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# 476135.

Affected Component: ENGINE AND ENGINE COOLING:ENGINE

Summary

OIL LEAK AT THE ROCKER COVER. *TW

Click a tab for more information.