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Service bulletin PI1172A

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 id10150636
Published by NHTSA2018-12-10
Manufacturer's numberPI1172A
Manufacturer's date2014-09-23
NHTSA componentFUEL SYSTEM, GASOLINE; EQUIPMENT ADAPTIVE/MOBILITY

NHTSA's summary

This preliminary bulletin provides a procedure to replace the oil pump if it has been found the cause of the bump on launch or no pump PSI.

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

Equipment and accessories, Fuel system

Vehicles listed
CHEVROLET MALIBU2014, 2015

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

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