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Service bulletin 14688

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 id10057272
Published by NHTSA2015-05-08
Manufacturer's number14688
Manufacturer's date2015-01-01
NHTSA componentENGINE

NHTSA's summary

GENERAL MOTORS: 2015 CHEVROLET MALIBU, IMPALA EQUIPPED WITH 4 CYLINDER ENGINE(RPO LKW) ENGINE BLOCK SERIAL NUMBERS ON VEHICLES MAY NOT MATCH WHICH REQUIRES THE ENGINE TO BE REPLACED. *LJ

The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

Components

Engine

Vehicles listed
CHEVROLET MALIBU

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