GMC TSB #PIC4696D

1997 GMC Yukon

TSB Document:

Affected Component: EQUIPMENT

Summary
This Preliminary Information communication provides information to the technician on how to unlock radios that are Delco TheftLock. Technician will use the radio to get the scrambled code. Technician will need to contact the radio unlock center to retrieve the unlock code from the scrambled code.  The PI update to version D is to advise the unlock procedure is temporarily unavailable.  

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Date Published
SEP 05, 2019
NHTSA TSB #
10165876
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