codes (DTCs) & Descriptions

C5 Corvette Diagnostic Trouble Codes (DTCs) & Descriptions Banner

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…