Total Complaints
35 filings
HUMMER H2 · model year
35 NHTSA complaints, 4 crash reports, and 5 active recalls for this specific cohort.
NHTSA overall rating
Not crash-tested
New Car Assessment Program
The 2006HUMMERH2 carries 35 consumer safety complaints in NHTSA's Office of Defects Investigation database for this specific model-year cohort. Within that volume, owners reported 4 crashes, 2 fires, 10 injuries, and 0 fatalities. No NCAP 5-star crash-test rating is available for this model year in the federal database.
Component-level analysis is where model-year complaints become actionable: the top complaint category for the 2006 H2 is electrical system with 4 filings, followed by steering (3) and engine (3). Concentration in one or two component groups is the classic signature of a systemic defect; a flat distribution usually reflects normal aging, warranty complaints, or isolated build-plant variability. This model year has 5 active recall campaigns, which means the manufacturer is obligated to remedy the covered defect at no charge for the life of the vehicle — the full NHTSA campaign numbers are listed below.
NHTSA currently has 2 investigation files overlapping the 2006 H2. Owners comparing this cohort against neighboring years should pair the counters above with the complaint-by-year trend on the parent model page — a spike in a single year often tracks to a platform refresh, a new transmission supplier, or an updated ECU calibration. Use the related-complaint feed below to read raw owner narratives before deciding whether any pattern here affects your specific use case.
Total Complaints
35 filings
Crashes Reported
4 reports
Source
NHTSA ODI
Federal complaints database
At or below the fleet median complaint volume.
| Component | Count |
|---|---|
| ELECTRICAL SYSTEM | 4 |
| STEERING | 3 |
| ENGINE | 3 |
| SUSPENSION:REAR | 2 |
| SEATS | 2 |
| AIR BAGS | 2 |
| SERVICE BRAKES | 2 |
| UNKNOWN OR OTHER | 2 |
| SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP | 1 |
| POWER TRAIN:MANUAL TRANSMISSION | 1 |
| SUSPENSION:FRONT:CONTROL ARM:LOWER BALL JOINT | 1 |
| INTERIOR LIGHTING | 1 |
| ENGINE AND ENGINE COOLING | 1 |
| POWER TRAIN:AUTOMATIC TRANSMISSION | 1 |
| SERVICE BRAKES, HYDRAULIC | 1 |
ELECTRICAL SYSTEM
GM IS RECALLING 857,735 MY 2006-2008 BUICK LUCERNE; CADILLAC DTS; HUMMER H2; MY 2007-2008 CADILLAC ESCALADE, ESCALADE ESV, ESCALADE EXT; CHEVROLET AVALANCHE, SILVERADO, SUBURBAN, TAHOE; GMC ACADIA, SIERRA, YUKON, YUKON XL, SATURN OUTLOOK; AND MY 2008 BUICK ENCLAVE VEHICLES EQUIPPED WITH A HEATED WIP
EQUIPMENT:OTHER:LABELS
CERTAIN TRUCKS AND SPORT UTILITY VEHICLES FAIL TO CONFORM TO THE REQUIREMENTS OF FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 110, "TIRE SELECTION AND RIMS." THESE VEHICLES WERE SHIPPED WITH TIRE AND LOADING INFORMATION LABELS LISTING AN INACCCURATE VEHICLE CAPACITY WEIGHT.
STEERING:HYDRAULIC POWER ASSIST:HOSE, PIPING, AND CONNECTIONS
CERTAIN PASSENGER VEHICLES MAY HAVE BEEN BUILT WITH A POWER STEERING HOSE THAT IS NOT TO SPECIFICATION. UNDER EXTREME STEERING MANEUVERS, SUCH AS TURNING THE STEERING WHEEL FULLY TO THE LEFT OR RIGHT WHILE BRAKING, THE HOSE MAY FRACTURE AND LEAK FLUID.
ELECTRICAL SYSTEM
GM IS RECALLING CERTAIN MODEL YEAR 2006-2009 BUICK, LUCERNE; CADILLAC DTS; HUMMER H2; MODEL YEAR 2008-2009 BUICK ENCLAVE; CADILLAC CTS; MODEL YEAR 2007-2009 CADILLAC ESCALADE, ESCALADE ESV, ESCALADE EXT; CHEVROLET AVALANCHE, SILVERADO, SUBURBAN, TAHOE; GMC ACADIA, SIERRA, YUKON, YUKON XL; SATURN OUT
STEERING
CERTAIN FABTECH AFTERMARKET REPLACEMENT PITMAN ARMS, P/NOS. FTS71000 AND FTS71001, INSTALLED FOR USE ON CERTAIN 2001-2006 GM C/K 2500 PICK UP TRUCKS AND SPORT UTILITY VEHICLES. THE PIN LOCATED INSIDE THE PITMAN ARM CAN SHEAR OFF DUE TO A REVERSE BENDING FATIGUE CONDITION, RESULTING IN A TOTAL LOSS
The contact owns a 2006 Hummer H2. The contact stated while driving and activating the blower motor, the blower motor was intermittently inoperable. The contact stated that an abnormal electrical burning odor was coming from the vehicle. The contact stated that upon activation, the A/C and the heating systems were intermittently inoperable. The vehicle was taken to an independent mechanic, where it was diagnosed and determined that the blower motor wiring harness needed to be replaced. The vehicle was not repaired. The dealer and the manufacturer were not notified of the failure. The failure mileage was approximately 190,000.
Mileage: 190,000
The contact owns a 2006 Hummer H2. The contact stated while driving and activating the blower motor, the blower motor was intermittently inoperable. The contact stated that an abnormal electrical burning odor was coming from the vehicle. The contact stated that upon activation, the A/C and the heating systems were intermittently inoperable. The vehicle was taken to an independent mechanic, where it was diagnosed and determined that the blower motor wiring harness needed to be replaced. The vehicle was not repaired. The dealer and the manufacturer were not notified of the failure. The failure mileage was approximately 190,000.
Mileage: 190,000
The contact owns a 2006 Hummer H2. The contact stated while driving at undisclosed speeds with the A/C activated, the contact became aware of an abnormal burning electrical odor. No warning lights were illuminated. The vehicle was taken to an independent mechanic where it was diagnosed and determined that the blower motor resistor needed to be replaced. The vehicle was not repaired. The manufacturer was not made aware of the failure. The failure mileage was approximately 196,000.
Mileage: 196,000
THE OTHER DAY I TOOK A RIDE IN MY TRUCK AND UPON DRIVING APPROXIMATELY TWO BLOCKS FROM MY HOME THE STEERING CONTROL OF THE CAR TOTALLY FAILED. IMAGINE DRIVING YOUR CAR AND AT SOME POINT, YOU LOSE THE CAPABILITY OF CONTROLLING YOUR CARS DIRECTION WHILE HOLDING YOUR STEERING WHEEL. ONE CAN ONLY IMAGINE IF I WAS GOING 65 MILES AN HOUR AND DRIVING ON A HIGHWAY THEN LOSING THE ABILITY TO TURN YOUR WHEELS. I AM BLESSED THIS MALFUNCTION HAPPENED WHEN I WAS ONLY TRAVELING 10 MILES AN HOUR. AFTER CALLING A TOW TRUCK AND HAVING MY CAR TOWED TO A LOCAL REPAIR SHOP, IT WAS DETERMINED THE CONTROL ARM BOLT HAD BROKEN OFF THEREFORE LOSING TOTAL CONTROL OF THE CARS STEERING CAPABILITY. THIS IS UNHEARD OF AND SOMETHING LIKE THIS SHOULD NEVER HAPPEN AT ALL DURING NORMAL USE. WITH ALL OF THIS I CONTINUE TO THINK ABOUT HOW LUCKY I WAS TO SURVIVE A MECHANICAL PROBLEM OF THIS SORT AND HOW I COULD HAVE FATALLY INJURED SOMEONE ELSE WITH THIS DEFECTED CONTROL ARM OF THIS VEHICLE. SO, I DECIDED TO M
Mileage: 130,000
THE OTHER DAY I TOOK A RIDE IN MY TRUCK AND UPON DRIVING APPROXIMATELY TWO BLOCKS FROM MY HOME THE STEERING CONTROL OF THE CAR TOTALLY FAILED. IMAGINE DRIVING YOUR CAR AND AT SOME POINT, YOU LOSE THE CAPABILITY OF CONTROLLING YOUR CARS DIRECTION WHILE HOLDING YOUR STEERING WHEEL. ONE CAN ONLY IMAGINE IF I WAS GOING 65 MILES AN HOUR AND DRIVING ON A HIGHWAY THEN LOSING THE ABILITY TO TURN YOUR WHEELS. I AM BLESSED THIS MALFUNCTION HAPPENED WHEN I WAS ONLY TRAVELING 10 MILES AN HOUR. AFTER CALLING A TOW TRUCK AND HAVING MY CAR TOWED TO A LOCAL REPAIR SHOP, IT WAS DETERMINED THE CONTROL ARM BOLT HAD BROKEN OFF THEREFORE LOSING TOTAL CONTROL OF THE CARS STEERING CAPABILITY. THIS IS UNHEARD OF AND SOMETHING LIKE THIS SHOULD NEVER HAPPEN AT ALL DURING NORMAL USE. WITH ALL OF THIS I CONTINUE TO THINK ABOUT HOW LUCKY I WAS TO SURVIVE A MECHANICAL PROBLEM OF THIS SORT AND HOW I COULD HAVE FATALLY INJURED SOMEONE ELSE WITH THIS DEFECTED CONTROL ARM OF THIS VEHICLE. SO, I DECIDED TO M
Mileage: 130,000
THE OTHER DAY I TOOK A RIDE IN MY TRUCK AND UPON DRIVING APPROXIMATELY TWO BLOCKS FROM MY HOME THE STEERING CONTROL OF THE CAR TOTALLY FAILED. IMAGINE DRIVING YOUR CAR AND AT SOME POINT, YOU LOSE THE CAPABILITY OF CONTROLLING YOUR CARS DIRECTION WHILE HOLDING YOUR STEERING WHEEL. ONE CAN ONLY IMAGINE IF I WAS GOING 65 MILES AN HOUR AND DRIVING ON A HIGHWAY THEN LOSING THE ABILITY TO TURN YOUR WHEELS. I AM BLESSED THIS MALFUNCTION HAPPENED WHEN I WAS ONLY TRAVELING 10 MILES AN HOUR. AFTER CALLING A TOW TRUCK AND HAVING MY CAR TOWED TO A LOCAL REPAIR SHOP, IT WAS DETERMINED THE CONTROL ARM BOLT HAD BROKEN OFF THEREFORE LOSING TOTAL CONTROL OF THE CARS STEERING CAPABILITY. THIS IS UNHEARD OF AND SOMETHING LIKE THIS SHOULD NEVER HAPPEN AT ALL DURING NORMAL USE. WITH ALL OF THIS I CONTINUE TO THINK ABOUT HOW LUCKY I WAS TO SURVIVE A MECHANICAL PROBLEM OF THIS SORT AND HOW I COULD HAVE FATALLY INJURED SOMEONE ELSE WITH THIS DEFECTED CONTROL ARM OF THIS VEHICLE. SO, I DECIDED TO M
Mileage: 130,000
SALESMAN MR LAWRENCE SAID THAT THEY COULD NOT SELL A VEHICLE WITH SEAT BELTS THAT DID NOT WORK THE DRIVERS SIDE REAR WAS NOT REPAIRED AS STATED. I TOOK DELIVERY OF THE USED VEHICLE 2-18-19 AT 0800 APPROXIMATELY
EXHAUST LEAKING BECAUSE MANIFOLD BOLTS BROKEN , THIS IS MY SECOND HUMMER , MY LAWYER HAS A HUMMER ALSO AND I BELONG TO HUMMER GROUP HERE IN FLORIDA
Mileage: 115,000
EXHAUST LEAKING BECAUSE MANIFOLD BOLTS BROKEN , THIS IS MY SECOND HUMMER , MY LAWYER HAS A HUMMER ALSO AND I BELONG TO HUMMER GROUP HERE IN FLORIDA
Mileage: 115,000
EXHAUST BOLTS BROKEN , LEAKING EXHAUST FUMES INTO VEHICLE , ENGINE FIRE ???? CITY DRIVING
Mileage: 115,000
EXHAUST BOLTS BROKEN , LEAKING EXHAUST FUMES INTO VEHICLE , ENGINE FIRE ???? CITY DRIVING
Mileage: 115,000
VEHICLE HAD BEEN DRIVEN APPROXIMATELY 2 MILES FROM START TIME, WAS STATIONARY AND UNOCCUPIED FOR APPROXIMATELY 10-25 MINUTES. VEHICLE INTERIOR CAUGHT FIRE AT THE BASE OF THE TOP SITTING AREA OF THE REAR SEAT, FLAMES FROM FIRE MELTED THE OVER HEAD INTERIOR LIGHT AND IGNITED A FIRE ON THE HEAD LINER, WHICH CAUSED THE FIRE TO SPREAD UNDER NEATH THE HEADLINER AND ROOF OF THE VEHICLE, MELTING THE EXTERIOR PAINT. THERE WAS NO PRIOR INDICATION OF BURNING WHEN DRIVING OR AFTER PARKING THE VEHICLE PRIOR TO THE FIRE. FIRE DEPARTMENT ADVISED IT WAS BELIEVED TO BE RELATED TO REAR SEAT HEATERS MALFUNCTIONING CAUSING COMBUSTION THAT LEAD TO AN INTERIOR FIRE. DOORS WERE LOCKED PRIOR TO THE FIRE, AND STORE SURVEILLANCE DIDN'T SHOW ANY SIGNS OF EXTERIOR TAMPERING WITH THE VEHICLE.
Mileage: 120,000
VEHICLE HAD BEEN DRIVEN APPROXIMATELY 2 MILES FROM START TIME, WAS STATIONARY AND UNOCCUPIED FOR APPROXIMATELY 10-25 MINUTES. VEHICLE INTERIOR CAUGHT FIRE AT THE BASE OF THE TOP SITTING AREA OF THE REAR SEAT, FLAMES FROM FIRE MELTED THE OVER HEAD INTERIOR LIGHT AND IGNITED A FIRE ON THE HEAD LINER, WHICH CAUSED THE FIRE TO SPREAD UNDER NEATH THE HEADLINER AND ROOF OF THE VEHICLE, MELTING THE EXTERIOR PAINT. THERE WAS NO PRIOR INDICATION OF BURNING WHEN DRIVING OR AFTER PARKING THE VEHICLE PRIOR TO THE FIRE. FIRE DEPARTMENT ADVISED IT WAS BELIEVED TO BE RELATED TO REAR SEAT HEATERS MALFUNCTIONING CAUSING COMBUSTION THAT LEAD TO AN INTERIOR FIRE. DOORS WERE LOCKED PRIOR TO THE FIRE, AND STORE SURVEILLANCE DIDN'T SHOW ANY SIGNS OF EXTERIOR TAMPERING WITH THE VEHICLE.
Mileage: 120,000
TL* THE CONTACT OWNS A 2006 HUMMER H2. THE CONTACT STATED THAT THE BRAKE LINES WERE CORRODED, WHICH CAUSED THEM TO RUPTURE AND LEAK. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOT MADE AWARE OF THE ISSUE. THE FAILURE MILEAGE WAS 111,000.
Mileage: 111,000
TL* THE CONTACT OWNS A 2006 HUMMER H2. THE CONTACT STATED THAT THE BRAKE PEDAL WAS APPLIED MORE THAN ONCE AND IT TRAVELED TO THE FLOORBOARD. WHILE DRIVING AT 60 MPH, THE FRONT PASSENGER SIDE BRAKE LINE WAS RUSTED AND FRACTURED. AS A RESULT, THE VEHICLE WAS DIFFICULT TO MANEUVER. THE VEHICLE WAS CAUTIOUSLY DRIVEN TO AN INDEPENDENT MECHANIC WHO REPLACED THE ANTI-LOCK BRAKE SYSTEM AND THE FRONT PASSENGER SIDE BRAKE LINE. THE VIN WAS NOT AVAILABLE. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 60,000.
Mileage: 60,000
TL* THE CONTACT OWNS A 2006 HUMMER H2. THE CONTACT STATED THAT WHILE DRIVING AT AN UNKNOWN SPEED, THE CONTACT CRASHED INTO A TREE AND THE VEHICLE WAS DESTROYED. THE AIR BAGS FAILED TO DEPLOY. THE CONTACT SUSTAINED INJURIES TO THE LEFT ARM AND CHEST. A POLICE REPORT WAS FILED AT THE SCENE. THE VEHICLE WAS NOT INSPECTED TO DETERMINE THE CAUSE OF THE AIR BAG DEPLOYMENT FAILURE. THE MANUFACTURER WAS NOT NOTIFIED. THE FAILURE MILEAGE WAS 40,000.
Mileage: 40,000
1. NORMAL DRIVING IN TOWN AND HIGHWAY 2. FAILURE OF THE DRIVERS SIDE & PASSENGER SIDE EXHAUST MANIFOLD BOLTS; CAUSES EXHAUST GASES TO FILL ENGINE COMPARTMENT AND BYPASSES THE CATALYTIC EMISSIONS EQUIPMENT. 3. DRIVERS SIDE HEAD HAD TO BE REMOVED, BROKEN MANIFOLD BOLTS EXTRACTED FROM THE HEAD, NEW MANIFOLD AND STRONGER MANIFOLD BOLTS INSTALLED. *TR
Mileage: 65,510
TL* THE CONTACT OWNS A 2006 HUMMER H2. THE CONTACT STATED THAT THE REAR DRIVER'S SIDE WINDOW FELL INTO THE DOOR PANEL. THE VEHICLE WAS TAKEN TO THE DEALER, WHO STATED THAT THE WINDOW REGULATOR ASSEMBLY NEEDED TO BE REPLACED. THE CONTACT DID NOT HAVE THE WINDOW REGULATOR ASSEMBLY REPLACED. THE FAILURE MILEAGE WAS 13,664.
Mileage: 13,664
HEAVY FUMES ARE PRESENT INSIDE AND OUTSIDE THE VEHICLE AFTER THE FUEL TANK IS FILLED AND PERSISTS UNTIL THE FUEL GAUGE READS 7/8 OF A TANK. HAVE NOT DETERMINED WHAT IS CAUSING THE FUMES OTHER THAN IT ONLY HAPPENS WHEN THE FUEL TANK IS FULL. CURRENT SOLUTION IS TO NOT FILL UP THE FUEL TANK COMPLETELY. *TR
Mileage: 80,000
TL*THE CONTACT OWNS A 2006 HUMMER H2T. WHILE DRIVING AT APPROXIMATELY 45 MPH, THE VEHICLE WAS HIT BY ANOTHER VEHICLE ON THE FRONT DRIVER SIDE. NONE OF THE AIR BAGS DEPLOYED AND THE ON-STAR SYSTEM DID NOT ACTIVATE. THE VEHICLE HAD NOT BEEN INSPECTED AT THE TIME OF THE COMPLAINT BUT THE MANUFACTURER PLANNED TO SEND A TEAM OF SPECIALISTS TO LOOK AT THE VEHICLE. THE FAILURE MILEAGE WAS APPROXIMATELY 10,000. THE CURRENT MILEAGE WAS APPROXIMATELY 35,000. UPDATED 09/1/610
Mileage: 10,000
Data as of 2025. Sources: NHTSA Office of Defects Investigation (ODI) complaints database, NHTSA recall campaign API, NHTSA NCAP crash-test ratings, and NHTSA FARS for fatality cross-reference.
Read our methodology — how this data is sourced, computed, and verified.