2003 Hummer H1 problems, complaints & recalls
Most-reported problem areas: Visibility:rearview Mirrors/Devices (1) · Tires (1) · Service Brakes, Hydraulic:antilock/Traction Control/Electronic Limited Slip:abs Warning Light (1)
Safety recalls (0)
No recalls on record for this model year (campaigns announced since 2010).
Service bulletins (65)
Technical service bulletins are repair instructions manufacturers send dealers for known issues. Unlike recalls, the fix is not automatically free — but naming the bulletin at the service desk can save diagnosis time and support goodwill repairs.
Unknown Or Other 2025-07-18 · PIP5601C · Service Bulletin/Repair Instructions
this pi communicates the requirement to provide a pico file to receive diagnostic assistance from tac.
Unknown Or Other 2024-09-06 · PIT3271P · Service Bulletin/Repair Instructions
this preliminary information communication provides information to the technician about changing the tire and wheel size on vehicles. general motors will only support a tire calibration for tires that have been sized, tested and designed for the vehicle in question and its applications. technician s
Electrical System 2024-08-26 · General Communication · Service Campaign
vehicle wide programming (vwp) is a new process to update software on gm vehicles. it provides the ability via a single selection within techline connect to first identify which modules need updating and then proceed to updating affected modules (with some exceptions). the updating of modules is com
Unknown Or Other 2024-06-17 · 18-NA-099 · Service Bulletin/Repair Instructions
this bulletin provides information for use on a product assistance claim (pac), which is formerly known as a product allegation resolution (par) claim.
Electrical System 2024-06-06 · 24-NA-098 · Service Bulletin/Repair Instructions
this service bulletin provides information for dealers/technicians on service programming system (sps) error codes e4398, e4399, e4401, e4403, m4404, m4413, m6954, m6955, e4414, e4423, e4491, e4492, or e6961 and resolution information.
Unknown Or Other 2024-05-07 · 09-00-89-008G · Service Bulletin/Repair Instructions
this warranty administration bulletin provides retail and wholesale service personnel with the policies/procedures and the warranty transaction submission procedures that support the personal property damage process.
Showing the 6 most recent of 65 bulletins. Search all of them free at nhtsa.gov.
What owners report
2010-04-14 · Tires · 107,000 mi · 💥 crash“i had taken my 2003 h2 hummer to have the front end aligned and 2 new tires placed on the front . i complained to the tire dealership the moment i had driven my vehicle maybe 10 miles of it not driving right . i took my vehicle back to the dealer 3 times with complaints of it not driving right. thinking maybe they did not tightened something back u…”
2004-08-04 · Service Brakes, Hydraulic:antilock/Traction Control/Electronic Limited Slip:abs Warning Light · 100 mi“abs brake fault light repeatedly comes on. vehicle returned to dealer (cerritos hummer) seven (7) times for repair and fault continues. *ak…”
2003-12-17 · Electrical System:ignition“while driving 55 mph vehicle stalled. vehicle was towed to the dealer for analysis, but mechanic could not resolve the problem. *ak …”
2003-11-05 · Visibility:rearview Mirrors/Devices“the brightness of head lamps on both sports utility vehicles and many foreign autos is a continuous hazard. even when i've moved the rear view mirror to night shade, the outside mirrors blind me. large vehicles awash the interior of my car as if i were sitting in front of a landing airplane. i realize by the time anything is done about this, i'l…”
Excerpts of consumer complaints filed with NHTSA, lightly truncated. They are owner statements, not verified findings.