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Service bulletin RB-14110

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 id10056355
Published by NHTSA2014-11-08
Manufacturer's numberRB-14110
Manufacturer's date2014-08-01
NHTSA componentENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CRANKCASE (PCV)

NHTSA's summary

CHEVROLET: DUE TO PREMATURE WEAR OF POSITIVE CRANKCASE VENTILATION (PCV) VALVE, EXCESSIVE ENGINE OIL CONSUMPTION CAN FOUL SPARK PLUG AND ILLUMINATION OF MALFUNCTION INDICATOR LAMP (MIL). 2013-14 SPARK. *PE

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, Exhaust and emissions, Crankcase ventilation (PCV)

Vehicles listed
CHEVROLET SPARK2013, 2014, 2015

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