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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…
The C5 Corvette is equipped with an on-board diagnostic display feature which is capable of displaying and/or clearing Diagnostic Trouble Codes (DTC). By selecting specific buttons on the driver information display switch, these codes can be displayed on the cluster’s 20 character display unit. This feature allows codes to be read or cleared without the…
