NHTSA Owner Complaint Log
This page lists owner-reported complaints filed with NHTSA for the 2007 Hummer H3. Complaints are unverified consumer reports submitted to NHTSA and do not by themselves prove a defect or defect rate.
JUST HAD MY HUMMER IN 2 WEEKS AGO AT THE GM DEALERSHIP TO HAVE THE IGNITION SWITCH REPLACED. HAD BEEN DEALING WITH IT STRANDING ME AND MY KIDS FOR 10 MINUTE PERIODS LONG ENOUGH. ( SOMETIMES LONGER) WHILE IT WAS IN THERE WE ALSO HAD TO GET THE RADIATOR REPLACED DUE TO IT BEING CRACKED. NOW 2 WEEKS LATER MY CHECK ENGINE LIGHT AND TRACTION LIGHT HAVE COME ON. THE TRACTION LIGHT SAYING SERVICE SAB SYSTEM. AFTER READING ALL THE HUMMER PROBLEMS I CAN NOT BELIEVE THAT THERE WAS NOT A RECALL ON BOTH THE IGNITION SWITCH AND RADIATOR. THE IGNITION SWITCH BEING FAULTY PUT ME AND MY KIDS IN SITUATIONS IN PLACES FOR LONG PERIODS OF TIME THAT WERE NOT SAFE AND AT TIMES WE WERE VERY COLD SINCE WE CAN HAVE BELOW ZERO WEATHER IN COLORADO. THE IGNITION NOT RECOGNIZING THE KEY CAUSING THE ANTI THEFT SYSTEM TO ACTIVATE IS RECALL ISSUE AND GM YOU SHOULD BE TAKING RESPONSIBILITY FOR THIS!! *TR
HUMMER H3 HAS PASSLOCK SECURITY PROBLEM WHEN DRIVING. WHEN I DRIVE THE HUMMER AT ANY SPEED MY HUMMER LOCKS OUT AND ACTIVATES THE SECURITY LOCK AND LOOSES POWER FOR 10 SECONDS AND GAINS POWER AGAIN OR LOOSES POWER COMPLETELY FORCING ME TO PULL OVER AND TURN MY CAR BACK ON. *TR
AFTER READING ALL IF THESE COMPLAINTS I DECIDED TO WRITE MINE. PROBABLY ABOUT A LITTLE OVER A YEAR AGO THE FIRST THING THAT STARTED WAS MY TPM SENSOR WOULD COME ON AND THEN GO OFF I TOOK IT TO THE TIRE STORE AND THEY SAID THIS COULD BE GOING BAD OK WELL THEN IT STOPPED , NEXT I GOT INTO MY VEHICLE FROM GROCERY SHOPPING AND MY CAR WOULD NOT START IN THE HOT SUMMER IN MY VEHICLE ( THANK GOD MY 2 YOUNG KIDS WEREN'T WITH ME) AFTER SEVERAL ATTEMPTS IT FINALLY STARTED, THIS HAPPENS A LOT MORE THEN ONCE UNTIL ONE DAY WHEN IT WAS FREEZING COLD OUTSIDE IN WONDERFUL WYOMING MY KEY WOULD NOT COME OUT OF THE IGNITION, I HAD TO UNPLUG MY BATTERY UNTIL I COULD TAKE IT TO THE SHOP ! THEN AFTER I GET MY CAR BACK A FEW DAYS LATER MY BLOWER TO MY HEATER QUIT WORKING FOR A FEW MINUTES AND THEN I SMELLED A BURNING SMELL, I CALLED THE REPAIR SHOP AGAIN TO TAKE IT BACK AND THERE WAS A CHARRED WIRE AND THEY HAD TO REPLACE WHAT WAS BEING RECALLED.( I RECEIVED THE 1ST LETTER ABOUT 6 MONTHS LATER) , WHICH I STILL HAVEN'T RECEIVED A 2ND LETTER! NOW I'M STARTING TO HAVE A ISSUE OF MY CAR DYING WHEN I'M SLOWING DOWN TO STOP AT A STOP SIGN OR TO TURN!!! I HAPPENED TO GET ON HER AND READ ALL THE COMPLAINTS AND NOTHING HAS BEEN DONE!!! I HAVE 2 SMALL CHILDREN AND THIS IS ABSOLUTELY DISTURBING, I AM REALLY REGRETTING NOT GETTING RID OF THIS VEHICLE LAST YEAR!! I BEG THAT YOU ALL PLEASE LOOK INTO THESE, BEFORE SOMEONE DIES OR ANYTHING ELSE!! ( IT SHOULDN'T EVEN GET TO THAT POINT). I HAD ABOUT 70,000 MILES WHEN THIS ALL STARTED AND NOE I HAVE 84,999. MY MPH WAS 0-30 !!!
LESS THAN 1 YEAR AGO, I HAD THE RADIATOR AND TRANSMISSION REPLACED IN MY VEHICLE. I HAVE RECENTLY NOTICED THE SMELL OF ANTIFREEZE COMING FROM MY HOOD AFTER LONG TRIPS. THE RADIATOR THAT WAS INSTALLED IN MY VEHICLE 10 MONTHS AND 8K MILES AGO HAS DEVELOPED A CRACK IN THE TOP TANK. THERE IS DRIED COOLANT SPRAY ACROSS THE TOP OF MY ENGINE AND A CRACK FORMING RIGHT BEHIND THE LIP OF THE FRAME OF THE TRUCK. *JS
I WAS SITTING IN THE LINE AT MY SON'S SCHOOL, BEEN SITTING THERE 2 - 3 MINUTES, AND I SMELLED COOLANT. LOOKED AT MY GAUGE AND IT WAS RIDING JUST BELOW MID-POINT....NORMAL. GOT MY SON AND STARTED HOME. SITTING AT THE RED LIGHT, I SMELLED COOLANT AGAIN. THIS TIME I KNEW IT WAS MY CAR. WE WENT TO A SERVICE STATION AND ASK IF SOMEONE COULD CHECK TO SEE IF WE HAD A LEAK. THEY PULLED MY H3 INTO THE BACK AND HOOKED UP A PRESSURE "TOOL" TO THE RADIATOR AND LOW AND BEHOLD, BUT A HAIRLINE CRACK ON THE UPPER DRIVER'S SIDE OF THE RADIATOR. THE MECHANIC LAUGHED AND SAID I WAS THE 2ND ONE THIS WEEK AND THE 6TH ONE SINCE THEY OPENED 6 MONTHS AGO. HE SAID THAT H3S WERE KNOWN TO HAVE RADIATOR ISSUES BECAUSE THE RADIATORS WERE PLASTIC! SERIOUSLY...PLASTIC! I WAS GIVEN A QUOTE OF $1,100 TO REPLACE THE RADIATOR WITH ANOTHER PLASTIC ONE AND THAT WOULD GIVE ME A 2 YEAR OR 24,000 MILE WARRANTY. I BROUGHT THE TRUCK BACK TO MY HOUSE SO MY HUSBAND COULD LOOK AT IT. I DID SOME RESEARCH ON THE INTERNET AND IT SEEMS THAT THIS IS A WELL KNOWN PROBLEM WITH HUMMERS AND YET GM HAS NOT DONE A RECALL. I FOUND A NUMBER FOR HUMMER CUSTOMER SERVICE AND CALLED THEM. WHEN I TOLD THE MAN THAT ANSWERED I HAD COOLANT LEAKING, HE SAID "OH, GIVE ME YOUR ZIP CODE AND I WILL FIND A LOCAL DEALERSHIP THAT CAN REPLACE THE RADIATOR." NO QUESTIONS...HE KNEW WHAT THE PROBLEM WAS ALREADY. HE WENT ON TO SAY THAT WE WOULD HAVE TO "INVEST" IN A DIAGNOSTIC AND IF THE DEALERSHIP DETERMINED IT WAS A MANUFACTURERS DEFECT, THAT HUMMER MIGHT "PARTICIPATE" IN THE REPAIR COSTS. I WOULD THINK WITH THIS BEING SUCH A COMMON PROBLEM, A RECALL WOULD BE IN ORDER AND POSSIBLY A REPLACEMENT RADIATOR THAT ISN'T PLASTIC! *TR
TL* THE CONTACT OWNS A 2007 HUMMER H3. THE CONTACT STATED THAT THE KEY FAILED TO TURN IN ORDER TO START THE VEHICLE. IN ADDITION, THE VEHICLE STALLED. THE VEHICLE WAS TAKEN TO THE DEALER MORE THAN FIVE TIMES AND THE REPAIRS DID NOT REMEDY THE FAILURES. THE DETAILS WERE NOT AVAILABLE. THE VEHICLE WAS TAKEN BACK TO THE DEALER WHERE THE VEHICLE WAS PENDING A DIAGNOSIS. THE MANUFACTURER WAS NOTIFIED OF THE FAILURES. THE VIN WAS NOT AVAILABLE. THE APPROXIMATE FAILURE MILEAGE WAS 40,000.
TL* THE CONTACT OWNS A 2007 HUMMER H3. THE CONTACT STATED THAT THE ENGINE WAS DEFECTIVE. THE ENGINE FAILED TO START NUMEROUS TIMES INTERMITTENTLY. THE ENGINE STARTED AFTER WAITING TEN MINUTES AND THE ANTI-THEFT LIGHT ILLUMINATED. THE VEHICLE WAS NOT DIAGNOSED NOR REPAIRED. THE MANUFACTURER WAS NOTIFIED. THE VIN WAS UNKNOWN. THE FAILURE MILEAGE WAS 74,000. UPDATED 04/22/16*LJ *TR
TL* THE CONTACT OWNS A 2007 HUMMER H3. THE CONTACT STATED THAT THE VEHICLE STALLED SEVERAL TIMES WITHOUT WARNING. THE VEHICLE WAS TOWED TO A DEALER OVER SEVEN TIMES FOR UNKNOWN REPAIRS BUT THE FAILURE RECURRED. THE CONTACT ALSO STATED THAT THE VEHICLE OVERHEATED SEVERAL TIMES. THE CONTACT ALSO SMELLED STRONG FUMES AS IF THERE WERE WIRES THAT COULD BE BURNING. THE DEALER WAS NOTIFIED OF THE FAILURE AND WAS UNABLE TO REPLICATE THE FAILURE. THE CONTACT LATER RECEIVED NOTIFICATION OF NHTSA CAMPAIGN NUMBER: 15V421000 (VISIBILITY). THE DEALER WAS UNABLE TO SUPPLY THE PART WITHIN A REASONABLE TIMEFRAME TO REPAIR THE VEHICLE. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 117,000.
TL* THE CONTACT OWNS A 2007 HUMMER H3. THE CONTACT STATED THAT WHILE DRIVING 25 MPH, SHE BEGAN TO SMELL PLASTIC BURNING UNDER THE DASHBOARD. THE CONTACT STATED THAT WHEN SHE STOPPED THE VEHICLE, SHE NOTICED THAT THE RESISTOR FOR THE MOTOR BLOWER HAD CAUGHT ON FIRE AND MELTED. THE VEHICLE WAS NOT TAKEN TO THE DEALER FOR INSPECTION. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS 120,000.
SMELLED RADIATOR FLUENT WHEN I PARKED INTO THE DRIVE WAY, POPPED THE HOOD AND SAW THAT THE LIQUID SPLASHED ALL OVER THE ENGINE AND PARTS AS WELL AS ON TOP OF THE PLASTIC FAN COVER, WHICH SEEMED ODD. COULDN'T FIND THE LEAK IN THE HOSE. LOOKED AT THE HUMMER FORUM THAT I'M A MEMBER OF AND LORD BEHOLD THERE WAS A BIG TOPIC OF RADIATORS CRACKING AND BREAKING IN THE SAME PLACES WITH THE 2007 MODELS. NO RECALL HAS BEEN ISSUED, SO NO RECALL HAS BEEN SUBMITTED. BUT IT'S A WELL KNOWN DEFECTIVE RADIATOR PROBLEM THAT GM KNOWS ABOUT BUT WON'T RECALL. SO THEY DECIDED TO MAKE A NEW RADIATOR THAT FIXES THE PROBLEM FOR THE 2007 HUMMERS. THE PROBLEM IS THE MIDDLE PIN THAT HOLDS THE RADIATOR RUBS THE NECK AND STARTS A CRACKED UNDER THE STYROFOAM, THUS THE RIGHT DRIVERS SIDE CRACKS IN THE SAME SPOT AS WELL ON THE PLASTIC SIDE. HUNDREDS OF H3 OWNERS HAD THIS HAPPEN TO THEM AND POST PICS AND WHAT NOT, BUT STILL NO RECALL. THIS PROBLEM IS ONGOING AND NOTHING IS BEING DONE. I HAVE SPOKE TO THE HUMMER CUSTOMER SERVICE AND THEY CONTACTED THE LOCAL GM AND THEY SCHEDULED MY SCHEDULED DATE TO TAKE MY H3 IN FEB 17 2014, @ 8 AM AT THE LOCAL GM DEALERSHIP AND HOPEFULLY THEY WILL FIX THIS ISSUE AND NOT CHARGED ME TO FIX DUE TO THE FACT THAT THEY KNOW THE PROBLEM AND HAVE DONE NOTHING TO FIX IT. BUT IT'S BEEN KNOW THAT THEY WILL NOT FIX THE RADIATOR AND THEY SAY IT'S DUE TO CLIMATE WHICH IS FALSE BECAUSE EVERY H3 OWNER HAS IT BREAK IN THE SAME PLACE, AND HAVE SUBMITTED COUNTLESS TICKETS. *TR
CONTINUOUS PROBLEMS WITH VEHICLE SHUTTING DOWN AND OR NOT STARTING WITH FAULTY PASSLOCK II SYSTEM..... ........ OWNERS MANUAL SAYS TO WAIT 10-15 MIN BUT KEEPS HAPPENING INTERMITTENTLY 4 TIMES ON 9-9-14 PROBLEM IS WORSENING BY THE WEEK. *TR
EVERYTHING FROM: ELECTRICAL, AIR CONDITION, STABILITRACK SYSTEM, WHICH COST ME OVER $600.00 STILL NOT WORKING PROPERLY. LEAKINGSUN ROOF CENSORS, I WAS MADE TO PAY FOR THAT STILL DONT WORK. I PAID OVER $8,000.00, OR MORE. WHEN EVER I BROUGHT MY VECHICLE IN, I WAS FORCED TO FOR SOMETHING ELSE, MY VECHILE ONLY HAD ABOUT 22,000.00 MILES. I WAS TAKING IT TO GMC/VERA CADILLAC 300 PEMBROKE PINES, FL 33025, PH:(954)362-9465, SERVICE MANAGER MR.GUSTAVO, EDWIN MONTOYA. I HAVE OVER 50 PAGES DOCUMENTS ABOUT FAKE REPAIRS, MY VECHICLE IS WROST OFF NOW THAN BEFORE. IT ALSO HAS SAFTY ISSUES, MOLD/MEDW, AC OVERHEATING, AIRBAG NOT WORKING, ETC. I AM AFRAID FOR MY SAFTY.
TL* THE CONTACT OWNS A 2007 HUMMER H3. THE CONTACT STATED THAT THE VEHICLE FAILED TO START AND THE SECURITY WARNING LIGHT ILLUMINATED. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC WHERE THE TECHNICIAN WAS UNABLE TO DETERMINE THE FAILURE. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. THE FAILURE MILEAGE WAS 85,000.
I WAS DRIVING ON THE EXPRESS WAY WHEN I NOTICED MY ENGINE REV REAL HIGH. I LOOKED AT THE RPM'S AND IT WAS ALMOST RED LINED. I LET OFF THE GAS IMEDIATLY AND CAME TO A SLOW CRAWL AND FOUND THAT IT WOULD NOT SHIFT OUT OF SECOND GEAR. PULLED IT OFF THE ROAD AND SHUT IT OFF TO GET OUT TO FIND THAT THERE WAS TRANSMISSION FLUID AND RADIATOR COOLANT POURING FROM THE TRANSMISSION. HAD IT TOWED TO A MECHANIC TO FIND OUT THAT THE RADIATOR WAS BAD WHICH CAUSED THE TRANSMISSION AND COOLANT TO MIX BETWEEN THE TWO. THIS CAUSING THE TRANSMISSION TO BE DESTROYED ALONG WITH THE RADIATOR. FOR THIS VEHICAL BEING THIS LOW ON MILES THIS SHOULD HAVE NEVER HAPPEND. GM HAS MADE A FAULTY RADIATOR AND SOMETHING NEEDS TO BE DONE. *TR
TL* THE CONTACT OWNS A 2007 HUMMER H3. THE CONTACT STATED WHILE ATTEMPTING TO START THE VEHICLE, THE PASS LOCK DISABLING SYSTEM LIGHT ILLUMINATED AND PREVENTED THE VEHICLE FROM BEING STARTED. THE CONTACT HAD TO WAIT APPROXIMATELY 10 MINUTES FOR THE VEHICLE TO SUCCESSFULLY RESTART. THE VEHICLE WAS TAKEN TO THE DEALER FOR DIAGNOSTIC TESTING. THE TECHNICIAN WAS UNABLE TO DUPLICATE OR DIAGNOSE THE FAILURE. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. THE VEHICLE WAS NOT REPAIRED. THE FAILURE MILEAGE WAS 100,000.
HIT POTHOLE ON I-285 AS EXITING ONTO RAMP FOR I-20 EXIT. BUMP WAS NOT THAT SEVERE BUT APPARENTLY FAULTY ROLLOVER SENSOR TRIGGERED BOTH SIDE AIRBAG DEPLOYMENT . *TR
VEHICLE WOULD NOT START CALLED DEALERSHIP WHERE CAR WAS PURCHASED - REPLACED IGNITION SWITCH AFTER DIAGNOSIS. SINCE THEN HAVE HAD REPEATED EPISODES OF VEHICLE IGNITION/ELECTRICAL JUST SHUTTING COMPLETELY DOWN ON DIFFERENT OCCASIONS. I COULD BE SITTING OR APPROACHING A STOP LIGHT VEHICLE SHUTS DOWN UPON TAKING OFF OR IDLING DOWN, VEHICLE ALSO SHUTS DOWN WHEN MAKING TURNS AS WELL. IT OCCURS SO INFREQUENTLY AND HAS NO PATTERN BUT IT IS INDEED A SAFETY CONCERN BECAUSE I HAVE TO PUT ON THE FLASHERS AND TAKE TIME TO RESTART THE ENGINE ALL BEFORE SOMEONE RUNS INTO ME. *TR
AC/HEAT BLOWER FAN RESISTOR FAULTY. CAUSES BLOWER TO STOP WORKING. THE SHORT MAY CAUSE A FIRE. MANY COMPLAINTS OF THIS ISSUE ON THE INTERNET. MAY BE TIME TO PURSUE A CLASS ACTION SUIT. *TR
WIPERS STOP INTERMITTENTLY AND DO NOT RETURN TO PARK POSITION. WIPERS COME ON WHEN STARTING VEHICLE AND THE SWITCH MUST BE TURNED ON AND OFF TO MANUALLY STOP THEM IN THE PROPER PARK POSITION. THIS IS A SERIOUS ISSUE THAT HAS COMPLAINTS ALL OVER THE INTERNET AND HAS PEOPLE QUESTIONING THE VIABILITY OF A CLASS ACTION SUIT. *TR
HAD PURCHASED VEHICLE 3 DAYS PRIOR FROM INDIVIDUAL. DROVE TO EL PASO TX1 APPROXIMATELY 80 MILES DROVE AROUND TOWN DOING ERRANDS. TRANSMISSION STARTED SLIPPING BADLY, I PULLED INTO A WAL-MART AND WENT TO CHECK THE TRANSMISSION FLUID. VEHICLE HAD A COMPRESSION TYPE DIPSTICK. WHEN I TOUCHED THE LEVER ON THE DIPSTICK IT SHOT UP APPROXIMATELY 8 INCHES AND SHOWERED MY RIGHT HAND WITH VERY HOT TRANSMISSION FLUID. THIS CAUSED SECOND DEGREE BURNS TO THE PALM AND FINGERS, THIS MADE A TRIP TO THE EMERGENCY ROOM NECESSARY. THE OWNER OF THE TRANSMISSION SHOP TOLD ME THAT IN HIS 20 YEARS IN THE BUSINESS HE HAD NEVER SEEN A TRANSMISSION GET SO HOT AS TO MELT THE FILTER. THIS ONE HAD MELTED THE FILTER. *TR
RADIATOR IS CRACKED ON DRIVER SIDE DUE TO RUBBING OF METAL PARTS. *TR
HERE ARE MULTIPLE ISSUES WELL DOCUMENTED ACROSS THE INTERNET OF HUMMERS HAVING AND ISSUE WITH THESE RESISTORS, AS WELL AS CHEVY COLORADOS. MY BLOWER QUIT A FEW MONTHS AGO, AND THE RESISTORS AND WIRING HARNESS ARE MELTED TO THE POINT OF CHARRING! THE NHTSA NEEDS TO INVESTIGATE THIS OR ARE YOU WAITING FOR AN ACTUAL FIRE TO CAUSE GM TO FIX THIS ISSUE? *TR
MY RADIATOR TANK CRACKED RIGHT ACROSS THE TOP COMPROMISING MY COOLING SYSTEM. THIS TURNED INTO A BIGGER PROBLEM AS THE TRANSMISSION OIL COOLER WAS NOT OPERATING CORRECTLY AND EVENTUALLY DESTROYING MY TRANSMISSION. I HAD TO SPEND OVER $2K TO HAVE A REFURBISHED TRANNY AND NEW RADIATOR INSTALLED. *JS
TL* THE CONTACT OWNS A 2007 HUMMER H3. THE CONTACT STATED THAT WHILE DRIVING 50 MPH, EXHAUST FUMES FILLED THE VEHICLE. THE VEHICLE WAS TAKEN TO THE DEALER FOR DIAGNOSIS WHERE IT WAS ADVISED TO THE CONTACT THAT THE MANIFOLD GASKET NEEDED TO BE REPLACED. THE VEHICLE WAS REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE APPROXIMATED FAILURE MILEAGE WAS 160,000. *TR
EXHAUST MANIFOLD BOLTS ARE BREAKING OFF THE BLOCK!. *TR
AIR BAG LIGHT ON. UNABLE TO REMEDY ON OWN. DEALER FOUND CODES B0092 AND 23 IN DIAGNOSTIC. STATED NEEDED NEW PPS MODULE AND "NEEDS PASSENGER SEATBELT BUCKEL SENSOR AND RE-PROGRAMMING". ADVISED THAT PASSENGER AIR BAG MAY NOT EMPLOY DUE TO NEEDED REPLACEMENT. COST $140 FOR DIAGNOSIS; AND $1200 FOR SENSOR REPLACEMENT. BEING UNABLE TO AFFORD THIS COSTLY REPAIR, AND BELIEVING THIS TO BE A DEFECT IN THE HUMMER ITSELF, WE CONTACTED GM CUSTOMER SERVICE TO REPORT SAFETY ISSUE. THEY REFUSED TO REPLACE PART OR TAKE RESPONSIBILITY FOR FAULTY SENSOR. THERE HAD BEEN NO ACCIDENT OR REASON FOR DEPLOYMENT OF AIR BAG. SENSOR, FOR UNEXPLAINED REASONS, JUST STOP WORKING. AT THIS TIME, WE STILL HAVE NOT FIXED THIS. IN THE LAST SIX MONTHS, WE HAVE TALKED TO THREE SEPERATE OWNERS OF THE 2007 HUMMER H3, WHO ARE HAVING THE SAME PROBLEM, AND HAVE HIT THE SAME WALL WITH GM. WE, AND THE OTHER OWNERS, CONSIDER THIS TO BE A EXTREME SAFETY ISSUE THAT SHOULD BE ADDRESSED, AND LEADING TO RECALL FOR FAULTY SENSORS.
DRIVING DOWN THE ROAD AT 20 DEGREES OUTSIDE AND THE HEATER FAN QUIT. HAD CUT OUT A COUPLE TIMES BEFORE AND COME BACK ON. *TR
THE ANTI-THEFT PASSLOCK SYSTEM IS FAULTY AND WILL NOT LET ME START MY CAR. IT HAS HAPPENED TWICE SINCE I GOT THE CAR IN DECEMBER OF LAST YEAR. GOING ON-LINE TO SEE WHAT TO DO ABOUT IT MADE ME AWARE OF THE OVERWHELMING AMOUNT OF GM CAR OWNERS THAT THIS HAS AFFECTED. SOME BEING STRANDED FOR HOURS AND DAYS OF NOT BEING ABLE TO START THEIR CARS DUE TO THE FAULTY PASSLOCK SYSTEM. IT IS HAPPENING TO ALL MAKES AND MODELS OF GM CARS. I CALLED GM AND THEY WEREN'T INTERESTED IN DOING ANYTHING ABOUT THE PROBLEM UNLESS YOU FORCE THEM TO. PLEASE CHECK INTO THIS AND HELP THOSE OF US WHO GET STRANDED IN PLACES (SOMETIMES SCARY PLACES) BECAUSE OUR CAR WON'T START. THANK YOU. *TR
TL* THE CONTACT OWNS A 2007 HUMMER H3. THE CONTACT STATED THAT THE INTEGRAL CLIP TABS ON THE HOOD FRACTURED AND LOOSENED. THE VEHICLE WAS REPAIRED UNDER NHTSA CAMPAIGN NUMBER: 10V179000 (STRUCTURE) BUT THE FAILURE RECURRED. THE MANUFACTURER WAS NOT MADE AWARE OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 39,462 AND THE CURRENT MILEAGE WAS 51,000. *TR
THE RADIATOR DEVELOPED A STRESS CRACK AND SUBSEQUENTLY FAILED. DEALER ADVISES THIS IS A COMMON PROBLEM FOR THIS MAKE AND MODEL AND THEY STOCK REPAIR PART ACCORDINGLY. DEALER ADVISED TO REPORT INCIDENT AND ENOUGH REPORTS MAY PROMPT SPECIAL SERVICE REPAIR OR RECALL. *TR
MALFUNCTION OF AIR BLOWER FOR AIR CON AND HEAT, MELTED PLASTIC ON RESISTOR, RENDERED IN OPT. *TR
I AM THE ORIGINAL OWNER OF A 2007 GENERAL MOTORS HUMMER H3. THE AUTO HAS BEEN WELL MAINTAINED AND PROFESSIONALLY SERVICED BY A GM DEALERSHIP. THE VEHICLE HAS 53,600 MILES AND IS IN PERFECT MECHANICAL CONDITION EXCEPT THIS RECENT ISSUE WITH PASSLOCK SECURITY WHICH HAS RENDERED THE VEHICLE UNRELIABLE AND A PERSONAL AND PUBLIC SAFETY HAZARD. THE VEHICLE IS LESS THAN 30 DAYS OUT OF WARRANTY AND DEALER WILL NOT REPAIR UNDER WARRANTY. IN RECENT WEEKS, THE PASSLOCK SECURITY LIGHT BEGAN RANDOMLY ILLUMINATING WHILE DRIVING. THIS LIGHT COULD EXTINGUISH ON NEXT START OR STAY ILLUMINATED THROUGH SEVERAL STARTS. TWO WEEKS AGO WHILE RETURNING FROM A TRIP LATER AT NIGHT, THE VEHICLE WAS DISABLED AND FAILED TO START IN AN AIRPORT PARKING LOT. THE PASSLOCK LIGHT CONTINUALLY FLASHED AND THE ENGINE CRANKED, BUT WITHOUT STARTING. A TOW TRUCK WAS CALLED, BUT BY THE TIME IT ARRIVED, AN ATTEMPT TO START THE VEHICLE WAS SUCCESSFUL AND THE LIGHT WAS EXTINGUISHED. THIS HAS HAPPENED AT LEAST TWICE SINCE IN LESS INCONVENIENT AND LESS DANGEROUS AREAS. THE VEHICLE IS UNRELIABLE AND UNSAFE. I CANNOT TRUST IT TO ALLOW MY WIFE TO DRIVE IT FOR FEAR IF HER BEING MAROONED IN A DANGEROUS SITUATION. THE DEALER HAS INDICATED IT MIGHT BE SEVERAL HUNDRED DOLLARS TO REPAIR THIS PROBLEM AND WAS WELL AWARE THAT IT WAS A WIDESPREAD PROBLEM WITH GM AUTOS. THERE ARE HUNDREDS OF SIMILAR COMPLAINTS ON THE INTERNET AND YET THERE IS NO RESPONSE OR ATTEMPT TO REMEDY THIS SITUATION BY THE MANUFACTURER. I AM A SENIOR CITIZEN AND NEED TO RELY ON MY VEHICLE, BUT CANNOT RELY ON A VEHICLE WHOSE SECURITY SYSTEM CAN DISABLE THE VEHICLE AT ANY RANDOM TIME. AS MY REPRESENTATIVE, I REQUEST THE NHTSA ADDRESS THIS WITH THE MANUFACTURER AND REMEDY THIS SAFETY CONCERN. [XXX] INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6). *TR
TL* THE CONTACT OWNS A 2007 HUMMER H3. THE CONTACT STATED THAT HE STARTED THE VEHICLE AND NOTICED THAT THE AIR CONDITIONER WAS NO LONGER FUNCTIONING. THE VEHICLE WAS TAKEN TO AN AUTHORIZED DEALER AND THE CONTACT WAS INFORMED THAT THE FAN SWITCH NEEDED TO BE REPAIRED. THE CONTACT WAS ALSO INFORMED THAT THE WIRING HARNESS WAS BURNED. THE VEHICLE WAS IN THE PROCESS OF BEING REPAIRED. THE FAILURE MILEAGE WAS 61,000. THE VIN WAS UNAVAILABLE.
STARTED OUT RIGHT REAR BLINKER. GREW TO BOTH REAR BLINKERS. THEN TO ALL SYSTEMS WORKED WHILE BRAKES APPLIED,THEN TO REAR BLINKER FUSE BLOWS WHEN BRAKES APPLIED. THE BULBS WERE CHANGED BUT NOT DAMAGED ,DIAGNOSIS IS BODY CONTROL MODULE. THIS IS A RECURRING PROBLEM WITH THIS SUV AND IS A SERIOUS SAFETY HAZARD TO HAVE BRAKE LIGHT FAILURE AND BLINKER FAILURE. SHOULD BE RECALLED. *TR
TL* THE CONTACT OWNS A 2007 HUMMER H3. THE CONTACT STATED THAT THE AIR CONDITIONING UNIT FAN FAILED. THE VEHICLE WAS TAKEN TO THE DEALER WHERE THE FAILURE WAS LOCATED AT THE WIRING HARNESS. THE VEHICLE WAS REPAIRED. THE CONTACT STATED THAT HE OWNED A SECOND 2007 HUMMER AND THE FAN WIRING HARNESS FAILURE WAS EXPERIENCED ON THE OTHER VEHICLE AS WELL. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. THE VIN WAS NOT AVAILABLE. THE FAILURE AND THE CURRENT MILEAGE WAS 60,000.
TL* THE CONTACT OWNS A 2007 HUMMER H3. THE CONTACT STATED THAT THE VEHICLE LOST ACCELERATION POWER. THE CONTACT TOOK THE VEHICLE TO THE DEALER WHERE IT WAS DETERMINED THAT THE VALVE SEALS IN THE SECOND AND FIFTH CYLINDER HEADS HAD FAILED. THE DEALER STATED THAT THE FIFTH CYLINDER HEAD WAS THE MOST DOMINANT AND CAUSED THE MAJORITY OF THE FAILURE. THE CONTACT STATED THAT BOTH CYLINDER HEADS HAD A 70 PERCENT LEAK. THE FAILURE WAS REPORTED TO THE MANUFACTURER. THE VIN WAS NOT AVAILABLE. THE FAILURE MILEAGE WAS 65,000 AND THE CURRENT MILEAGE WAS 80,000. *TR
MY VEHICLE HAS A VERY COMMON ISSUE WITH A FAULTY RESISTOR/WIRING HARNESS ON THE BLOWER MOTOR. THERE IS A SAFETY RECALL FOR THE SAME PROBLEM ON OTHER GM TRUCKS & VEHICLES AND THE PROBLEM IS WIDELY KNOWN/REPORTED ON THE INTERNET. FOR SOME REASON GM REFUSES TO ISSUE/FIX THIS RECALL FOR THE HUMMER H3? THE PROBLEM CAUSES THE WIRING TO GET SO HOT TO MELT THE INSULATION, WHICH COULD CAUSE A FIRE. I PARK MY VEHICLE IN AN ATTACHED GARAGE. *TT
TL* THE CONTACT OWNS A 2007 HUMMER H3. THE CONTACT STATED THAT THE VEHICLE WAS TURNED OFF AND THE BRAKES WERE ENGAGED WHEN THE VEHICLE BEGAN TO ROLL AWAY IN REVERSE. THE CONTACT WAS ABLE TO STOP THE FAILURE. THE VEHICLE WAS TAKEN TO THE DEALER AND THE MANUFACTURER WAS MADE AWARE OF THE ISSUE BUT THE VEHICLE WAS NOT REPAIRED. THE FAILURE AND CURRENT MILEAGES WERE 54,000.
TL* THE CONTACT OWNS A 2007 HUMMER H3. THE CONTACT STATED THAT WHILE DRIVING APPROXIMATELY 20 MPH, THE ENGINE STALLED WITHOUT WARNING AND RESTARTED. THE FAILURE OCCURRED FOUR TIMES. THE VEHICLE WAS TAKEN TO AN AUTHORIZED DEALER FOR DIAGNOSIS AND THEY WERE UNABLE TO DUPLICATE OR DETERMINE THE CAUSE OF FAILURE. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 70,000.
TL* THE CONTACT OWNS A 2007 HUMMER H3. WHEN IT RAINED, WATER LEAKED FROM THE SUN ROOF AND INTO THE VEHICLE. THE FAILURE OCCURRED DURING RAINY WEATHER CONDITIONS. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC WHERE IT WAS REPAIRED, BUT THE REPAIR FAILED TO REMEDY THE VEHICLE. THE DETAILS OF THE REPAIRS WERE UNKNOWN. THE MANUFACTURER WAS NOT MADE AWARE OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 120,179.
TL* THE CONTACT OWNS A 2007 HUMMER H3. THE CONTACT STATED THAT WHEN MAKING A RIGHT TURN, THE VEHICLE WOULD MAKE A HARD PUMPING SOUND. THE DEALER DIAGNOSED NO FAILURE WITH THE VEHICLE, BUT THE CONTACT BELIEVES THERE WAS AN AXLE ISSUE. THE MANUFACTURER WAS NOT CONTACTED AND THE VEHICLE WAS NOT REPAIRED. THE FAILURE MILEAGE WAS 36,500 AND THE CURRENT MILEAGE WAS 37,000. THE VIN WAS UNAVAILABLE.
OWN 2007 H3 HUMMER. TPM MONITOR HAS BEEN GOING OFF SINCE 15,000 MILES. HAS BEEN TO DEALER 5 TIMES AND THEY JUST KEEP RE-SETTING TPM. TIRE PRESSURES NORMAL. NOW 60,000 AND SERVICE TPM STILL FLASHING ON DASH. TIRE SIZE 265/75/16 GOODYEAR WRANGLER RT/S. TIRES ARE CRACKED AROUND RIM AND SIDEWALL THERE IS NO DOT NUMBER ON ANY TIRE!!!. NEW ONES ON ORDER. *TR
I WAS IN A PARKING LOT, I STARTED THE VEHICLE AND TURNED THE AIR CONDITIONER ON. IT WORKED BUT SUDDENLY STOPPED BLOWING AIR. I TOOK IT IN AND IT WAS DIAGNOSED AS THE BLOWER MOTOR RESISTOR HAD GONE OUT. I HAD IT REPLACED ONLY TO HAVE THE SAME THING HAPPEN AGAIN ONE WEEK LATER BUT THIS TIME I SMELLED SOMETHING BURNING. THE WIRING HAD BURNED GOING TO THE RESISTOR. THE TECHNICIAN INFORMED ME THAT THIS HAPPENS OFTEN WITH THESE VEHICLES AND HE DOESN'T UNDERSTAND WHY THERE ISN'T A RECALL. AFTER RESEARCHING THE PROBLEM, I FOUND THAT THIS IS A COMMON AND POTENTIALLY VERY DANGEROUS PROBLEM WITH THE HUMMER H3. THERE NEEDS TO BE AN INVESTIGATION AND RECALL SO THAT NO ONE GETS HURT. IF I HAD A PASSENGER IN MY VEHICLE AT THE TIME OF THIS INCIDENT, THEY WOULD HAVE RECEIVED BURNS ON THEIR FEET FROM THE WIRING MALFUNCTION AND BURNING. I AGAIN AM HAVING TO PAY TO GET THIS CORRECTED. VIN # [XXX] INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6). *TR
TL* THE CONTACT OWNS A 2007 HUMMER H3. THE CONTACT WAS TRAVELING 40 MPH WHEN WHITE STEAM EMITTED FROM THE ENGINE. THE VEHICLE WAS TAKEN TO A PRIVATE MECHANIC. THE MECHANIC CONFIRMED THAT THE RADIATOR SEAL WAS CRACKED. THE MANUFACTURER WAS CONTACTED. THE VEHICLE WAS REPAIRED. THE FAILURE MILEAGE WAS 65,370 AND THE CURRENT MILEAGE WAS 77,000.
HVAC BLOWER FAN HARNESS/CONECTOR BURNT FAN NO OPERATING FOUND FIX ON HUMMER FORUM. *TR
EVERY TIME IT RAINS THE SUNROOF FILLS WITH WATER AND POURS FROM THE ONSTAR SPEAKER, THE TOP OF THE CAR, AND THE SIDES ONTO MY FEET. *TR
RADIATOR HAD SMALL LEAK, HAS SINCE INCREASED OVER LAST 3 YEARS. NOT COVERED UNDER WARRANTY AND EVERY H3 OWNER KNOWS THIS IS A DEFECT THAT NEEDS TO BE RECALLED. *TR
THE FAILURE CAUSED THE A/C TO STOP BLOWING AIR DUE TO A TRANSISTOR BECOMING TO HOT AND MELTING/BURNING THE CONNECTION IS SIDE THE CAB, BEHIND THE GLOVE BOX. I FIGURED OUT WHAT THE PROBLEM WAS AND LOOKED AT IT BUT DIDN'T REPLACE IT SINCE IT STARTED WORKING AGAIN EVEN THOUGH IT IS BURNT BLACK. *TR
TL* THE CONTACT OWNS A 2007 HUMMER H3. THE CONTACT STATED THAT WHENEVER THE AIR CONDITIONER OR HEATER WAS TURN ON, BURNING WIRE FUMES WOULD EMIT INTO THE VEHICLE. THE VEHICLE WAS TAKEN TO THE DEALER. THE TECHNICIAN DIAGNOSED THAT RESISTOR NEEDED TO BE REPLACED. THE VEHICLE WAS REPAIRED BUT THE FAILURE RECURRED. THE VEHICLE WAS TAKEN BACK TO THE DEALER WHO REPLACED THE BLOWER AND THE WIRE HARNESS THAT HAD MELTED. THE FAILURE RECURRED. THE MANUFACTURER WAS NOT NOTIFIED OF THE ISSUE. THE APPROXIMATE FAILURE MILEAGE WAS 40,000.
I WAS DRIVING OFF-ROAD IN MY 2007 HUMMER H3 WITH A GROUP OF HUMMER OWNERS. DRIVING ON A FLAT DIRT ROAD, APPROACHING THE PAVED ROAD, THE SIDE IMPACT AIR BAGS DEPLOYED FOR NO REASON. H3 WAS GOING APROX. 35 MPH. I HAD MY SON WITH ME IN THE FRONT SEAT AND HE WAS HURT BY THE AIRBAG. I'VE SEEN OTHER REPORTS OF THIS HAPPENING WITH H3'S AND THE ISSUE SHOULD BE CORRECTED BY GM. EITHER THE SENSOR IS DEFECTIVE OR IS SET TOO SENSITIVE FOR OFF-ROAD DRIVING. I'M THANKFUL IT DIDN'T HAPPEN ON A BUSY FREEWAY OR ON A BUSY STREET. MY H3 HAS BEEN IN AT THE GM DEALER FOR 7 DAYS AND THEY ARE WANTING MY INSURANCE TO PAY FOR THE REPAIRS. THAT MEANS DEDUCTIBLES AND RENTAL CAR FEES FOR ME TO FIX AN ISSUE THAT SHOULD BE CORRECTED BY GM. *TR
Data synced from NHTSA on May 4, 2026