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Service bulletin PIP5234

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 id10114710
Published by NHTSA2017-08-15
Manufacturer's numberPIP5234
Manufacturer's date2014-11-06
NHTSA componentFUEL SYSTEM, GASOLINE; FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:INJECTORS

NHTSA's summary

This Preliminary Information communication advises the technician when Service Information diagnostics indicates a fuel injector may need to be removed for a repair or replaced the injector will need a new seal. This Preliminary Information contains all the O-ring seal and the injector kit part numbers.

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

Fuel system, Fuel injection

Vehicles listed
CHEVROLET CORVETTE2014, 2015
CHEVROLET SILVERADO 15002014 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET SILVERADO 25002014, 2015 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET SUBURBAN2014, 2015
CHEVROLET TAHOE2014, 2015
GMC SIERRA 15002014 (the catalog's model; the bulletin names a series or trim of it)
GMC SIERRA 25002014, 2015 (the catalog's model; the bulletin names a series or trim of it)
GMC SIERRA DENALI2015 (the catalog's model; the bulletin names a series or trim of it)
GMC YUKON2014, 2015
GMC YUKON XL2014 (the catalog's model; the bulletin names a series or trim of it)
GMC YUKON XL2015

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
140604004B2023-12-11. Service bulletin. Various Engine Noises During Cold Start and Warm Engine Operation
140604004A2023-12-11. Service bulletin. Various Engine Noises During Cold Start and Warm Engine Operation
04-06-04-051F2022-04-05. Service bulletin. This service bulletin provides information for maintenance cleaning of the fuel injectors and gasoline detergent additive.
20NA0982020-06-22. Service bulletin. This informational bulletin explains to the tech on how to order a new fuel injector by matching the part number on the part and ordering it from the EPC.
16NA3832020-06-22. Service bulletin. This technical bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, Crank no start, extended crank or misfire, MIL with DTCs, and explains how Top Tier fuels should be used to reduce carbon build-up.
16NA3832020-03-02. Service bulletin. This informational bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, Crank no start, extended crank or misfire, MIL with DTCs, and explains how Top Tier fuels should be used to reduce carbon build-up.
16-NA-3832018-05-21. Service bulletin. This informational bulletin advises of a new fuel injection kit used for decarbonizing the intake valves, and explains how toptier fuels should be used to reduce carbon build up.
04-06-04-051E2018-05-21. Service bulletin. This informational bulletin provides information for maintenance cleaning of the fuel injectors.
04-06-04-051D2018-05-21. Service bulletin. This informational bulletin provides information for maintenance cleaning of the fuel injectors.
18NA1372018-05-21. Service bulletin. This Bulletin provides information for rebuilding fuel injectors in the event of an underhood fuel odor and/or extended cranking condition.