2003 Am General Hummer Problems
Owner-reported complaints filed with NHTSA, grouped by component
Data refreshed
What this page shows
Everything below is an owner-reported complaint submitted to NHTSA about the 2003 Am General Hummer, grouped by the component NHTSA recorded on the report. These are not confirmed defects, and they are not recalls. NHTSA does not verify most reports before publishing them, and a category with more reports in it is not evidence that a part is defective.
Complaints are reports submitted by owners and drivers to NHTSA. They are not verified and do not establish that a defect exists.
Reports by component
Ranked by how many owner reports name each component category
- Electrical321.4%
- Brakes321.4%
- Visibility321.4%
- Seat belts17.1%
- Suspension17.1%
- Powertrain (other)17.1%
- Driver assistance17.1%
- Body & structure17.1%
Percentages are of component mentions. A single complaint can name more than one component, so these do not sum to the total complaint count.
Each component in detail
What the reports in each category say, in the owners' own words
Electrical
Reports naming the electrical system — wiring, battery, charging, control modules, infotainment and electrical accessories.
From owner reports, verbatim
SPEEDOMETER, OIL TEMP GUAGE, AND ALTERNATOR GAUGE STOPPED WORKING. *TR
WHILE I WAS DRIVING, MY HUMMER H2 2003 WINDSHIELD WIPER MOTOR MALFUNCTIONED AND CAUGHT ON FIRE. THIS CAUSED A FIRE IN MY ENGINE WELL. *TR
Too few reports in this category for a page of its own — they appear in the full complaint list.
Brakes
Reports naming service brakes, the antilock braking system, brake hoses, master cylinders or the parking brake.
From owner reports, verbatim
MULTIPLE BRAKE LINE FAULURES DUE TO RUST WHICH ALSO NECESSITATED ABS VALVE BODY REPLACEMENT. COMPLETE BRAKE LINE REPLACEMENT.
I WAS DRIVING ON A RESIDENTIAL STREET IN WASHINGTON, D.C. IN MY 2003 HUMMER H2 WHEN I NOTICED AFTER A BRIEFLY TRYING TO BRAKE FOR A PEDESTRIAN THAT MY BRAKE PEDAL WAS NOT AS TIGHT AS USUAL. I CONTINUED TO DRIVE BELIEVING SINCE NO WARNING LIGHTS THEN THERE'S NO ISSUE. I CAME TO ANOTHER STOP AND REALIZED THEIR IS SOMETHING WRONG MY BRAKE PEDAL WAS VERY LOOSE AND ALMOST TO THE FLOOR WITH MINIMAL STOPPING ABILITY LUCKY I WAS NOW AT MY HOME I COASTED TO MY HOME BY NOW THE BRAKES HAVE BLOWN COMPLETELY I HAD TO USE THE EMERGENCY BRAKE TO STOP THE TRUCK. THANK GOD I SURVIVED. UPON INSPECTION OF MY REAR BRAKE HOSES IT SEEMS THE LEFT BLEW COMPLETELY CAUSING THE SERIOUS ISSUE. THE WARNING LIGHT NEVER CAME ON. IF I WAS GOING AT A HIGH RATE OF SPEED THEIR WOULD HAVE BEEN NO QUESTION 2 OR MORE FATALITIES. *TR
Too few reports in this category for a page of its own — they appear in the full complaint list.
Visibility
Reports naming windshields, glass, wipers, defrosters and mirrors.
From owner reports, verbatim
I WAS DRIVING WITH MY FAMILY TO A RESTAURANT ONE EVENING AND WENT TO TURN THE WIPERS ON TO CLEAN MY WINDSHIELD IN FRONT AND THE BACK ONES BUT WHEN I TRIED TO TURN THEM OFF THEY WOULD NOT TURN OFF HAD TO PULL OFF THE ROAD TO PULL THE FUSE. AFTER COUPLE OF MONTHS IT STOP DOING IT SO I INSTALLED THE FUSE BACK. NEXT INCIDENT HAPPEN WHEN MY WIFE WAS DRIVING THE TRUCK TO WORK AND THE EXACT THING HAPPEN TO HER. YOU COULD HERE A LOUD NOISE COMING FROM UNDER THE HOOD EVEN WHEN THE TRUCK WAS TURNED OFF. *TR
WHILE I WAS DRIVING, MY HUMMER H2 2003 WINDSHIELD WIPER MOTOR MALFUNCTIONED AND CAUGHT ON FIRE. THIS CAUSED A FIRE IN MY ENGINE WELL. *TR
Too few reports in this category for a page of its own — they appear in the full complaint list.
Seat belts
Reports naming seat belts, buckles, retractors and pretensioners.
From owner reports, verbatim
CHILD SAFETY SEAT FAILURE, AFTER LOCKING THE BLACK LOCK CHILD IS ABLE TO LOOSE IT WITHOUT MASHING THE RED BUTTON. *BF *SC
Too few reports in this category for a page of its own — they appear in the full complaint list.
Suspension
Reports naming suspension components — springs, struts, shocks, control arms and related hardware.
From owner reports, verbatim
WHILE DRIVING 10 MPH THE BALL JOINTS AND AXLE SHEARED OFF. THIS CAUSED CONSUMER'S VEHICLE TO CRASH INTO ANOTHER PARKED VEHICLE.*AK
Too few reports in this category for a page of its own — they appear in the full complaint list.
Powertrain (other)
Powertrain reports that are not specifically the engine or transmission — driveshafts, axles, transfer cases and differentials.
From owner reports, verbatim
WHILE DRIVING 10 MPH THE BALL JOINTS AND AXLE SHEARED OFF. THIS CAUSED CONSUMER'S VEHICLE TO CRASH INTO ANOTHER PARKED VEHICLE.*AK
Too few reports in this category for a page of its own — they appear in the full complaint list.
Driver assistance
Reports naming forward-collision avoidance, lane keeping, back-over prevention, cruise control and related electronic driver-assistance systems.
From owner reports, verbatim
CONSUMER STATES THAT WHILE DRIVING THROUGH A PARKING LOT THE VEHICLE SUDDENLY SURGED TO THE LEFT AT A 45 DEGREE ANGLE AND CONSUMER HIT A CONCRETE BASE. THE LEFT FRONT WHEEL SHEARED OFF. CAUSE IS UNKNOWN. PLEASE PROVIDE ANY FURTHER INFORMATION. TS
Too few reports in this category for a page of its own — they appear in the full complaint list.
Body & structure
Reports naming the vehicle structure, frame, body panels, doors, hood and trim.
From owner reports, verbatim
THE TUBULAR SIDE STEP THAT WAS LOCATED BENEATH BOTH FRONT DOORS AND WAS USED TO GET UP INTO BIG TRUCKS, WAS EXTREMELY DANGEROUS IN RAIN OR SNOW. BLACK ICE FORMED ON IT AND THE CONSUMER SLIPPED AND FELL BACKWARDS ONTO THE GROUND AND SUSTAINED A BACK INJURY. *AK *SC *JB
Too few reports in this category for a page of its own — they appear in the full complaint list.
Higher-selling and older vehicles accumulate more reports. Counts are not failure rates and are not directly comparable between vehicles that sold in very different numbers.
Elsewhere on this vehicle
Data sources
- NHTSA Office of Defects Investigation — owner-reported complaints and the components recorded on them
Data on this page last refreshed .