Sorry, the NHTSA has not posted this TSB document yet.
You can still get the detailed info from Chevrolet for this TSB. Call your local Chevrolet dealer's service department & ask for a copy of TSB# PIP-4811.
Affected Component: FUEL SYSTEM, OTHER:FUEL INJECTION SYSTEM
GMC/CHEVROLET: 6.6L DURAMX HP FUEL INJECTION PUMP TAC PARTS RESTRICTION. THIS PARTS RESTRICTION WILL ASSIST GM POWERTRAIN ENGINEERING WITH PRODUCT FEEDBACK. *PE
