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Re: 99 Denali Passlock and/or ATC issues- help?
Posted to Technical Discussion Forum on 8/9/2001 7 Replies

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Set a passlock DTC either by opening or shorting the passlock data line. A B2960 is a "data incorrect but valid" code. Shorting or opening the line may set a different code. Lets see if your scan tool... Login to read more.

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