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Service bulletin PIP-4792A

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 id10037127
Published by NHTSA2011-05-09
Manufacturer's numberPIP-4792A
Manufacturer's date2010-10-01
NHTSA componentFUEL SYSTEM, GASOLINE; ENGINE AND ENGINE COOLING:ENGINE

NHTSA's summary

GM: ON A COLD START THERE MAY BE A HARD START, BRIEF ROUGH RUNNING, BLACK EXHAUST COLOR, AND AN ENGINE LIGHT. THE SYMPTOMS DIMINISH AFTER RUNNING A WHILE. *RM

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, Fuel system

Vehicles listed
CADILLAC ESCALADE2010
CHEVROLET AVALANCHE2009, 2010
CHEVROLET EXPRESS2009, 2010
CHEVROLET SILVERADO2009, 2010
CHEVROLET SUBURBAN2009
CHEVROLET SUBURBAN 15002009, 2010 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET TAHOE2009, 2010
GMC SANANA2010
GMC SAVANA2009, 2010
GMC SIERRA2009, 2010
GMC YUKON2009, 2010

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

Recalls for the same vehicles and component
16V8680002016-12-02. ENGINE AND ENGINE COOLING:COOLING SYSTEM:FAN
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
00-06-01-026R2025-12-03. Service bulletin. This service bulletin provides information on replacing the intake manifold when the engine is replaced after severe internal engine damage.
23-NA-1532025-10-25. Service bulletin. The service bulletin advises the tech of a normal transmission shift condition and the delay in throttle response when the throttle plate is opened rapidly and advises the customer that it is normal for the delay.
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.
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.
20-NA-1382024-11-05. Service bulletin. This bulletin provides information on Policies Applicable to All U.S. Dealers for Engine and Transmission Assembly Replacement Under Warranty, Policy or Customer Enthusiasm and information on Submission of Warranty Transaction in Global Warranty Management.
04-06-04-051J2024-10-31. Service bulletin. This service bulletin provides information for maintenance cleaning of the fuel injectors and gasoline detergent additive.
04-06-04-051J2024-10-31. Service bulletin. This service bulletin provides information for maintenance cleaning of the fuel injectors and gasoline detergent additive.