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2003 Infiniti G35

Owner reports · Recalls · Investigations

More warning signs than most G35 years

Owner complaints for the 2003 Infiniti G35 are substantially higher than the model-year median of 129.5.

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When problems were reported

Mileage at the reported incident

419 reports with mileage · 114 unknown

NHTSA’s mileage field refers to the reported incident, not necessarily the filing date. This shows report counts, not the likelihood of a failure.

What to inspect

Issues worth paying extra attention to based on owner reports.

  • Electrical System. Review the 220 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Visibility. Review the 68 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Engine And Engine Cooling. Review the 67 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →

NHTSA owner reports · September 18, 2026 snapshot.

15 crash reports5 fire reports4 injury reports

Electrical System complaints

220 reports
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84,500 miles · Oct 24, 2010
Electrical SystemEquipmentInterior Lighting

2003 G35 SEDAN CENTRAL CONSOLE A/C, SELECTED LIGHTS, AND AUDIO CONTROLS STOPPED WORKING SUDDENLY. CANNOT CONTROL HEAT/DEFROST/AIR CONDITIONING. CAUSED WINDOWS TO FOG UP QUICKLY IMPAIRING VISUAL FIELD WHILE DRIVING ON HIGHWAY. THIS IS VERY HAZARDOUS BECAUSE OF ITS UNEXPECTED AND UNPREDICTABLE ONSET. *TR

NHTSA ODI #10362132

84,250 miles · Oct 23, 2010
Electrical SystemVisibility

THE AUDIO/CLIMATE CONTROLS ON MY 2003 INFINITI G35 STOPPED WORKING WHILE MY AC GOES ON FULL BLAST. CAN'T TURN IT OFF. I HAVE NO CONTROL OF MY RADIO. CALLED THE DEALER. THEY SAID IT COULD BE THE RADIO ($900), THE CIRCUIT BOARD ($900) OR BOTH ($1800) PLUS TAX. AND THAT'S ON TOP OF THE DIAGNOSTICS FEE THEY WILL CHARGE. INFINITI SE…

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THE AUDIO/CLIMATE CONTROLS ON MY 2003 INFINITI G35 STOPPED WORKING WHILE MY AC GOES ON FULL BLAST. CAN'T TURN IT OFF. I HAVE NO CONTROL OF MY RADIO. CALLED THE DEALER. THEY SAID IT COULD BE THE RADIO ($900), THE CIRCUIT BOARD ($900) OR BOTH ($1800) PLUS TAX. AND THAT'S ON TOP OF THE DIAGNOSTICS FEE THEY WILL CHARGE. INFINITI SERVICE ADVISOR TOLD ME THAT BECAUSE IT'S OUT OF WARRANTY, IT'S JUST LIKE A BULB GOING OUT. WHAT A RIPOFF. . *TR

NHTSA ODI #10361859

150,000 miles · Oct 21, 2010
Electrical System

INFINITI ISSUED A TSB ABOUT AN AUDIO FINISHER CIRCUIT POTENTIALLY FAILING. MEANWHILE THEY DID NO RECALL OR NOTIFIED CUSTOMERS. THE CIRCUIT CONTROLS ALL THE HVAC AND RADIO CONTROL. MEANING, WHEN IT MALFUNCTIONS, YOU HAVE NO ABILITY TO USE THE DEFROSTER TO DEFOG THE WINDOW. NO CONTROL CAN BE HAD OF THE SYSTEM. IT TURNS ON THE…

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INFINITI ISSUED A TSB ABOUT AN AUDIO FINISHER CIRCUIT POTENTIALLY FAILING. MEANWHILE THEY DID NO RECALL OR NOTIFIED CUSTOMERS. THE CIRCUIT CONTROLS ALL THE HVAC AND RADIO CONTROL. MEANING, WHEN IT MALFUNCTIONS, YOU HAVE NO ABILITY TO USE THE DEFROSTER TO DEFOG THE WINDOW. NO CONTROL CAN BE HAD OF THE SYSTEM. IT TURNS ON THE AC AUTOMATICALLY AND DISABLES ALL CONTROLS. *TR

NHTSA ODI #10361634

75,000 miles · Oct 19, 2010
Electrical System

I HAVE INFINITI G35 AND HAVE HAD THE SAME CONTROL PROBLEMS WITH THE RADIO/AC/DEFROST /FAN CONTROLS. I KNOW THERE WAS A RECALL IN 2003 THAT WAS NOT MANDATORY BUT STATED DEALERSHIPS SHOULD REPLACE THESE CIRCUIT BOARD UNITS AS A SAFETY CONCERN AND FOR THE SAFETY OF THEIR CUSTOMERS. THE DEALER SHIP..INSKIP- WARWICK RI - CLAIMS MY CA…

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I HAVE INFINITI G35 AND HAVE HAD THE SAME CONTROL PROBLEMS WITH THE RADIO/AC/DEFROST /FAN CONTROLS. I KNOW THERE WAS A RECALL IN 2003 THAT WAS NOT MANDATORY BUT STATED DEALERSHIPS SHOULD REPLACE THESE CIRCUIT BOARD UNITS AS A SAFETY CONCERN AND FOR THE SAFETY OF THEIR CUSTOMERS. THE DEALER SHIP..INSKIP- WARWICK RI - CLAIMS MY CAR DOES NOT MEET THE PROBLEM AND IT IS MY RADIO THAT NEEDS REPLACING FOR $900 EVEN THOUGH MY RADIO WORKS THROUGH THE STEERING COLUMN AND I CAN CONTROL SOUND, MODES AND STATIONS. HOW CAN IT BE THAT IT IS THE RADIO AND NOT THE CIRCUIT BOARD WHICH THEY ADMIT IS AN ISSUE IN OTHER G35'S. THIS IS OBVIOUSLY A SAFETY ISSUE, INFINITI HAS SENT RECALL REGARDING THIS, THE DEALERSHIP ADMITS THERE ARE PROBLEMS WITH BOARDS AND YET THEY WILL NOT REPLACE THESE UNITS....I FEEL SOMETHING NEEDS TO BE DONE AS IT IS IMPOSSIBLE TO CONTROL DEFROSTING DURING THE WINTER MONTHS. WILL IT TAKE SOMEONE TO BE INJURED OR KILLED TO GET SOME ACTION. *TR

NHTSA ODI #10361160

51,352 miles · Oct 18, 2010
Electrical SystemExterior Lighting

THERE IS A KNOWN ISSUE WITH THE REAR WINDOW BRAKE LIGHT OF THE INFINITI G35. IN 90% OF 2003-2004 CARS, THIS ISSUE IS KNOWN TO OCCUR. A NON-FUNCTIONING BRAKE LIGHT IS A SERIOUS SAFETY ISSUE. INFINITI HAS YET TO ISSUE A RECALL. LATER MODEL YEARS DO NOT SUFFER AS MUCH FROM THIS ISSUE. TO MAKE THINGS WORSE, THIS IS NOT A SIMPLE…

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THERE IS A KNOWN ISSUE WITH THE REAR WINDOW BRAKE LIGHT OF THE INFINITI G35. IN 90% OF 2003-2004 CARS, THIS ISSUE IS KNOWN TO OCCUR. A NON-FUNCTIONING BRAKE LIGHT IS A SERIOUS SAFETY ISSUE. INFINITI HAS YET TO ISSUE A RECALL. LATER MODEL YEARS DO NOT SUFFER AS MUCH FROM THIS ISSUE. TO MAKE THINGS WORSE, THIS IS NOT A SIMPLE BULB REPLACEMENT. THE G35 HAS A FANCY AND EXPENSIVE LED SYSTEM. A SPECIFIC DIODE IS KNOWN TO GO BAD, WHICH MAKES THIS MORE OF A ELECTRICAL SYSTEM FAILURE. *TR

NHTSA ODI #10361071

109,455 miles · Oct 16, 2010
Electrical SystemEquipmentVisibility

ELECTRICAL CONTROL PANEL: HEAT/ DEFROST/ RADIO AND CD/TAPE. INTERMITTENT OPERATION WAS REPORTED TO INFINITI DEALER IN 2008. AT THE PRESENT TIME (OCT. 2010), THE CONTROL PANEL IS TOTALLY INOPERABLE AS OF THE BEGINNING OF OCTOBER 2010. THERE IS NO WAY OF CONTROLLING THE AC/DEFROST/TEMPERATURE. THE AUDIO/ CLIMATE SYSTEM WAS INSPEC…

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ELECTRICAL CONTROL PANEL: HEAT/ DEFROST/ RADIO AND CD/TAPE. INTERMITTENT OPERATION WAS REPORTED TO INFINITI DEALER IN 2008. AT THE PRESENT TIME (OCT. 2010), THE CONTROL PANEL IS TOTALLY INOPERABLE AS OF THE BEGINNING OF OCTOBER 2010. THERE IS NO WAY OF CONTROLLING THE AC/DEFROST/TEMPERATURE. THE AUDIO/ CLIMATE SYSTEM WAS INSPECTED AND CONFIRMED THAT THE CIRCUITRY HAS INTERNAL FAILURE. THIS HAS POSED A HAZARD SINCE THERE IS NO WAY OF CONTROLLING THE DEFROST AND FAN TO UNFOG THE WINDOWS. THERE WAS A VOLUNTARY RECALL IN 2004, HOWEVER I HAD NOT BEEN NOTIFIED. SEVERAL SIMILAR COMPLAINTS HAVE BEEN BLOGGED. DEALER WILL REPLACE UNIT FOR APPROXIMATELY $550.00 AT OWNER'S COST. HOWEVER, IT APPEARS THAT IT IS A DEFECT BY THE MANUFACTURER. *TR

NHTSA ODI #10360768

Mileage unknown · Oct 14, 2010
Electrical System

THERE IS A DEFECT IN THE 2003 INFINITI G35 COUPE MODELS. THE RADIO AND CLIMATE CONTROL LOOSES CONTROL AND ALL INDICATOR LIGHTS. THE DASH HAS NO FUNCTION AS IF THERE IS NO POWER, BUT DOES CONTINUE TO FUNCTION. THE "AUTO/AC" INDICATOR APPEARS ON THE CONSOLE LETTING YOU KNOW THAT THE CAR HAS TAKEN THE CONTROLS AWAY FROM YOU. THE A…

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THERE IS A DEFECT IN THE 2003 INFINITI G35 COUPE MODELS. THE RADIO AND CLIMATE CONTROL LOOSES CONTROL AND ALL INDICATOR LIGHTS. THE DASH HAS NO FUNCTION AS IF THERE IS NO POWER, BUT DOES CONTINUE TO FUNCTION. THE "AUTO/AC" INDICATOR APPEARS ON THE CONSOLE LETTING YOU KNOW THAT THE CAR HAS TAKEN THE CONTROLS AWAY FROM YOU. THE A/C CLOSES THE VENTS TO ONLY CIRCULATE COLD AIR ON IT'S LAST SETTING. WITH ALL FUNCTIONS TURNED OFF, THE DASH TURNS ITSELF ON TO THE SAME SETTING WITHOUT ANY MANUAL OPERATIONS. THE RADIO VOLUME NOR CHANNELS CANNOT BE CHANGED (OTHER THAN FROM THE STEERING-WHEEL) AND THE AIR CONDITIONING IS STUCK ON THE LAST SETTING AND CANNOT BE CHANGED WITHOUT TURNING THE CAR OFF. IS THIS CAUSED BY A DEFECTIVE CONTROL BOARD? THE LOCAL DEALERSHIP CLAIMS THEY'VE NEVER HEARD OF THIS HAPPENING. ALSO THE CAR TENDS TO LOCK ON ITS OWN. STANDING OUTSIDE TO GET GAS AND YOU HEAR THE DOORS LOCK, SOMETIMES BEFORE YOU CAN WALK AROUND THE CAR TO THE GAS PUMP. *TR

NHTSA ODI #10360533

75,000 miles · Sep 29, 2010
Electrical System

TL*THE CONTACT OWNS A 2003 INFINITI G35 SEDAN. WHILE DRIVING 40 MPH, THE CONTACT ATTEMPTED TO TURN ON THE REAR DEFROSTER BUT IT WOULD NOT TURN ON. HE WAS ALSO UNABLE TO CHANGE ANY OF THE CLIMATE CONTROL OR RADIO SETTINGS. AFTER THREE DAYS, HE WAS ABLE TO CHANGE THE RADIO AND CLIMATE CONTROL SETTINGS. THE FAILURE CONTINUED INTERM…

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TL*THE CONTACT OWNS A 2003 INFINITI G35 SEDAN. WHILE DRIVING 40 MPH, THE CONTACT ATTEMPTED TO TURN ON THE REAR DEFROSTER BUT IT WOULD NOT TURN ON. HE WAS ALSO UNABLE TO CHANGE ANY OF THE CLIMATE CONTROL OR RADIO SETTINGS. AFTER THREE DAYS, HE WAS ABLE TO CHANGE THE RADIO AND CLIMATE CONTROL SETTINGS. THE FAILURE CONTINUED INTERMITTENTLY AND THE CONTACT CALLED AN AUTHORIZED DEALER; HE WAS INFORMED THAT THE FAILURE WAS WITHIN THE AUDIO FINISHER CIRCUIT BOARD. THE VEHICLE HAD NOT BEEN REPAIRED. THE FAILURE MILEAGE WAS APPROXIMATELY 75,000 AND THE CURRENT MILEAGE WAS APPROXIMATELY 88,000.

NHTSA ODI #10358309

60,000 miles · Sep 14, 2010
Electrical System

ELECTRICAL PROBLEMS IN 2003 INFINITI G35 CAUSES COMPLETE LOSS OF CLIMATE CONTROLS INCLUDING FRONT AND REAR DEFROSTERS, AUDIO CONTROLS ALSO FAIL. INFINITI ISSUED A RECALL BUT ONLYVEHICLES MANUFACTURED BEFORE 8/2002 WERE COVERED. MY VEHICLE WAS BUILT IN 12/ 2002. *TR

NHTSA ODI #10355641

83,400 miles · Sep 8, 2010
Electrical SystemVisibility

I HAVE A 2003 INFINITY G35 COUPE MY RADIO DOES NOT WORK AND HAVE LOST ALL CONTROL OF MY HEAT AND AIR CONDITIONING I BELIEVE THIS IS A REALLY BIG PROBLEM DO TO THE FACT THAT I CANNOT DEFROST MY WINDOWS WHEN THEY FOG UP. *TR

NHTSA ODI #10354537

Official recalls

5

05V555000 · Fuel System, Gasoline

Dec 13, 2005

ON CERTAIN PASSENGER AND SPORT UTILITY VEHICLES, THE FUEL FILLER HOSE MAY CRACK AND RESULT IN FUEL LEAKAGE FROM THE HOSE WHILE REFUELING.

Consequence & remedy

Consequence: FUEL LEAKAGE IN THE PRESENCE OF AN IGNITION SOURCE COULD RESULT IN A FIRE.

Remedy: DEALERS WILL REPLACE THE FUEL FILLER HOSE. RECALL BEGAN ON FEBRUARY 27, 2006, FOR NISSAN OWNERS, AND ON MARCH 13, 2006, FOR INFINITI OWNERS. OWNERS MAY CONTACT NISSAN AT 1-800-647-7261 OR INFINITI AT 1-800-662-6200.

03V455000 · Engine And Engine Cooling

Nov 17, 2003

ON CERTAIN PASSENGER VEHICLES, THE CIRCUIT BOARD FOR THE CRANK POSITION SENSOR OR CAM POSITION SENSOR MAY HAVE AN IMPROPER SOLDER JOINT DUE TO SOLDER DEFORMATION CAUSED BY HEAT STRESS ACCELERATED BY THE EXISTENCE OF FLUX RESIDUE DURING THE SOLDERING PROCESS.

Consequence & remedy

Consequence: THIS COULD CAUSE THE "SERVICE ENGINE SOON" WARNING LIGHT TO COME ON, CREATE A NO START CONDITION, CAUSE REDUCED ENGINE POWER, OR CAUSE THE ENGINE TO STOP RUNNING WITHOUT WARNING DURING VEHICLE OPERATION, WHICH COULD RESULT IN A CRASH.

Remedy: DEALERS WILL REPLACE THE CRANK POSITION SENSORS. CAMSHAFT POSITION SENSOR(S), AND IN SOME CASES, THE VARIABLE TIMING CONTROL SENSOR(S). VEHICLES INVOLVED IN A PREVIOUS RECALL CAMPAIGN, 01V357, ARE ALSO INCLUDED IN THIS NEW CAMPAIGN. THE REPLACEMENT SENSORS USED IN THAT CAMPAIGN ARE ALSO AFFECTED. OWNER NOTIFICATION BEGAN ON DECEMBER 22, 2003. OWNERS SHOULD CONTACT NISSAN AT 1-800-647-7261 OR INFINITI AT 1-800-662-6200.

03V200000 · Exterior Lighting:brake Lights:switch

Jun 2, 2003

ON CERTAIN SEDAN AND COUPE MODEL VEHICLES, THE BRAKE STOP LAMP SWITCH MAY MALFUNCTION.

Consequence & remedy

Consequence: IF THIS OCCURS, THE BRAKE LAMPS WILL NOT ILLUMINATE WHEN THE BRAKE IS APPLIED, WHICH COULD RESULT IN A CRASH WITHOUT WARNING.

Remedy: DEALERS WILL REPLACE THE BRAKE LAMP SWITCH. OWNER NOTIFICATION BEGAN ON JUNE 23, 2003. OWNERS WHO TAKE THEIR VEHICLES TO AN AUTHORIZED DEALER ON AN AGREED UPON SERVICE DATE AND DO NOT RECEIVE THE FREE REMEDY WITHIN A REASONABLE TIME SHOULD CONTACT INFINITI AT 1-800-662-6200.

02V331000 · Exterior Lighting:headlights

Dec 12, 2002

CERTAIN SEDANS FAIL TO COMPLY WITH THE REQUIREMENTS OF FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 108, "LAMPS, REFLECTIVE DEVICES, AND ASSOCIATED EQUIPMENT." IN THE ASSEMBLY OF THE HEADLAMPS, IT IS NECESSARY TO HAVE A MEANS TO ADJUST THE HEADLAMPS. TAMPERPROOF CAPS TO PREVENT HORIZONTAL ADJUSTMENT OF THE HEADLAMPS ARE THEN INSTALLED. SOME OF THESE VEHICLES ARE MISSING THE TAMPERPROOF CAPS.

Consequence & remedy

Consequence: Not supplied

Remedy: DEALERS WILL INSTALL THE MISSING TAMPERPROOF CAPS ON THE HEADLAMP ASSEMBLIES. OWNER NOTIFICATION BEGAN JANUARY 20, 2003. OWNERS WHO TAKE THEIR VEHICLES TO AN AUTHORIZED DEALER ON AN AGREED UPON SERVICE DATE AND DO NOT RECEIVE THE FREE REMEDY WITHIN A REASONABLE TIME SHOULD CONTACT INFINITI AT 1-800-662-6200.

02V245000 · Fuel System, Gasoline:delivery:hoses, Lines/piping, And Fittings

Sep 12, 2002

ON CERTAIN PASSENGER VEHICLES, THE FUEL HOSE CONNECTION FOR THE OUTLET OF THE FUEL PUMP WHICH IS LOCATED AT THE TOP OF THE FUEL TANK MAY NOT HAVE BEEN PROPERLY ATTACHED WHEN THE VEHICLE WAS ASSEMBLED AND COULD COME LOOSE WHILE DRIVING OR WHEN STARTING THE ENGINE.

Consequence & remedy

Consequence: IF THE CONNECTION COMES LOOSE WHILE DRIVING, THE ENGINE WILL STOP RUNNING DUE TO LACK OF FUEL, INCREASING THE RISK OF A CRASH. ALSO, IF THE CONNECTION COMES LOOSE WHILE DRIVING OR ATTEMPTING TO START OR RESTART THE ENGINE, SOME FUEL WILL DISCHARGE FROM THE FUEL PUMP. IF THIS SHOULD OCCUR IN THE PRESENCE OF AN EXTERNAL IGNITION SOURCE, A FIRE COULD RESULT.

Remedy: DEALERS WILL INSPECT AND, IF NECESSARY, PROPERLY ATTACH THE FUEL HOSE TO THE FUEL PUMP. OWNER NOTIFICATION IS EXPECTED TO BEGIN OCTOBER 7, 2002. OWNERS WHO TAKE THEIR VEHICLES TO AN AUTHORIZED DEALER ON AN AGREED UPON SERVICE DATE AND DO NOT RECEIVE THE FREE REMEDY WITHIN A REASONABLE TIME SHOULD CONTACT INFINITI AT 1-800-662-6200.

Model-level recall history does not show whether a particular VIN is affected or has received a repair. Check a VIN with NHTSA ↗

NHTSA investigations

0

No exact-year investigations in this snapshot.