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

You can still get the detailed info from Buick for this TSB. Call your local Buick dealer's service department & ask for a copy of TSB# 990604037.

Affected Component: ELECTRICAL SYSTEM:IGNITION:MODULE

Summary
SUBJECT ON ON-BOARD DIAGNOSTIC (OBD) SYSTEM IMPROVEMENTS. *MJS

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Date Published
SEP 01, 1999
NHTSA TSB #
608390
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