There are 3 owner-reported speed control & cruise complaints for the 2003 Hummer H2in NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
drivers seat goes toward dash when key is turned on. have not been able to reset it in any way. cruise control wont activate. front washer pump wont pump. front wiper motor would not shut off. disconnected battery and then wiper motor would not restart. removed the wiper motor and found corosion in printed circuit board. trying to purchase a new front wiper motor. have found that the wai part number wpm 1063 that fits the hummer is currently on backorder. will purchase new wiper motor asap. need better parts availibility for safety.
VEHICLE STALLED WHEN TRYING TO START. VEHICLE STALLED WHEN WE TRIED TO ACCELERATE ON THE HIGHWAY. VEHICLE CONTINUED TO ACCELERATE ON THE HIGHWAY WHEN WE TRIED TO PASS ANOTHER CAR.*AK DEALER REPLACED A SWITCH IN THE IGNITION AND SAID IT WAS A COMMON PROBLEM.
WHILE STOPPED AT A RED LIGHT THE VEHICLE SUDDENLY STARTED MOVING FORWARD. THE CONSUMER FOOT WAS ON THE BRAKE BUT VEHICLE CONTINUED TO MOVE FORWARD. *BF AS A RESULT THE CONSUMER REAR ENDED THE VEHICLE IN FRONT OF HIS DAMAGING IT'S TRUNK. *NM
Complaints are unverified consumer reports submitted to NHTSA. A high complaint count may reflect vehicle popularity, not defect severity. Data sourced from NHTSA public records.
Data synced from NHTSA on May 4, 2026