2007 HUMMER H3 Fuelpropulsion System Problems

11 NHTSA complaints on file

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Fuelpropulsion System Issues in the 2007 HUMMER H3

11 fuelpropulsion system complaints have been filed with NHTSA for the 2007 HUMMER H3. Of these, 0 involved a crash, 0 involved a fire, and 0 resulted in injury.

11
Complaints
0
Crashes
0
Fires
0
Injuries
0
Deaths

All Fuelpropulsion System Complaints

#11483351 |
I have the well known issue with the passkey security system. Nothing is wrong mechanically with the car but the security system will not allow the truck to start, therefore leaving me randomly leaving me stranded. Much has been documented on this issue, yet gm has never done a recall.
#11440677 |
I bought my 2007 hummerh3 used w/124,000 miles. I've had it a month and already had it in mechanic shop due to not starting. The mechanic thought it was a fuel relay and charged me 258.00 parts/labor/tow. Today 11-16-21, only a day after I got it back, it stopped on me again!! Just had it towed again. Just learning that this is a common problem! Is anything being done to rectify this problem?
#11292047 |
TL* THE CONTACT OWNS A 2007 HUMMER H3. WHILE DRIVING 35 MPH, THE ENGINE OIL INDICATOR ILLUMINATED AND AN ODOR EMITTED FROM THE VEHICLE. THE CONTACT REPLACED THE OIL AND TOOK THE VEHICLE TO AN INDEPENDENT MECHANIC WHERE IT WAS DISCOVERED THAT THERE WAS A SMALL HOLE IN THE MANIFOLD, WHICH BURNED OUT THE OIL. THE CONTACT PAID OUT OF POCKET TO HAVE THE VEHICLE REPAIRED. THE MANUFACTURER WAS NOTIFIED AND FILED A CLAIM. THE CONTACT WAS REFERRED TO NHTSA TO FILE A COMPLAINT. THE DEALER WAS NOT CONTACTED. THE FAILURE MILEAGE WAS 120,000.
#11290184 |
WENT OUT TO START H3, TURNED KEY, CHECK ENGINE LIGHT CAME ON, THE BATTERY LIGHT CAME ON AND THE ANTI-THEFT SYSTEM LIGHT CAME ON. PASSLOCK/SECURITY SYSTEM INSIDE THE STEERING COLUMN IS BAD. CAR WON'T START. IS UNSAFE AND WILL STRAND OWNER WITHOUT WARNING BY NOT STARTING. GOES INTO SECURITY MODE. WAS TOLD TO WAIT 10 MIN AND TRY AGAIN. CAN'T TURN IT OFF AT GAS PUMP FOR FEAR OF IT LOCKING ME OUT AND NOT STARTING. I HAD THIS HAPPEN TO ME 4 TIMES IN ONE DAY. SO MANY COMPLAINTS ALL OVER THE INTERNET AND PEOPLE TRYING TO FIX THIS ISSUE. THERE IS EVEN A COMPANY SELLING A PART TO BYPASS THIS AND THE SECURITY SYSTEM WHICH AGAIN IS ANOTHER ISSUE. GM IS CLEARLY AWARE OF THIS ISSUE. THIS NEEDS TO BE RECALLED. STRANDING PEOPLE CAN BE VERY DANGEROUS. IF THERE IS AN EMERGENCY AND THE CAR WON'T START. ALL...
#11102929 |
SIR/MA'AM, I AM WRITING TO COMPLAIN ABOUT THE 2007 HUMMER H3 SECURITY SYSTEM NOT ALLOWING THE VEHICLE TO START UNDER CERTAIN CONDITIONS. I MAINTAIN MY VEHICLE TO HIGH STANDARDS AND OVER THE LAST 8 MONTHS HAVE HAD ISSUES STARTING MY HUMMER. WHEN THE HUMMER DOES NOT START, YOU MUST WAIT 10-15 MINUTES TO EVEN ATTEMPT TO RESTART. THE VEHICLE WILL TURN OVER, BUT NO FUEL IS SENT TO THE ENGINE TO START. IF IT DOESN'T START AGAIN, YOU MUST WAIT ANOTHER 10-15 MINUTES. THE LATTER HAS HAPPENED TO ME 5 OR 6 TIMES IN JUST THE LAST 2 MONTHS. THERE HAVE BEEN NUMEROUS COMPLAINTS TO GM ABOUT THIS EXACT ISSUE, AND HAS FALLEN ON DEAF EARS. MANY VEHICLE FORUM USERS COMPLAIN OF THE EXACT ISSUE AS WELL, WITH ZERO ASSISTANCE FROM GM AS SEEN HERE: HTTPS://WWW.CARGURUS.COM/CARS/DISCUSSION-C8039_DS531571 I AM CONCERNED THAT IF THE SPORADIC SECURITY LOCKDOWN (PASSLOCK) OCCURS WHILE DRIVING, FUEL...
#10820747 |
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...
#10820742 |
WHEN I SLOW DOWN TO STOP AT A STOP SIGN OR SLOW DOWN TO TURN MY VEHICLE HAS BEEN DYING.
#10779356 |
OUR 2007 H3 HAD CRACKED RADIATOR WITH HOSE LEAKING COOLANT CAUSING THE OVERHEATING. WE HAVE NEVER DRIVEN THE VEHICLE OFF-ROADING AND NO WARNING LIGHT WAS DISPLAYED FOR THIS ISSUE. INSTEAD, WE BROUGHT IT IN FOR A DIFFERENT ISSUE WITH THE FUEL LINE AND DISCOVERED THE CRACKED RADIATOR, WHICH COULD HAVE CAUSED A BIGGER PROBLEM IF IT HAD GONE UNDISCOVERED FOR LONGER PERIOD OF TIME.
#10642002 |
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...
#10511187 |
EXHAUST MANIFOLD BOLTS ARE BREAKING OFF THE BLOCK!. *TR
#10469089 |
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...

Other 2007 HUMMER H3 Problem Areas

Electrical System 68 complaints Engine 44 complaints Unknown Or Other 25 complaints Visibilitywiper 24 complaints Power Train 16 complaints Air Bags 15 complaints Electronic Stability Control Esc 12 complaints Structurebody 12 complaints Engine And Engine Cooling 10 complaints Visibility 8 complaints Service Brakes 6 complaints Equipmentapplianceair Conditioner 5 complaints Steering 5 complaints Structurebodyhood 5 complaints Visibilitydefrosterdefoggerhvac Systemfanmotor 5 complaints Structure 4 complaints Suspension 4 complaints Air Bagssidewindow 3 complaints Seats 3 complaints Vehicle Speed Control 3 complaints Visibilitysunmoon Roof Assembly 3 complaints Electrical Systemstarter Assembly 2 complaints Electrical Systemwiringinteriorunder Dash 2 complaints Exterior Lighting 2 complaints Latcheslockslinkages 2 complaints Seat Belts 2 complaints Service Brakes Hydraulicpedals And Linkages 2 complaints Tires 2 complaints Visibilitydefrosterdefoggerhvac System 2 complaints Air Bagsfrontal 1 complaint Electrical Systemignition 1 complaint Electrical Systeminstrument Panelspeedometerodometer 1 complaint Electrical Systemwiring 1 complaint Engine And Engine Coolingcooling System 1 complaint Engine And Engine Coolingcooling Systemradiator Assembly 1 complaint Engine And Engine Coolingengine 1 complaint Equipment 1 complaint Equipment Adaptivemobility 1 complaint Equipmentelectricalradiotape Deckcd Etc 1 complaint Fuel System Gasoline 1 complaint Power Trainautomatic Transmission 1 complaint Power Trainautomatic Transmissioncontrol Module Tcmpcmtecm 1 complaint Power Trainmanual Transmission 1 complaint Seatsfront Assemblyseat Heatercooler 1 complaint Service Brakes Hydraulic 1 complaint Service Brakes Hydraulicfoundation Componentsdrum 1 complaint Structurebodyroof And Pillars 1 complaint Suspensionrear 1 complaint Tirespressure Monitoring And Regulating Systems 1 complaint Traction Control System 1 complaint Vehicle Speed Controlaccelerator Pedal 1 complaint Visibilitywindshield Wiperwasher 1 complaint Visibilitywindshield Wiperwashermotor 1 complaint
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