2001 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 2001 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
- Brakes114.3%
- Driver assistance114.3%
- Electrical114.3%
- Powertrain (other)114.3%
- Steering114.3%
- Suspension114.3%
- Visibility114.3%
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
Brakes
Reports naming service brakes, the antilock braking system, brake hoses, master cylinders or the parking brake.
From owner reports, verbatim
VEHICLE WAS HAVING A PROBLEM WITH THE BRAKES. THE ABS AND THE TT4 BREAKING SYSTEM WAS GRINDING AND MAKING A SQUEALING NOISE. THE SENSOR LIGHT CAME ON. THE OWNER HAS HAD THIS PROBLEM RESOLVED MANY TIMES . HOWEVER, IT KEEPS RECURRING. SECONDLY, THE VEHICLE IS ALSO EXPERIENCING A PROBLEM WITH INADVERTENT ACCELERATION PROBLEM. VEHICLE ACCELERATES ON ITS OWN. VEHICLE ALSO HAS ELECTRICAL PROBLEMS WHICH INCLUDES THE BRAKE LIGHTS ARE MALFUNCTIONING. THE TRANSMISSION ALSO HAS A GRINDING SOUND WHEN VEHICLE IS IN MOTION. *NM
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
VEHICLE WAS HAVING A PROBLEM WITH THE BRAKES. THE ABS AND THE TT4 BREAKING SYSTEM WAS GRINDING AND MAKING A SQUEALING NOISE. THE SENSOR LIGHT CAME ON. THE OWNER HAS HAD THIS PROBLEM RESOLVED MANY TIMES . HOWEVER, IT KEEPS RECURRING. SECONDLY, THE VEHICLE IS ALSO EXPERIENCING A PROBLEM WITH INADVERTENT ACCELERATION PROBLEM. VEHICLE ACCELERATES ON ITS OWN. VEHICLE ALSO HAS ELECTRICAL PROBLEMS WHICH INCLUDES THE BRAKE LIGHTS ARE MALFUNCTIONING. THE TRANSMISSION ALSO HAS A GRINDING SOUND WHEN VEHICLE IS IN MOTION. *NM
Too few reports in this category for a page of its own — they appear in the full complaint list.
Electrical
Reports naming the electrical system — wiring, battery, charging, control modules, infotainment and electrical accessories.
From owner reports, verbatim
VEHICLE WAS HAVING A PROBLEM WITH THE BRAKES. THE ABS AND THE TT4 BREAKING SYSTEM WAS GRINDING AND MAKING A SQUEALING NOISE. THE SENSOR LIGHT CAME ON. THE OWNER HAS HAD THIS PROBLEM RESOLVED MANY TIMES . HOWEVER, IT KEEPS RECURRING. SECONDLY, THE VEHICLE IS ALSO EXPERIENCING A PROBLEM WITH INADVERTENT ACCELERATION PROBLEM. VEHICLE ACCELERATES ON ITS OWN. VEHICLE ALSO HAS ELECTRICAL PROBLEMS WHICH INCLUDES THE BRAKE LIGHTS ARE MALFUNCTIONING. THE TRANSMISSION ALSO HAS A GRINDING SOUND WHEN VEHICLE IS IN MOTION. *NM
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
VEHICLE WAS HAVING A PROBLEM WITH THE BRAKES. THE ABS AND THE TT4 BREAKING SYSTEM WAS GRINDING AND MAKING A SQUEALING NOISE. THE SENSOR LIGHT CAME ON. THE OWNER HAS HAD THIS PROBLEM RESOLVED MANY TIMES . HOWEVER, IT KEEPS RECURRING. SECONDLY, THE VEHICLE IS ALSO EXPERIENCING A PROBLEM WITH INADVERTENT ACCELERATION PROBLEM. VEHICLE ACCELERATES ON ITS OWN. VEHICLE ALSO HAS ELECTRICAL PROBLEMS WHICH INCLUDES THE BRAKE LIGHTS ARE MALFUNCTIONING. THE TRANSMISSION ALSO HAS A GRINDING SOUND WHEN VEHICLE IS IN MOTION. *NM
Too few reports in this category for a page of its own — they appear in the full complaint list.
Steering
Reports naming the steering system — racks, columns, power-steering assist and steering linkage.
From owner reports, verbatim
DT*: THE CONTACT STATED WHILE ACCELERATING TO 50-55 MPH, THE VEHICLE VIBRATED AND SHIMMIED. THE VEHICLE WAS TAKEN TO THE DEALER FOR REPAIRS ON THE STEERING BOX AND THE BALL JOINTS. ONE MONTH AFTER VEHICLE WAS REPAIRED, THE VEHICLE VIBRATED, SHIMMIED, THE FRONT END OF THE VEHICLE FAILED AND THE RIGHT PASSENGER SIDE TIRE CAME OFF RESULTING IN NO STEERING CONTROL. THE VEHICLE COLLIDED IN TO THE BACK OF ANOTHER VEHICLE AND SEVERAL OTHER VEHICLES. THE CONTACT EXPERIENCED BRUISING TO THE RIBS AND THERE WAS A PERSON IN ANOTHER VEHICLE WHO WAS INJURED. A POLICE REPORT WAS FILED AT THE SCENE OF THE ACCIDENT. THE POLICE OFFICER ON THE SCENE WHO FILED THE REPORT DETERMINED THAT THERE WAS A FAILURE OF THE VEHICLE WHICH COULD HAVE BEEN THE BALL JOINT OR THE STEERING MECHANISM. THE VEHICLE WAS INSPECTED BY ANOTHER POLICE OFFICER WORKING ON BEHALF OF THE MANUFACTURER WHO DETERMINED THAT THE VEHICLE WAS GOING TOO FAST. THE VEHICLE WAS TOWED TO THE INSURANCE COMPANY. THIS CASE IS IN LITIGATION REGARDING THE ACCIDENT. THERE WAS A NHTSA RECALL #06V377000 PERTAINING TO THE STEERING. THE VEHICLE WAS NOT INCLUDED IN THE RECALL DUE TO THE VIN.
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
HUMMER IS PLANNING TO LAUNCH 3 NEW LINES OF SUVS WITH SERIOUS SAFETY PROBLEMS FOR OTHER DRIVERS. THESE VEHICLES CAN RIDE OVER 22" OBJECTS (LIKE THE FRONT HOODS OF NORMAL CARS. PLEASE CHECK FOR SAFETY.
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 HAVE HAD TWO 2001 AMG HUMMER H1 VEHICLES WITH THE ELECTROCHROMATIC REAR VIEW MIRRORS PRODUCED BY MAGNA DONNELEY EXHIBITING A OVAL GHOASTING IN THE VIEWING AREA AND A SUBSIQUENT FAILURE OF THE ANTI GLARE SYSTEM. THE MIRROR IS USELESS FOR PROPER AND SAFE VIEWING WHEN THIS HAPPENS. A CHECK OF THE HUMMER GROUP WEB SITES REVEALED MANY PEOPLE SIMILARLY SITUATED. THIS IS A MANUFACTURER DEFECT OF A FEDERALLY REQUIRED SAFETY SYSTEM AND MUST BE ADDRESSED BEFORE A FATALITY IS CAUSED BY MANUFACTURER PROBLEM NEGLECT. REMEMBER THESE VEHICLES COST OVER $100,000.00 AND SHOULD BE SAFE. I CALLED AMG AND TALKED TO MR. GIEFING. HE STATED HE WAS UNAWARE OF THIS FAILURE MODE. I HAD A MIRROR REPLACED UNDER WARRANTY LAST YEAR - HOW COULD THE FIELD SERVICE MANAGER NOT KNOW OF THE PROBLEM. ANNUAL PRODUCTION OF THESE VEHICLES IS ONLY 400 PER YEAR. SO DO WE NEGLECT SAFETY DUE TO LOW PRODUCTION NUMBERS. A PROPERLY WORKING REAR VIEW MIRROR IS REQUIRED IN ALL VEHICLES BY LAW - IT SHOULD NOT HAVE A MANUFACTURER DEFECT.
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 .