Service bulletins for the 2003 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.
750 on file from NHTSA, as of 2026-10-19.
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Only bulletins with component: Equipment and accessories are shown. Show all
| 030846004 | 2003-12-03. Service bulletin. EQUIPMENT. PROPER DIAGNOSIS OF ONSTAR SYSTEM AND INFORMATION NECESSARY WHEN CONTACTING GM TECHNICAL ASSISTANCE CENTER (TAC) REGARDING ONSTAR PARTS RESTRICTION PROGRAM CONCERNS ON VARIOUS MODELS INCLUDING 1996-2004 PASSENGER CARS AND TRUCKS. *TT |
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| 030844018A | 2003-12-02. Service bulletin. EQUIPMENT. REAR SEAT AUDIO (RSA) AND/OR REAR HVAC INOPERATIVE. *TT UPDATE. *TT |
| 01456 | 2003-11-24. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. THE NAV RADIO SYSTEM NOT AVAILABLE WITH CD CHANGER INFORMATION. SERVICE VME. *TT |
| 00843C | 2003-11-20. Service bulletin. EQUIPMENT. REPLACEMENT (RKE) TRANSMITTER IS INOPERATIVE - SERVICE VME. *TT |
| 01348 | 2003-11-20. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. PASSENGER COMPARTMENT AIR FILTER. *TT |
| 01139B | 2003-11-19. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. AIR CONDITIONING COMPRESSOR BELT OR TENSIONER JUMPS OR FLUTTERS CAUSING A RATTLE NOISE. SERVICE VME. *TT |
| 082903 | 2003-11-06. Service bulletin. EQUIPMENT. INSTALLATION OF TAIL LAMP BRUSH GUARDS. VME MESSAGE. *TT |
| 071603 | 2003-10-31. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. INSUFFICIENT AIR CONDITIONING SYSTEM COOLING. *TT |
| 062303 | 2003-10-29. Service bulletin. EQUIPMENT:ELECTRICAL. OFF ROAD STOP LAMP PACKAGE - A REVISED HARNESS TO BE SHIPPED. *TT |
| 060303 | 2003-10-28. Service bulletin. EQUIPMENT:ELECTRICAL. REAR AIR AUXILIARY INFLATOR COMPRESSOR WILL NOT START WHEN THE SWITCH IS DEPRESSED. DIAGNOSIS. *TT |
| 060203 | 2003-10-28. Service bulletin. EQUIPMENT. OFF ROAD SPOT LAMP PACKAGES. STOP SELL OR INSTALLATION OF THESE KITS. *TT |
| 053003 | 2003-10-28. Service bulletin. EQUIPMENT. ROOF MOUNTED OFF ROAD SPOT LAMP PACKAGES - ORDERS FOR PART NUMBERS. *TT |
| 052303 | 2003-10-28. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. AIR CONDITIONER LOW PRESSURE CYCLING SWITCH INTERMITTENTLY INOPERATIVE OR STUCK OPEN/ INTERMITTENT AIR CONDITIONER OPERATION AND/OR LOSS OF COLD AIR. *TT |
| 030139008 | 2003-09-27. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. CHANGES IN AIR CONDITIONING COMPESSOR ON/OFF INSTRUMENT PANEL DISPLAY SYMBOL FROM 2003 TO 2004 MODEL YEAR AND SYNCHRONIZING THE DRIVER AND PASSENGER SET TEMPERATURES. *TT |
| 010846002C | 2003-09-26. Service bulletin. EQUIPMENT. PROGRAMMING OF REPLACEMENT ONSTAR VEHICLE COMMUNICATION AND INTERFACE MODULES (VCIM). *TT |
| 021003 | 2003-09-05. Service bulletin. EQUIPMENT. NEW CALIBRATION RELEASED UNDER TIS 2000, VERSION 2.0 TO ADDRESS THE REMOTE KEYLESS ENTRY INOP CONCERN ON 2003 MODEL YEAR FULL-SIZE PICK-UPS, FULL-SIZE UTILITIES AND HUMMER H2 VEHICLES BUILT BETWEEN DECEMBER 23 AND JANUARY 23, 2003. *TT |
| 990852005A | 2003-08-26. Service bulletin. EQUIPMENT. REMOTE KEYLESS ENTRY OPERATIONAL CHARACTERISTICS. *TT |
| 030139007 | 2003-08-14. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. AIR CONDITIONING (A/C) INOPERATIVE / INTERMITTENT, AIR CONDITIONER BLOWS WARM AIR. *TT |
| 031103 | 2003-07-25. Service bulletin. EQUIPMENT:ELECTRICAL. TECH 2 UPDATE AVAILABLE FOR THE PASSENGER DOOR MODULE. *TT *JB |
| 032403 | 2003-07-23. Service bulletin. EQUIPMENT. DAMAGED PRODUCTION ACCESSORY COMPONENTS (RPA). *TT *JB |
| 030852001C | 2003-04-25. Service bulletin. EQUIPMENT:ELECTRICAL. REMOTE KEYLESS ENTRY (RKE) SYSTEM INOPERATIVE. *TT |
| 020844020B | 2003-04-25. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. NO AUDIO OUT OF SPEAKERS AT TIMES. *TT |
| 030844004 | 2003-04-17. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. RADIO AUTOMATIC VOLUME CONTROL FEATURE INOPERATIVE. *TT |
| 020844020A | 2003-04-17. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. NO AUDIO OUT OF SPEAKERS AT TIMES. *TT |
| 030852001B | 2003-04-15. Service bulletin. EQUIPMENT:ELECTRICAL. REMOTE KEYLESS ENTRY (RKE) SYSTEM INOPERATIVE. *TT |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.