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TSB Document:
  • Sorry, the NHTSA has not posted this TSB document yet.

You can still get the detailed info from Chevrolet for this TSB. Call your local Chevrolet dealer's service department & ask for a copy of TSB# 020846005.

Affected Component: ELECTRICAL SYSTEM:IGNITION:MODULE

Summary
SUBJECT REGARDNG THE ADDITION OF DIAGNOSTIC TROUBLE CODE U1500 FOR GENERATION 4 ONSTAR. *TT

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Date Published
MAY 01, 2002
NHTSA TSB #
634678
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