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# 3056.

Affected Component: ENGINE AND ENGINE COOLING:ENGINE

Summary

CHECK ENGINE LIGHT WITH A P0300 DUE TO 2-4 CYLINDERS MISFIRING ON THE SAME BANK OF THE ENGINE. *TT

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