NHTSA owner reports · September 18, 2026 snapshot.
What owners actually said
244 reports7,000 miles · Jul 19, 2005
Electrical System
DT THE VEHICLE SHUTS OFF AND LOSES POWER IN THE MIDDLE OF TRAFFIC. VEHICLE WAS TOWED TO THE DEALERS 4 TIMES, THEY SAID IT DIFFERENT SENSORS. CALLED THE INFINITI HOTLINE THEY SAID IT SHOULD BE FIXED NOW. HAD IT TOWED THE FIRST TIME ON OCT 20, 2004. SECOND AND THIRD TIMES A IT WOULD RESTART BUT VERY SLUGISH. THEY PICKED IT UP. …
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DT THE VEHICLE SHUTS OFF AND LOSES POWER IN THE MIDDLE OF TRAFFIC. VEHICLE WAS TOWED TO THE DEALERS 4 TIMES, THEY SAID IT DIFFERENT SENSORS. CALLED THE INFINITI HOTLINE THEY SAID IT SHOULD BE FIXED NOW. HAD IT TOWED THE FIRST TIME ON OCT 20, 2004. SECOND AND THIRD TIMES A IT WOULD RESTART BUT VERY SLUGISH. THEY PICKED IT UP. FOURTH TIME THEY CAME AND TOOK VEHICLE. *AK
NHTSA ODI #10129325
12,000 miles · Jul 9, 2005
Latches/locks/linkages
I RAN OVER A DOG WHICH DID BUMPER DAMAGE AND SOME DAMAGE UNDERNEATH THE VEHICLE. WHILE THERE WAS NO DAMAGE ABOVE THE BUMPER, THE HOOD LATCH RELEASE, LETTING THE HOOD FOLD BACK OVER THE WINDSHIELD. THE HOOD WAS DESTROYED, BOTH FRONT FENDERS DAMAGED, THE ROOF DENTED, AND THE SUNROOF DAMAGED. I WAS DOING 70 MPH WHEN THE HOOD COV…
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I RAN OVER A DOG WHICH DID BUMPER DAMAGE AND SOME DAMAGE UNDERNEATH THE VEHICLE. WHILE THERE WAS NO DAMAGE ABOVE THE BUMPER, THE HOOD LATCH RELEASE, LETTING THE HOOD FOLD BACK OVER THE WINDSHIELD. THE HOOD WAS DESTROYED, BOTH FRONT FENDERS DAMAGED, THE ROOF DENTED, AND THE SUNROOF DAMAGED. I WAS DOING 70 MPH WHEN THE HOOD COVERED THE WINDSHIELD! THE BODY SHOP AND INSURANCE ADJUSTER SAID THE HOOD LATCH SHOULD NOT HAVE RELEASED.
NHTSA ODI #10128212
5,000 miles · Jul 8, 2005
Latches/locks/linkages
DT: INFINITI G 35 2004. WHEN IN THE CAR, AND THE DOORS ARE LOCKED EITHER MANUALLY OR ELECTRONICALLY THE CONSUMER COULD NOT UNLOCK THEM UNLESS THEY WERE MANUALLY OR ELECTRONICALLY UNLOCKED. THE CONSUMER COULD NOT UNLOCK THE DOOR BY TUGGING ON THE DOOR HANDLE. THE REASON HE WAS CONCERNED ABOUT THIS WAS BECAUSE HE LIVED IN FL…
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DT: INFINITI G 35 2004. WHEN IN THE CAR, AND THE DOORS ARE LOCKED EITHER MANUALLY OR ELECTRONICALLY THE CONSUMER COULD NOT UNLOCK THEM UNLESS THEY WERE MANUALLY OR ELECTRONICALLY UNLOCKED. THE CONSUMER COULD NOT UNLOCK THE DOOR BY TUGGING ON THE DOOR HANDLE. THE REASON HE WAS CONCERNED ABOUT THIS WAS BECAUSE HE LIVED IN FLORIDA, AND CARS GO INTO CANALS FREQUENTLY. HE IS CONCERNED THAT IN THE EVENT OF THE CAR GOING INTO A CANAL, THE SYSTEM WILL POSSIBLY SHORT OUT, AND HE WOULD NOT BE ABLE TO GET THE DOOR OPENED. *AK *SC *JB
NHTSA ODI #10125766
8,800 miles · Jun 13, 2005
Power Train
SEVERAL TIMES WHEN DRIVING MY 2004 INFINITI G35X, THE CAR WILL ACCELERATE WHEN I DOWNSHIFT IN THE "TIPTRONIC" MODE FROM 3RD TO 2ND OR FROM 2ND TO 1ST. ALTHOUGH THIS HAS NOT CAUSED AN ACCIDENT, I WANTED TO PROVIDE THIS INFORMATION TO YOU AS I AM NOT SURE IF THIS IS THE WAY THE CAR IS INTENDED TO OPERATE. THIS CONDITION WOUL…
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SEVERAL TIMES WHEN DRIVING MY 2004 INFINITI G35X, THE CAR WILL ACCELERATE WHEN I DOWNSHIFT IN THE "TIPTRONIC" MODE FROM 3RD TO 2ND OR FROM 2ND TO 1ST. ALTHOUGH THIS HAS NOT CAUSED AN ACCIDENT, I WANTED TO PROVIDE THIS INFORMATION TO YOU AS I AM NOT SURE IF THIS IS THE WAY THE CAR IS INTENDED TO OPERATE. THIS CONDITION WOULD POTENTIALLY CAUSE AN ACCIDENT AT AN LOW SPEED (30 MILES PER HOUR OR LESS) WHERE THE DRIVER WAS NOT EXPECTING THE CAR WOULD "LUNGE" FORWARD WHEN DOWNSHIFTING WITH A TIPTRONIC TRANSMISSION
NHTSA ODI #10125060
Mileage unknown · Jun 11, 2005
Unknown Or Other
I HAVE NOTICED THAT THE AIR FROM THE VENTS IS HEATED NO MATTER WHAT THE DESIRED TEMP SETTING. I HAVE ALSO NOTICED THAT AT TIMES I SMELL FUMES COMING THROUGH THE VENTS EVEN WHEN I AM NOT IN TRAFFIC. I DECIDED TO INVESTIGATE WHERE THE AIR INTAKE IS DRAWN INTO THE CAR, AND TO MY SURPRISE, THE AIR IS BEING TAKEN THROUGH THE BATTERY …
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I HAVE NOTICED THAT THE AIR FROM THE VENTS IS HEATED NO MATTER WHAT THE DESIRED TEMP SETTING. I HAVE ALSO NOTICED THAT AT TIMES I SMELL FUMES COMING THROUGH THE VENTS EVEN WHEN I AM NOT IN TRAFFIC. I DECIDED TO INVESTIGATE WHERE THE AIR INTAKE IS DRAWN INTO THE CAR, AND TO MY SURPRISE, THE AIR IS BEING TAKEN THROUGH THE BATTERY COMPARTMENT ON THE PASSENGER SIDE AND THE MASTER CYLINDER COMPARTMENT ON THE DRIVER SIDE. I FIND IT UNBELIEVABLE THAT THE AIR BEING FED TO THE PASSENGER COMPARTMENT IS COMING FROM UNDER THE HOOD - WORSE FROM THE BATTERY COMPARTMENT. IF YOU REMOVE THE BATTERY COVER AND LOOK BEHIND THE BATTERY, YOU WILL SEE THE INTAKE DUCT AND THE BLOWER. THIS HAS TO BE A MAJOR HEALTH ISSUE.
NHTSA ODI #10125017
1,085 miles · Apr 22, 2005
Engine And Engine Cooling
ON TWO SEPARATE OCCASIONS THE ENGINE STALLED WHILE DRIVING 65 MPH OR MORE. THE VEHICLE WAS TAKEN TO THE DEALER. ON THE FIRST VISIT THE DEALER WAS NOT ABLE TO DUPLICATE THE PROBLEM. THE SECOND VISIT THE DEALER REPLACED THE COMPLETE THROTTLE BODY CHAMBER. THE PROBLEM APPEARS TO BE CORRECT AT THIS TIME. *JB
NHTSA ODI #10119083
Mileage unknown · Apr 22, 2005
SeatsInjury
(ABBREVIATED COMMUNICATION WITH INFINITI) [ME] I JUST RECENTLY PURCHASED A 2004 G35. AS I HAVE DRIVEN THE VEHICLE, IT HAS BECOME NOTICEABLE THAT THE SEAT CONTROLS IN THE SEAT CUSHION EXERT PRESSURE ON MY UPPER THIGH TO THE POINT OF IT BEING PAINFUL IF DRIVING FOR ANY LENGTH OF TIME. I ASKED THE DEALER REP. IF THERE HAD BEEN …
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(ABBREVIATED COMMUNICATION WITH INFINITI) [ME] I JUST RECENTLY PURCHASED A 2004 G35. AS I HAVE DRIVEN THE VEHICLE, IT HAS BECOME NOTICEABLE THAT THE SEAT CONTROLS IN THE SEAT CUSHION EXERT PRESSURE ON MY UPPER THIGH TO THE POINT OF IT BEING PAINFUL IF DRIVING FOR ANY LENGTH OF TIME. I ASKED THE DEALER REP. IF THERE HAD BEEN ANY COMPLAINTS ON THIS ISSUE, AND HE SAID HE HAD NOT HEARD OF ANY, AND HE SAID THAT THE 2005 MODEL HAS THE SAME DESIGN. I AM SURPRISED THAT THIS WAS NOT RESOLVED WITH THE NEW MODEL YEAR AS THERE HAS GOT TO BE OTHER OWNERS WITH SIMILAR COMPLAINTS. CURRENTLY, I DRIVE 15 MINUTES EACH WAY TO WORK, AND AS I AM SITTING HERE TYPING THIS, I CAN FEEL WHAT FEELS LIKE A BRUISE ON MY THIGH FROM THE PRESSURE FROM SITTING NEXT TO THE CONTROLS. I AM 6' 0" 185 POUNDS AND WOULD CONSIDER MYSELF TO BE OF AVERAGE BUILD. IT WOULD SEEM THAT THERE SHOULD BE SOME KIND OF RETROFIT KIT AVAILABLE TO REMEDY THIS PROBLEM. PLEASE ADVISE. [INFINITI] CURRENTLY, THERE IS NO TECHNICAL BULLETIN OR KIT AVAILABLE IN REGARDS TO YOUR SEAT CONTROL/CUSHION CONCERN. WE RECOMMEND CONTACTING YOUR LOCAL INFINITI DEALER TO REVIEW VEHICLE CONCERNS WHICH MAY BE ADDRESSED UNDER WARRANTY. [ME] IT DOESN'T APPEAR THAT A CLAIM AGAINST THE WARRANTY IS A VIABLE OPTION. MY PURPOSE IN CONTACTING INFINITI IS TO NOTIFY YOU OF THE PROBLEM HOPING THAT THIS ISSUE HAS BEEN OR WILL BE ADDRESSED BY THE DESIGN TEAM AND A SOLUTION PURSUED. THIS MAY BE SOMETHING THAT IS CORRECTABLE FOR THE CURRENT MODEL YEAR OR A CHANGE IN SUBSEQUENT MODEL YEARS; OR AT THE VERY LEAST YOU COULD GIVE DIRECTIONS ON HOW THE OWNERS COULD REMEDY THIS PROBLEM ON THEIR OWN. THIS PROBLEM IS A RESULT OF NO PADDING IN THE SEAT AREA WHERE INSTEAD THERE ARE THE SEAT CONTROLS. IN MY OPINION, THIS IS A RESULT OF A PARADIGM SHIFT TO A BAD IDEA. SEAT CUSHIONS ARE FOR SITTING, NOT FOR HARD CONTROLS. *JB
NHTSA ODI #10118269
24,000 miles · Apr 8, 2005
Air BagsElectronic Stability ControlService Brakes, AirCrashInjury
WHILE DRIVING OUR 2004 INFINITY G35 ON THE FWY GOING ABOUT 40 MPH (THE GROUND WAS WET) WE FELT THE TRACK CONTROL STARTED TO SHIFT SIDE TO SIDE, A TRUCK CUT IN FRON US US, WHICH MADE MY HUSBAND PUT ON BRAKES, AS HE PUTTED ON BRAKES, THE DRIVER SIDE FRONT BRAKE LOCKED, WHICH CAUSED FOR THE CARD TO TURN SIDEWAYS AND HIT THE CENTER…
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WHILE DRIVING OUR 2004 INFINITY G35 ON THE FWY GOING ABOUT 40 MPH (THE GROUND WAS WET) WE FELT THE TRACK CONTROL STARTED TO SHIFT SIDE TO SIDE, A TRUCK CUT IN FRON US US, WHICH MADE MY HUSBAND PUT ON BRAKES, AS HE PUTTED ON BRAKES, THE DRIVER SIDE FRONT BRAKE LOCKED, WHICH CAUSED FOR THE CARD TO TURN SIDEWAYS AND HIT THE CENTER DIVIDER FULL SPEED. THE BRAKES AFTER THEY LOCKED, NEVER STOPPED THE CAR, THE ONLY THING THAT STOPPED US WAS THE CENTER DIVIDER. THE AIRBAGS NEVER POP, AS WE HIT THE WALL GOING 40 MILES PER HOURS. I HAVE TAKEN THE CAR TO THE DEALER RECENTLY AND HAD THE BRAKES CHANGED (2 TIMES IN 11 MONTHS) AND THE LAST TME I TOOD THE CAR I INFORMED THE DEALER THAT THE BRAKES FELT HARD, AND THEY WERE HARD TO STOP THEY STATED THAT THE BRAKES WILL GET BETTER WITH USE, AND THAT'S HOW IT USUALLY FELT AFTER THE BRAKES WERE CHANGED. THE CAR DID NOT DRIVE THE SAME, THE TRACTION WAS NOT WORKING, THE BRAKES LOCKED AND TO TOP IT ALL THE BAGS DID NOT DEPLOYED AFTER IMPACT.*AK
NHTSA ODI #10116638
15,000 miles · Apr 7, 2005
Service Brakes, HydraulicCrash
WHILE DRIVING AT APPROXIMATELY 75 MPH DRIVER WAS CHANGING LANES AND THE ABS SYSTEM LOCKED UP, CAUSING THE VEHICLE TO SPIN AND HIT THE CENTER DIVIDER AND FLIP OVER SEVERAL TIMES. THE TWO PASSENGERS AND THE DRIVER WERE KILLED . *AK
NHTSA ODI #10117617
10,000 miles · Mar 17, 2005
Power Train
THIS COMPLAINT IS IN REGARDS TO THE 6 SPEED MANUAL TRANSMISSION. I HAVE HAD THE CAR SEVERAL MONTHS AND HAVE NOTICED A RATTLE/GRINDING NOISE EMINATING FROM THE TRANSMISSION WHILE THE CAR IS STOPPED AND IDLING. THE CAR MUST BE WARMED UP AND HAVE BEEN DRIVEN IN STOP AND GO TRAFFIC FOR APPROXIMATELY 15 MINUTES IN ORDER TO HEAR THE…
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THIS COMPLAINT IS IN REGARDS TO THE 6 SPEED MANUAL TRANSMISSION. I HAVE HAD THE CAR SEVERAL MONTHS AND HAVE NOTICED A RATTLE/GRINDING NOISE EMINATING FROM THE TRANSMISSION WHILE THE CAR IS STOPPED AND IDLING. THE CAR MUST BE WARMED UP AND HAVE BEEN DRIVEN IN STOP AND GO TRAFFIC FOR APPROXIMATELY 15 MINUTES IN ORDER TO HEAR THE NOISE. WHEN I DEPRESS THE CLUTCH PEDAL, THE NOISE STOPS. I UNDERSTAND THIS IS AN ISSUE WITH THE "THROW OUT" BEARING IN THE MANUAL TRANSMISSION THAT HAS APPARENTLY BEEN RESOLVED IN THE 2005 MODEL. IN ADDITION TO THE NOISE WHILE IDLING, I HAVE NOTICED A "CLUNK" SOUND WHEN SHIFTING INTO AND OUT OF FIRST GEAR. THE NOISE IS GETTING WORSE, BUT IS CURRENTLY TOLLERABLE. THE NOISE WHILE IDLING IS NOT TOLLERABLE.*AK
NHTSA ODI #10114227