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Service bulletin PIP4792D

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 id10112043
Published by NHTSA2017-08-15
Manufacturer's numberPIP4792D
Manufacturer's date2014-01-30
NHTSA componentENGINE AND ENGINE COOLING; FUEL SYSTEM, GASOLINE

NHTSA's summary

This Preliminary Information communication provides information to the technician about vehicles that have a an extended crank on cold start, brief rough running on cold start, black exhaust color, and/or Service Engine Soon Malfunction Indicator Lamp on. Technician may find a Diagnostic Trouble Code P0172 and or P0175. Technician will need to check the Fuel Alcohol Content parameter found in the Fuel Trim Data List of the scan tool and the measured ethanol content of a fuel sample using the J44175 tester. If the difference is 17% or greater, reprogram the Engine Control Module with the latest calibrations from TIS2web.

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

Engine, Fuel system

Trouble codes named

P0172, P0175

Vehicles listed
CADILLAC ESCALADE2010, 2011
CADILLAC ESCALADE ESV2010, 2011 (the catalog's model; the bulletin names a series or trim of it)
CADILLAC ESCALADE EXT2010, 2011 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET AVALANCHE2009, 2010, 2011
CHEVROLET EXPRESS2009, 2010, 2011
CHEVROLET SILVERADO2009, 2010, 2011
CHEVROLET SUBURBAN2009, 2010, 2011
CHEVROLET TAHOE2009, 2010, 2011
GMC SAVANA2009, 2010, 2011
GMC SIERRA2009, 2010, 2011
GMC SIERRA DENALI2009, 2010, 2011 (the catalog's model; the bulletin names a series or trim of it)
GMC YUKON2009, 2010, 2011
GMC YUKON DENALI2009, 2010, 2011 (the catalog's model; the bulletin names a series or trim of it)
GMC YUKON DENALI XL2009, 2010, 2011 (the catalog's model; the bulletin names a series or trim of it)
GMC YUKON XL2009, 2010, 2011

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

Recalls for the same vehicles and component
20175112017-10-20. Fuel System
17V6640002017-10-19. FUEL SYSTEM, GASOLINE:STORAGE:AUXILLARY TANK
16V8680002016-12-02. ENGINE AND ENGINE COOLING:COOLING SYSTEM:FAN
20143522014-08-19. Fuel System
14V5000002014-08-13. FUEL SYSTEM, OTHER
13V2250002013-05-15. FUEL SYSTEM, OTHER
13V0800002013-03-08. FUEL SYSTEM, OTHER:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS; FUEL SYSTEM, OTHER:STORAGE:TANK ASSEMBLY:PRESSURE RELIEF DEVICES
20091322009-05-07. Fuel System
09V1540002009-05-06. FUEL SYSTEM, GASOLINE

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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03-06-01-023I2025-01-17. Service bulletin. This service bulletin explains how to measure for oil consumption and possible reasons for loss of oil.
19-NA-2192024-12-17. Service bulletin. This diagnostic tip bulletin provides additional information on how to diagnose a possible valve, lifter or camshaft issue.
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04-06-01-029K2024-12-04. Service bulletin. This informational bulletin explains Unscheduled Supplemental Services and the importance of GM Simplified Maintenance Schedules.
03-06-01-023H2024-11-14. Service bulletin. This service bulletin explains how to measure for oil consumption and possible reasons for loss of oil.
01-06-01-011Q2024-11-13. Service bulletin. This service bulletin provides guidelines and diagnostic/repair information to technicians regarding vehicle engine oil consumption.