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Service bulletin PIP3394F

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 id10113006
Published by NHTSA2017-08-15
Manufacturer's numberPIP3394F
Manufacturer's date2013-04-24
NHTSA componentELECTRICAL SYSTEM; ENGINE

NHTSA's summary

This Preliminary Information communication provides information to the technician about vehicles that have Misfire, rough running, surge, chuggle, and possible Service Engine Soon Malfunction Indicator Lamp on. Technician may find Diagnostic Trouble Codes P1223, P1226, P1229, P1232, P1235, P1238, P1241 or P1244. Technician should check the wiring between the Engine Control Module and the Fuel Injection Control module. Also inspect the C107 on Silverado and Sierra or C118 on Kodiak and Topkick connector for wire chafes. Technician should repair any wiring issues that are found.

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

Electrical system, Engine

Trouble codes named

P1223, P1226, P1229, P1232, P1235, P1238, P1241, P1244

Vehicles listed
CHEVROLET F SERIES2004 to 2005
CHEVROLET SILVERADO 1500 HD2004, 2005 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET SILVERADO 25002004, 2005 (the catalog's model; the bulletin names a series or trim of it)
GMC G VAN BUS2004 to 2005
GMC SIERRA 1500 HD2004, 2005 (the catalog's model; the bulletin names a series or trim of it)
GMC SIERRA 25002004, 2005 (the catalog's model; the bulletin names a series or trim of it)
GMC TOPKICK2004 to 2005

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

Recalls for the same vehicles and component
06V2890002006-08-03. ENGINE AND ENGINE COOLING

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
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13-08-116-001J2024-05-16. Service bulletin. The intent of this service bulletin is to identify aftermarket ALDL or DLC interface devices as potential sources for causing multiple customer concerns that do not have other diagnostic methods to identify them.