NHTSA owner reports · September 18, 2026 snapshot.
Electrical System complaints
96 reportsClear category filter62,108 miles · May 9, 2011
Electrical SystemFire
PURCHASED 2006 H3 WITH 58K ON IT. AT 61K THE A/C BLOWER WOULD INCREASE IN SPEED FOR NO REASON THEN GO BACK TO ITS SETTING. AT 62K IT STOPPED BLOWING FOR NO REASON. ONLINE SEARCH OF H3 A/C BLOWER ISSUES GAVE ME A PLACE TO START LOOKING. FUSE WAS OK, CHECKED RESISTOR PACK (PN 11221007.011) UNDER DASH AND FOUND PIN "A" MELTED …
Read full complaint
PURCHASED 2006 H3 WITH 58K ON IT. AT 61K THE A/C BLOWER WOULD INCREASE IN SPEED FOR NO REASON THEN GO BACK TO ITS SETTING. AT 62K IT STOPPED BLOWING FOR NO REASON. ONLINE SEARCH OF H3 A/C BLOWER ISSUES GAVE ME A PLACE TO START LOOKING. FUSE WAS OK, CHECKED RESISTOR PACK (PN 11221007.011) UNDER DASH AND FOUND PIN "A" MELTED WITH SIGN OF RECENT ELECTRICAL FIRE DUE TO SHORTING OUT. THE ORANGE CONNECTOR ON THE HARNESS WAS ALSO MELTED. FURTHER ONLINE RESEARCH OF THIS ISSUE REVEALED THAT IT IS A "COMMON OCCURRENCE". I CALLED DEALER AND WAS TOLD "THEY HAVE NEVER HEARD OF IT". I PURCHASED RESISTOR PACK, CONNECTOR, AND PINS THEN CHANGED THE COMPONENT MYSELF. WORKS GOOD SO FAR.... *TR
NHTSA ODI #10399649
79,000 miles · Apr 18, 2011
Electrical System
I HAVE A 2006 HUMMER H3, EVERY FEW WEEKS OR SO THE MOTOR WILL TURN OVER BUT WILL NOT START. I LET IT SIT FOR A WHILE AND THEN IT WILL START. I HAVE TAKEN IT TO BOTH THE DEALER AND ANOTHER MECHANIC BUT NEITHER CAN FIND ANYTHING WRONG WITH IT. ABOUT 6 MONTHS AGO, I GOT A NEW BATTERY THINKING THAT WOULD SOLVE THE ISSUE BUT IT HAS…
Read full complaint
I HAVE A 2006 HUMMER H3, EVERY FEW WEEKS OR SO THE MOTOR WILL TURN OVER BUT WILL NOT START. I LET IT SIT FOR A WHILE AND THEN IT WILL START. I HAVE TAKEN IT TO BOTH THE DEALER AND ANOTHER MECHANIC BUT NEITHER CAN FIND ANYTHING WRONG WITH IT. ABOUT 6 MONTHS AGO, I GOT A NEW BATTERY THINKING THAT WOULD SOLVE THE ISSUE BUT IT HAS NOT. *TR
NHTSA ODI #10396621
84,000 miles · Dec 21, 2010
Electrical SystemVisibility
HEATING/ AC FAN BLOWER HARNESS BURNT UP. A VERY COMMON PROBLEM ON AN HUMMER H3/. *TR
NHTSA ODI #10371937
Mileage unknown · Nov 12, 2010
Electrical SystemFire
I BOUGHT MY HUMMER H3 IN AUGUST OF 2009, USED AT A CHEVY DEALERSHIP THAT IS A SISTER STORE OF CHEVY/HUMMER DEALERSHIP. MY 2006 HUMMER WAS FINE UNTIL THE COLD WEATHER HIT. THE FIRST INCIDENT OCCURRED AROUND THE FIRST WEEK OF NOVEMBER. I WAS LEAVING TO GO TO A FRIENDS HOUSE AROUND 9:00PM I WENT OUTSIDE HOWEVER TO TURN MY HEAT AND …
Read full complaint
I BOUGHT MY HUMMER H3 IN AUGUST OF 2009, USED AT A CHEVY DEALERSHIP THAT IS A SISTER STORE OF CHEVY/HUMMER DEALERSHIP. MY 2006 HUMMER WAS FINE UNTIL THE COLD WEATHER HIT. THE FIRST INCIDENT OCCURRED AROUND THE FIRST WEEK OF NOVEMBER. I WAS LEAVING TO GO TO A FRIENDS HOUSE AROUND 9:00PM I WENT OUTSIDE HOWEVER TO TURN MY HEAT AND MY HEATED SEAT ON, AND ABOUT FIVE MINUETS LATER I WENT OUT TO MY CAR TO LEAVE AND MY CAR WAS FREEZING WITH NO FAN MOTOR ON AT ALL. AFTER STARING AT MY FUSE BOX AND READING THE CRAPPY OWNERS MANUAL FOR AROUND AND HOUR, WE CAME TO THE CONCLUSION THAT NO FUSES HAD BEEN BLOWN. THE NEXT DAY I DROVE MY VEHICLE TO THE CHEVY GARAGE. THE SERVICE MAN CHECKED IT OUT AND SAID THAT HE WOULD TAKE CARE OF IT. A WEEK LATER I WAS DRIVING BACK TO PICK UP MY HUMMER UP. ON THE WAY HOME FROM THE DEALERSHIP I GOT ABOUT FIVE MILES UP THE ROAD AND MY CAR WAS FILLING UP WITH SMOKE. I THEN RETURNED MY CAR TO THE DEALER. A WEEK LATER AGAIN I PICKED MY CAR UP, DROVE FINE AND GET THIS I EVEN HAD HEAT FOR ABOUT A MONTH. UNTIL IT WAS AROUND CHRISTMAS AND THE SAME THING HAPPENED, DROPPED MY CAR OFF AND A WEEK LATER PICKED IT UP. TWO WEEKS LATER AND IT WAS AROUND THE MIDDLE OF JANUARY, THE SAME THING HAPPENED. I TOOK THE CAR TO THE GARAGE YET AGAIN AND THE FIXED THE SAME THING THAT THEY HAVE BEEN FIXING, NO CHANGE AND NO INVESTIGATION ON THE PROBLEM. THE FIFTH TIME HAPPENED AROUND FIVE OR SIX DAYS AFTER I PICKED MY CAR UP FROM THE PREVIOUS TIME GETTING FIXED, ONLY THIS TIME THEY BROUGHT IT TO THEIR SISTER STORE THE ONE WITH THE HUMMER CERTIFIED TECHNICIANS. I FINALLY GOT MY CAR BACK TWO WEEKS LATER. THEN AROUND THE LAST OF THE COLD WEATHER IT HAPPENED AGAIN IT WAS THE BEGINNING OF APRIL. I GOT IT BACK AND HAD NO PROBLEMS, NOT EVEN WITH MY A/C, WHICH I RUN ALL SUMMER LONG. NOW THIS NOVEMBER WAS THE FIRST TIME IT HAPPENED AGAIN SINCE LAST APRIL, AND IT'S GOING TO BE THE LAST. *TR
NHTSA ODI #10365435
67,355 miles · Aug 15, 2010
Electrical SystemVisibility
HEATER A/C FAN MOTOR QUIT. THE DEALER REPAIRED THE LINK AS HE SAID IT HAD GOTTEN HOT AND BURNT OUT. I CAN'T FIND INVOICE AT THIS TIME, BUT BELIEVE IT TO BE AROUND $90.00. SERVICE DONE BY WHITEHEAD CHEVROLET OF TRUTH OR CONSEQUENCES, NM. THE SERVICE MGR SAID THIS WAS A COMMON PROBLEM. *TR
NHTSA ODI #10349487
36,786 miles · Jul 22, 2010
Electrical System
I OWN A 2006 HUMMER H3. MY FAN BLOWER QUIT WORKING. UPON INVESTIGATION I FOUND THE BLOWER MOTOR RESISTOR AND THE CONNECTOR TO BE WELDED TOGETHER. I HAD TO REPLACE BOTH ITEMS BECAUSE THEY WERE MELTED TOGETHER. THIS HAS TO BE A FIRE HAZARD AND AFTER I GOOGLED IT TO FIGURE OUT HOW TO FIX IT I WAS SHOCKED AT THE NUMBER OF PEOPLE WHO…
Read full complaint
I OWN A 2006 HUMMER H3. MY FAN BLOWER QUIT WORKING. UPON INVESTIGATION I FOUND THE BLOWER MOTOR RESISTOR AND THE CONNECTOR TO BE WELDED TOGETHER. I HAD TO REPLACE BOTH ITEMS BECAUSE THEY WERE MELTED TOGETHER. THIS HAS TO BE A FIRE HAZARD AND AFTER I GOOGLED IT TO FIGURE OUT HOW TO FIX IT I WAS SHOCKED AT THE NUMBER OF PEOPLE WHO HAVE HAD THE SAME PROBLEM. I CAN NOT BELIEVE THIS HAS NOT BEEN A RECALL ISSUE. *TR
NHTSA ODI #10344693
Mileage unknown · May 30, 2010
Electrical SystemInterior LightingStructure
ON MAY 29 2010 I WENT TO THE STORE AROUND AFTERNOON AND CAME BACK FROM THE STORE I STARTED MY HUMMER 2006 H3 THE CAR STARTED AND I LOOK AT THE INDASH AND NO LIGHT CAME ON AND I DRIVE AROUND THE PARKING LOT TO SEE IF THE IN DASH LIGHT COME ON AND I PARK THE CAR AND TURN OFF MY IGNITION AND TURN IT BACK ON STILL THE SAME NO LIGHT …
Read full complaint
ON MAY 29 2010 I WENT TO THE STORE AROUND AFTERNOON AND CAME BACK FROM THE STORE I STARTED MY HUMMER 2006 H3 THE CAR STARTED AND I LOOK AT THE INDASH AND NO LIGHT CAME ON AND I DRIVE AROUND THE PARKING LOT TO SEE IF THE IN DASH LIGHT COME ON AND I PARK THE CAR AND TURN OFF MY IGNITION AND TURN IT BACK ON STILL THE SAME NO LIGHT ON MY INDASH AND I WAS SCARE TO DRIVE IT OUT ON THE ROAD BECAUSE I DON'T SEE HOW FAST I WAS RUNNING OR THE CAR MIGHT DIE OUT ON ME WHEN IM DRIVING AND I WAS THINKING TO MYSELF THIS IS VERY DANGEROUS BECAUSE THIS COULD CAUSE AN ACCIDENT AND I WAS MAD I DROVE HOME AND ABOUT 3 OR 4 MINUTE LATER THE LIGHT CAME BACK ON WHEN I WAS DRIVING AND I WAS WONDER WHAT COULD CAUSE THIS TO HAPPEN OR DID MY ELECTRIC WIRE SHORT CIRCUIT AND MY TRUCK IS 4 YEAR OLD AND BARELY DRIVING IT. SO COULD YOU PLEASE INVESTIGATE ON THIS, BECAUSE IT HAPPEN TO ME IT COULD HAPPEN TO OTHER HUMMER H3 OWNER . SO PLEASE ACT NOW SO NO ONE GET HURT AND TO PREVENT FROM HAPPENING AND LAST MONTH MY TWO DOOR ON THE PASSENGER SIDE FRONT AND BACK HAS A SQUEAKY NOISE EVERYTIME I OPEN THE FRONT AND BACK PASSENGER IT MAKE TO MUCH NOISE AND I WONDER IS THIS HOW HUMMER MAKE THERE QUALITY TRUCK LIKE THIS AND MY TRUCK IS ONLY 4 YEAR OLD AND STILL BRAND NEW. *TR
NHTSA ODI #10333855
77,147 miles · Aug 17, 2009
Electrical SystemVisibility
LAST WEEK I WAS DRIVING LOCALLY HOME WHEN MY H3 CAB FILLED WITH SMOKE BLOCKING MY VISION AND THE A/C BLOWER STOPPED...I NEARLY DROVE INTO A TREE...IF I HAD BEEN ON THE HIGHWAY AT SPEED, I WOULD BE DEAD. I TOOK THE CAR TO A LOCAL SHOP, AS CLOSE AS I COULD GET...ANYWAY MY DEALER WAS SHUT DOWN AS GM WENT INTO BANKRUPTCY. THE MECH…
Read full complaint
LAST WEEK I WAS DRIVING LOCALLY HOME WHEN MY H3 CAB FILLED WITH SMOKE BLOCKING MY VISION AND THE A/C BLOWER STOPPED...I NEARLY DROVE INTO A TREE...IF I HAD BEEN ON THE HIGHWAY AT SPEED, I WOULD BE DEAD. I TOOK THE CAR TO A LOCAL SHOP, AS CLOSE AS I COULD GET...ANYWAY MY DEALER WAS SHUT DOWN AS GM WENT INTO BANKRUPTCY. THE MECHANIC FOUND THAT A WIRING HARNESS CONNECTOR BURNED OUT, CREATING THE SMOKE AND CUTTING THE BLOWER OFF (SEE PHOTOS). I REPORTED THIS TO GM, ASKING THEM FOR REFUND OF COSTS AND TO INVESTIGATE THIS SERIOUS SAFETY MATTER. THEY REFUSED BECAUSE I AM OUT OF WARRANTY! I BELIEVE THEY ARE COVERING UP A SERIOUS MANUFACTURING FLAW...WHEN THE MECHANIC PHONED GM FOR THE WIRING HARNESS SECTION INVOLVED, THEY HAD IT IN STOCK READY TO GO...EVIDENTLY, GM KNOWS OF THIS FLAW. IF THIS PROBLEM IS NOT TAKEN SERIOUSLY, SOMEONE WILL BE KILLED BY IT! *TR UPDATED 08/20/09.*JB
NHTSA ODI #10280612
50,000 miles · Sep 29, 2008
Electrical SystemFireInjury
FIRE STARTED IN BACK OF MY GLOVE BOX IN MY HUMMER H3. *TR
NHTSA ODI #10243950
13,000 miles · Feb 23, 2007
Electrical System
TL* THE CONTACT OWNS A 2006 HUMMER H3. WHILE DRIVING AT 70 MPH UNDER NORMAL CONDITIONS THE OIL AND AIR BAG WARNING INDICATOR LIGHTS TURNED ON AND THE VEHICLE BEGAN TO DECELERATE. THE CONTACT TURNED THE IGNITION OFF, AND ON WITHIN 5 MINUTES, DROVE THE VEHICLE AND FAILURE DIDN'T REAPPEAR. THE DEALER WAS UNABLE TO DIAGNOSE THE F…
Read full complaint
TL* THE CONTACT OWNS A 2006 HUMMER H3. WHILE DRIVING AT 70 MPH UNDER NORMAL CONDITIONS THE OIL AND AIR BAG WARNING INDICATOR LIGHTS TURNED ON AND THE VEHICLE BEGAN TO DECELERATE. THE CONTACT TURNED THE IGNITION OFF, AND ON WITHIN 5 MINUTES, DROVE THE VEHICLE AND FAILURE DIDN'T REAPPEAR. THE DEALER WAS UNABLE TO DIAGNOSE THE FAILURE. ALSO, THE DEALER STATED THAT IT COULD BE AN ELECTRICAL FAILURE BUT THEY COULDN'T CONFIRM IT. THE CURRENT AND FAILURE MILEAGE WERE BOTH 13,000. *AK
NHTSA ODI #10183333
Official recalls
4Jul 1, 2015
General Motors LLC (GM) is recalling certain model year 2006-2010 Hummer H3 vehicles manufactured February 5, 2005, to May 24, 2010, and 2009-2010 Hummer H3T vehicles manufactured May 21, 2008, to May 24, 2010. In the affected vehicles, the connector module that controls the blower motor speed for the heating, ventilation and air conditioning system may overheat.
Consequence & remedy
Consequence: If the blower motor connector module overheats, it can increase the risk of a fire.
Remedy: GM will notify owners, and dealers will replace part of the blower motor connector and harness, free of charge. The recall began February 26, 2016. Owners may contact Hummer customer service at 1-800-732-5493. GM's number for this recall is 15042.
Apr 30, 2010
GM IS RECALLING CERTAIN MODEL YEAR 2006 THROUGH 2010 HUMMER H3 VEHICLES. SOME OF THESE VEHICLES HAVE A CONDITION IN WHICH THE INTEGRAL CLIP-TABS ON THE LOUVER ON THE HOOD MAY FRACTURE, CAUSING THE HOOD LOUVER RATTLE AGAINST THE HOOD AND BECOME LOOSE. IF THIS INDICATOR IS UNNOTICED, ADDITIONAL CLIPS COULD FRACTURE AND THE HOOD LOUVER COULD DETACH FROM THE VEHICLE.
Consequence & remedy
Consequence: IF THE VEHICLE IS BEING DRIVING WHEN THIS OCCURS, IT COULD STRIKE A FOLLOWING VEHICLE AND CAUSE INJURY AND/OR PROPERTY DAMAGE.
Remedy: DEALERS WILL APPLY AN ADHESIVE TO THE HOOD LOUVER TO SECURE IT TO THE HOOD. THIS SERVICE WILL BE PERFORMED FREE OF CHARGE. THE SAFETY RECALL BEGAN ON APRIL 12, 2010. OWNERS MAY CONTACT HUMMER AT 800-732-5493 OR AT THE OWNER CENTER AT WWW.GMOWNERCENTER.COM.
Oct 31, 2006
CERTAIN VEHICLES ORIGINALLY BUILT WITH CLOTH SEATS THAT WERE EQUIPPED WITH AN AUTOMATIC AIR BAG PASSENGER SENSING SYSTEM AND LATER REUPHOLSTERED WITH AFTERMARKET LEATHER SEAT COVER KITS ARE INVOLVED. TESTING HAS INDICATED THAT THE AFTERMARKET LEATHER SEAT COVERS CAN CAUSE THE PASSENGER SENSING SYSTEM TO MALFUNCTION.
Consequence & remedy
Consequence: IF THE PASSENGER SENSING SYSTEM MALFUNCTIONS, THE FRONT AIR BAG ON THE PASSENGER SIDE MAY BE DISABLED WHEN IT SHOULD BE ENABLED, OR ENABLED WHEN IT SHOULD BE DISABLED. IN EITHER CASE, IN THE EVENT OF A CRASH THAT REQUIRES AIR BAG DEPLOYMENT, A FRONT PASSENGER'S LEVEL OF INJURY MAY BE INCREASED.
Remedy: BECAUSE A REPLACEMENT LEATHER SEAT COVER THAT IS COMPATIBLE WITH THE PASSENGER SENSING SYSTEM IS NOT AVAILABLE, GENERAL MOTORS (GM) WILL REPURCHASE THESE VEHICLES IN ACCORDANCE WITH THE TERMS STATED IN GM'S LETTER TO OWNERS. THE RECALL BEGAN ON NOVEMBER 6, 2006. OWNERS SHOULD CONTACT GM AT 1-877-477-1022 TO BEGIN THE PROCESS OF REPURCHASING THEIR VEHICLE.
Dec 7, 2005
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.
Consequence & remedy
Consequence: A MISPRINTED LABEL COULD LEAD TO IMPROPER VEHICLE LOADING SPECIFICATIONS OR TIRE INFLATION WHICH COULD RESULT IN A TIRE FAILURE, INCREASING THE RISK OF A CRASH.
Remedy: OWNERS WILL BE PROVIDED WITH CORRECTED LABELS AND INSTALLATION INSTRUCTIONS. AT THE CUSTOMER'S OPTION, A DEALER CAN INSTALL THE LABEL FOR THEM. THE RECALL BEGAN ON MARCH 31, 2006. OWNERS MAY CONTACT BUICK AT 1-866-608-8080, CADILLAC AT 1-866-982-2339, CHEVROLET AT 1-800-630-2438, GMC AT 1-866-996-9463, HUMMER AT 1-800-732-5493, PONTIAC AT 1-800-620-7668, SATURN AT 1-800-972-8876, OR ISUZU AT 1-800-255-6727.
Model-level recall history does not show whether a particular VIN is affected or has received a repair. Check a VIN with NHTSA ↗