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Service bulletin PIP5443

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10114832
Published by NHTSA2017-08-15
Manufacturer's numberPIP5443
Manufacturer's date2016-11-15
NHTSA componentENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO/SUPERCHARGER

NHTSA's summary

This Preliminary Information communication provides information to the technician with a diagnostic tip for avoiding turbo charger damage during under hood service work. Technician should use caution when performing under hood service to avoid damage to turbocharger components. Technician should be advised that turbochargers have been returned under warranty with damage to the waste gate Actuator Solenoid vacuum port fittings and Bypass Valve port fittings.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Engine, Turbocharger or supercharger

Vehicles listed
BUICK CASCADA2016

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Other bulletins for the same vehicles and component
PI0653E2018-06-04. Service bulletin. This preliminary informational bulletin provides information on Damaged, Disassembled or Improperly Packaged Turbochargers Returned to Warranty Part Center.