WenmarOpen by Wenmar Pro

Service bulletins for the 2004 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.

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

By type

By component

By trouble code

By topic

Only bulletins with component: Body and frame are shown. Show all

Bulletins, newest first
PIP5358B2022-06-13. Service bulletin. STRUCTURE. This Preliminary Information communication provides information to the technician about vehicles that have an unusual noise and is difficult to identify, isolate or pinpoint. Technician should get record a sound clip or take a video of the noise for assessment by engineering. Technician will need to call General Motors Technical Assistance Center for further assistance.
PIP5358A2021-06-14. Service bulletin. STRUCTURE; EQUIPMENT. This Preliminary Information communication provides information to the technician about vehicles that have an unusual noise and is difficult to identify, isolate or pinpoint. Technician should get record a sound clip or take a video of the noise for assessment by engineering. Technician will need to call General Motors Technical Assistance Center for further assistance.
PI0281D2021-04-26. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; STRUCTURE:FRAME AND MEMBERS:UNDERBODY SHIELDS. Underbody Component Corrosion The following information may be helpful when addressing underbody component corrosion with customers. Some customers may comment that one or more of their vehicle's underbody components are showing some form of corrosion. This corrosion may be red in appearance (rust) if the component is steel, forged iron or cast iron. This corrosion may also be grey or white in color if the component is constructed of an aluminum alloy.
PI0281D2021-04-26. Service bulletin. STRUCTURE:FRAME AND MEMBERS:UNDERBODY SHIELDS; EQUIPMENT ADAPTIVE/MOBILITY. Underbody Component Corrosion The following information may be helpful when addressing underbody component corrosion with customers. Some customers may comment that one or more of their vehicle's underbody components are showing some form of corrosion. This corrosion may be red in appearance (rust) if the component is steel, forged iron or cast iron. This corrosion may also be grey or white in color if the component is constructed of an aluminum alloy.
08-08-51-002A2018-04-16. Service bulletin. STRUCTURE:BODY. This informational bulletin provides information pre-painting/cleaning process for TPO plastic fascias.
PIP53382017-08-15. Service bulletin. SUSPENSION; STRUCTURE:FRAME AND MEMBERS. This Preliminary Information communication provides information to the technician about vibration complaints that are one of the most challenging complaints to accurately diagnose and repair. Technician will need to use Pico Oscilloscope Diagnostic Kit to effectively diagnosis vehicles. Technician should drive the vehicle will using the Pico Oscilloscope to record data. After the data is recorded it should be reviewed to determine the root cause of the concern. If a repair attempt made the concern better but not eliminated or had no affect at all, and are requesting assistance from General Motors Technical Assistance Center record another Pico file and save it to the computer. After the new Pico Oscilloscope data has been saved email the data to General Motors Technical Assistance Center in the subject line include ?Vibration? ?Business Associate Code? and the last 8 of the Vehicle Identification Number.
PIT-3749D2011-05-26. Service bulletin. STRUCTURE:FRAME AND MEMBERS. GM: ON SOME TRUCK MODELS THERE IS SOME FRAME CORROSION. *RM UPDATED ON 5/2/2012. *KB
0508660042005-11-09. Service bulletin. STRUCTURE:BODY:HATCHBACK/LIFTGATE. NEW LIFTGATE STRUT BALL STUD TIGHTENING SPECIFICATION. *TT
031020052005-05-10. Service bulletin. STRUCTURE:BODY. THE A PILLAR SUNROOF DRAIN HOSE MAY BE MISROUTED AND WATER MAY BE ENTERING THE AIR INLET OF THE HVAC CASE. *EH
022620042005-04-06. Service bulletin. STRUCTURE:BODY:ROOF AND PILLARS. WIND WHISTLE HEARD COMING FROM THE ROOF AREA. *TT REVISED INFORMATION. *TT
020920042005-04-06. Service bulletin. STRUCTURE:BODY. ICE BUILDUP IN THE AREA OF THE FRONT LOWER DOOR HINGE PILLARS. *TT
0408430032005-03-08. Service bulletin. STRUCTURE:BODY. REPLACEMENT OF WINDSHIELD WIPER INSERTS. THIS INCLUDES 2002-04 GM PASSENGER CARS AND LIGHT DUTY TRUCKS. *EH
010897001B2005-03-08. Service bulletin. STRUCTURE:BODY. HOMELINK TRANSCEIVER GARAGE DOOR OPENER TRANSMITTER TEST KIT AVAILABLE AS ESSENTIAL TOOL. THIS SERVICE BULLETIN REPLACES 010897001. THIS ALSO INCLUDES 2004 AND PRIOR GM PASSENGER CARS AND TRUCKS. *EH
0208440072005-02-16. Service bulletin. STRUCTURE:BODY. NEGATIVE IMPACT OF DEALER INSTALLED CLOTH VINYL ROOFS ON XM RADIO AND OR ONSTAR SYSTEMS. THIS SERVICE BULLETIN REPLACES 020844007. *EH
0000890272005-02-11. Service bulletin. STRUCTURE:BODY. ELIMINATING UNWANTED ODORS IN VEHICLES. *EH
30522004-10-14. Service bulletin. STRUCTURE:BODY. PROPANE OR NATURAL GAS TYPE ODOR FROM VEHICLE. *TT
012320042004-09-10. Service bulletin. STRUCTURE:BODY. RATTLE IN THE REAR STOWAGE COMPARTMENT OF THE VEHICLE. GM VOICEMAIL EXPRESS. *TT
30002004-08-25. Service bulletin. STRUCTURE:BODY:DOOR. SERVICE VME - 03 - 04 FULL SIZE TRUCK, UTILITIES AND HUMMER H2 PASSENGER DOOR MODULE INOPERATIVE. *MJ
0408500062004-08-16. Service bulletin. STRUCTURE:BODY. MINOR WRINKLES/CREASES, DISCOLORATION, CIGARETTE BURNS AND CUSTOMER INDUCED CUTS AND STRAINS ON FRONT AND REAR DRIVER AND PASSENGER SEATS WITH LEATHER, VINYL OR CLOTH SEAT COVERS. 2004 AND PRIOR CARS AND LIGHT DUTY TRUCKS. *MJ
0408440052004-08-16. Service bulletin. STRUCTURE:BODY. UTILIZING TECH 2 TO RETRIEVE PART NUMBERS FOR RADIOS, COMPACT DISC (CD) CHANGERS AND INSTRUMENT PANEL CLUSTERS (IPC). 2000-2004 PASSENGER CARS AND TRUCKS. *MJ 2005 MODELS ADDED. *TT
0408980012004-08-02. Service bulletin. STRUCTURE:BODY. ADDITIONAL MATERIAL AND SOURCE FOR METAL PANEL BONDING ADHESIVES. 2004 PRIOR PASSENGER VEHICLES AND TRUCKS. *MJ
017102004-05-03. Service bulletin. STRUCTURE:BODY. RATTLE IN REAR STOWAGE. SERVICE VME. SIT BULLETIN 1454806. *TT
016912004-04-30. Service bulletin. STRUCTURE:BODY:HATCHBACK/LIFTGATE. REAR LIFTGATE RATTLE, CHUCKING NOISE. SIT BULLETIN 1442699. *TT
017432004-04-27. Service bulletin. STRUCTURE:BODY:DOOR:HINGE AND ATTACHMENTS. SERVICE VME - ICE ACCUMULATION AT THE LOWER FRONT DOOR HINGE PILLARS. SIT BULLETIN 1460391. *TT
030861003A2004-03-05. Service bulletin. STRUCTURE:BODY. PAINT PEELING FROM SIDE ASSIST STEP. *TT UPDATED *EH

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