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Service bulletins for the 2005 Hummer H2

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.

734 on file from NHTSA, as of 2026-10-19.

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By component

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Only bulletins with component: Equipment and accessories are shown. Show all

Bulletins, newest first
04-00-89-053F2018-05-21. Service bulletin. EQUIPMENT. This informational bulletin provides information for the dealer technician to gather as much information to help aid Engineers by completely filling out requested reports.
08-08-44-029D2018-05-21. Service bulletin. EQUIPMENT:ELECTRICAL; EQUIPMENT; ELECTRICAL SYSTEM. This Informational bulletin explains the warranty and policy exchange program for electronic devices and products, what can be approved by TAC and where the electronic parts can be returned to.
16-NA-3832018-05-21. Service bulletin. EQUIPMENT; FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:INJECTORS. 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.
08-08-44-015C2018-05-21. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.; ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. This informational bulletin provides information regarding the inappropriate warranty claims submitted for damaged radios and instrument panel clusters, provides exampls on whats an acceptable for warranty and whats not
00-00-89-027G2018-05-21. Service bulletin. EQUIPMENT. This informational bulletin provides a step by step procedure on how to properly use the GM chemicals to eliminate unwanted odors in vehicles and which products to use for each application.
01-00-89-010J2018-05-21. Service bulletin. EQUIPMENT. This informational bulletin provides a revision for 01-00-89-010I to add the 2013 model year.
15-08-44-001F2018-05-21. Service bulletin. EQUIPMENT:ELECTRICAL. This informational bulletin provides information on a GM of Canada OnStar cellular communication upgrade.
15-08-44-001G2018-05-21. Service bulletin. EQUIPMENT:ELECTRICAL. This informational bulletin provides information on a GM of Canada OnStar cellular communication upgrade.
PIT5099A2018-05-07. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. This Preliminary Information communication provides information to the technician about vehicles that the Heater-Vent-Air Conditioning blows warm air. Before calling General Motors Technical Assistance Center technician will need to have high and low pressures, outside temperature, humidity, and vent temperature.
PIC60362018-05-07. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. This Preliminary Information communication provides information to the technician about vehicles that show an error message when a media disc is installed. Technician will need to check the Regular Production Option Code list to verify if the disc is compatible.
100844006D2018-05-07. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). This Informational Bulletin provides information for customers to report Missing or Inaccurate navigation Radio Map Disc information.
02-08-42-001G2018-05-07. Service bulletin. EQUIPMENT. This informational bulletin is to assist with the identification of issues that are not considered warrantable.
11-00-89-005D2018-04-23. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This warranty administration bulletin provide policy information on clarification of use-dealer empowerment labor operations and customer enthusiasm.
10-00-89-017Z2018-04-23. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This informational bulletin provides information on fix it right for first time issues.
070849020M2018-04-23. Service bulletin. EQUIPMENT. This informational bulletin provides information for the IPC odometer programming method quick reference guide.
150089005A2018-04-23. Service bulletin. EQUIPMENT; ENGINE. This warranty administration bulletin provides dealership personnel with policy and procedure requirements for essential tools that include consumable parts (U.S. Only).
03-00-89-013H2018-04-16. Service bulletin. EQUIPMENT:ELECTRICAL. This informational bulletin provides information on a update for the Electronic Component Exchange Program (U.S. and Canada Only)
08-08-44-015D2018-04-16. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. This preliminary bulletin explains physical damage to radios and IPCs must be reviewed and validated if covered under GM warranty or not.
13-00-89-0052018-04-02. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This technical bulletin provides Warranty Administration - New Labor Codes information.
13-00-89-004A2018-04-02. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This technical bulletin provides a revision of 13-00-89-004 to update car issues information for reference information/bulletin PI0746C.
99-04-20-002H2018-04-02. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This technical bulletin provides a revision of 99-04-20-002G to add 2013-2014 model years.
13-00-89-0042018-04-02. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This technical bulletin provides a revision of 10-00-89-017Z to include updated information.
10-00-89-010C2018-04-02. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This informational bulletin provides information on key codes security rules and information on GM key code look up application.
10-00-89-009B2018-04-02. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This informational bulletin provides information on key code security and information on GM key code look up applications.
PIP55402018-02-21. Service bulletin. EQUIPMENT. This Preliminary information communicates to the technician the need to inspect the induction system for potential icing issues in very cold ambient temperatures. To allow the ice to melt so that it can be drained from the related components.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.