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Service bulletin GCUS-9-939

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 id10123500
Published by NHTSA2017-11-17
Manufacturer's numberGCUS-9-939
Manufacturer's date2015-09-24
NHTSA componentENGINE AND ENGINE COOLING

NHTSA's summary

14582 - Special Coverage. On some 2008 model year (MY) Saturn Outlook; 2008-2009 MY Buick Allure, Chevrolet Equinox, Chevrolet Uplander, Pontiac G8, Pontiac Montana SV6, Pontiac Torrent, and Saturn VUE; 2008-2010 MY Hummer H3 and Pontiac G6; 2008-2011 MY Cadillac CTS, Cadillac SRX, and Chevrolet Impala; 2008, 2011-2012 MY Chevrolet Captiva; 2008-2012 MY Buick Enclave, Buick Lacrosse, Chevrolet Colorado, Chevrolet Malibu, and GMC Canyon; 2009 MY Hummer H3T; 2009-2011 MY Buick Lucerne; 2009-2012 MY Chevrolet Traverse and GMC Acadia; and 2010-2012 MY Buick Regal vehicles, the throttle-position sensor may cause the engine to run rough, cause the malfunction-indicator lamp and/or an engine reduced power message to illuminate, and reduce the engine's power. Dealers are to replace the throttle body assembly and gasket for Bosch equipped vehicles, or to install the throttle position sensor kit for Hitachi equipped vehicles. The Hitachi throttle body assembly only needs to be replaced if the sensor kit does not correct the condition. The repairs will be made at no charge to the customer. For vehicles covered by Vehicle Service Contracts, all eligible claims with repair orders on or after September 24, 2015, are covered by this special coverage and must be submitted using the labor operation codes provided with this bulletin. Claims September 2015 Bulletin No.: 14582 with repair orders prior to September 24, 2015, must be submitted to the Service Contract provider.

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

Vehicles listed
BUICK ALLURE2008, 2009
BUICK ENCLAVE2008, 2009, 2010, 2011, 2012
BUICK LACROSSE2008, 2009, 2010, 2011, 2012
BUICK LUCERNE2009, 2010, 2011
BUICK REGAL2010
BUICK REGAL2011, 2012
CADILLAC CTS2008, 2009, 2010, 2011
CADILLAC SRX2008, 2009, 2010, 2011
CHEVROLET CAPTIVA2008
CHEVROLET CAPTIVA2011 to 2012
CHEVROLET COLORADO2008, 2009, 2010, 2011, 2012
CHEVROLET EQUINOX2008, 2009
CHEVROLET IMPALA2008, 2009, 2010, 2011
CHEVROLET MALIBU2008, 2009, 2010, 2011, 2012
CHEVROLET TRAVERSE2009, 2010, 2011, 2012
CHEVROLET UPLANDER2008, 2009
GMC ACADIA2009, 2010, 2011, 2012
GMC CANYON2008, 2009, 2010, 2011, 2012
HUMMER H32008, 2009, 2010
PONTIAC G62008, 2009, 2010
PONTIAC G82008, 2009
PONTIAC MONTANA2009
PONTIAC MONTANA SV62008
PONTIAC TORRENT2008, 2009
SATURN OUTLOOK2008
SATURN VUE2008, 2009

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

Recalls for the same vehicles and component
20101702010-05-28. Engine
10V2230002010-05-25. 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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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.
25-NA-0522025-04-10. Service bulletin. This bulletin advises the technician to flush the cooling system multiple times if oil has been found in the cooling system and replace the parts that may be contaminated due to oil in system.
22-NA-0742025-02-12. Service bulletin. This service bulletin provides service information to technicians on guidelines to replace Oil Cooler, Oil Cooler Lines and Oil Tank if the engine was replaced where large amounts of debris has flowed throughout the oiling system.
21-NA-0432025-02-12. Service bulletin. This bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles before being sold (prepping) to the customer.
09-06-04-026Z2025-01-23. Service bulletin. This bulletin provides information on identifying Non-GM Engine Calibrations for Gasoline Engines using the Tech 2 or GDS 2.
21-NA-0432024-12-10. Service bulletin. This bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles before being sold (prepping) to the customer.
04-06-01-029K2024-12-04. Service bulletin. This informational bulletin explains Unscheduled Supplemental Services and the importance of GM Simplified Maintenance Schedules.
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.