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# 020847003.

Affected Component: ELECTRICAL SYSTEM:IGNITION:MODULE

Summary

THIS BULLETIN IS BEING ISSUED TO REVISE DIAGNOSTIC TROUBLE CODES B1652, B1656 AND B1658. *TT

Click a tab for more information.