How to mend Code Cdr500 D Delco

CODE?

Cant input code.......delco cdr 500 vectra 99?

GM CDR500?

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how can i fix my delco cdr500?

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code for cdr500 DELCO?

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CDR500 DELCO?

code for cdr500 (d) DELCO?

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i need code for delco cdr500?