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# PIP4346.

Affected Component: ENGINE AND ENGINE COOLING:ENGINE

Summary

SERVICE ENGINE SOON (SES) LIGHT, DTC P0327, P0332 OR SPARK KNOCK. EQUIPPED WITH 3800 ENGINE RPO CODE L26 (VIN CODE 2). *NJ

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