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.
By type
By component
By trouble code
By topic
Only bulletins with component: Parking brake are shown. Show all
| 09032002 | 2004-09-30. Service bulletin. PARKING BRAKE:CONVENTIONAL:MECHANICAL:LINKAGE AND CABLE. FOR DRIVELINE CLUNK UPON ACCELERATING IN A FORWARD DIRECTION AFTER BACKING UP AND IT IS NOT DRIVELINE LASH RELATED, REPLACE THE PARK BRAKE CABLES. *TT |
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| 02202004 | 2004-09-10. Service bulletin. PARKING BRAKE:CONVENTIONAL:MECHANICAL:LINKAGE AND CABLE. PARK BRAKE CABLE UNDERBODY SQUEAK THAT MAY SOUND LIKE IT IS IN THE FRONT OF THE VEHICLE. GM VOICEMAIL EXPRESS. *TT |
| 010526001 | 2001-06-04. Service bulletin. PARKING BRAKE. LOW EFFORT PARKING BRAKE APPLY SYSTEM. *TT |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.