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2003 Infiniti G35: complaints, problems and recalls

Explore the records behind recurring owner reports.

Key facts

532 owner complaints analyzed

5 distinct recall campaigns

87,000 mi median reported failure mileage

Scope: 2003 model year. Data snapshot: . 419 complaints include usable failure mileage.

Owner-reported patterns

Most common problems

Electrical System is the most frequently named component, appearing in 218 of 532 complaints (41.0%). A complaint can name multiple components.

Recurring terms in complaint narratives
TopicMatching reportsShare of complaints
Braking behavior12222.9%
Engine operation6812.8%
Electrical and battery issues5810.9%
Steering behavior397.3%
Transmission and shifting152.8%
Fuel system concerns50.9%

Topic matches use published keyword rules. They describe mentions, including negations or comparisons, and do not confirm a diagnosis. Read the matching rules.

Component breakdown

Number of unique complaints naming each component. Top eight shown.

Electrical System
218
Engine
62
Engine And Engine Cooling
53
Exterior Lighting
45
Visibility
34
Visibility:Defroster/Defogger/Hvac System
26
Equipment
18
Service Brakes, Hydraulic
18
Component breakdown data
CategoryCount
Electrical System218
Engine62
Engine And Engine Cooling53
Exterior Lighting45
Visibility34
Visibility:Defroster/Defogger/Hvac System26
Equipment18
Service Brakes, Hydraulic18

Electrical System: 218; Engine: 62; Engine And Engine Cooling: 53; Exterior Lighting: 45; Visibility: 34; Visibility:Defroster/Defogger/Hvac System: 26; Equipment: 18; Service Brakes, Hydraulic: 18

Reported problems by failure mileage

Complaint counts in mileage bands. These are not failure rates per vehicle or mile.

Under 25,000
51
25,000 to 49,999
22
50,000 to 74,999
69
75,000 to 99,999
118
100,000 to 149,999
113
150,000 and above
46
Reported problems by failure mileage data
CategoryCount
Under 25,00051
25,000 to 49,99922
50,000 to 74,99969
75,000 to 99,999118
100,000 to 149,999113
150,000 and above46

Under 25,000: 51; 25,000 to 49,999: 22; 50,000 to 74,999: 69; 75,000 to 99,999: 118; 100,000 to 149,999: 113; 150,000 and above: 46

75,000 to 99,999 miles has the most reports with usable mileage (118). 113 complaints have missing, zero or invalid mileage.

Complaints over time

Year the complaint was filed, not the vehicle model year or incident year. The snapshot year is partial.

2002
2
2003
47
2004
18
2005
9
2006
11
2007
14
2008
23
2009
44
2010
84
2011
75
2012
64
2013
26
2014
35
2015
19
2016
18
2017
10
2018
5
2019
11
2020
7
2021
2
2022
2
2023
3
2024
2
2025
1
Complaints over time data
CategoryCount
20022
200347
200418
20059
200611
200714
200823
200944
201084
201175
201264
201326
201435
201519
201618
201710
20185
201911
20207
20212
20222
20233
20242
20251

2002: 2; 2003: 47; 2004: 18; 2005: 9; 2006: 11; 2007: 14; 2008: 23; 2009: 44; 2010: 84; 2011: 75; 2012: 64; 2013: 26; 2014: 35; 2015: 19; 2016: 18; 2017: 10; 2018: 5; 2019: 11; 2020: 7; 2021: 2; 2022: 2; 2023: 3; 2024: 2; 2025: 1

Pattern summary

Electrical System leads the component reports. Braking behavior appears in 122 complaint narratives. Engine operation appears in 68 complaint narratives. Electrical and battery issues appears in 58 complaint narratives. Use these patterns to inspect individual reports and prepare questions for a mechanic.

Calculated from recorded counts. An AI narrative has not been published for this selection.

Examples from the source records

Examples provide context, not a representative sample or a verified diagnosis.

Owner report 10002555 · 2003-01-10 (January 10, 2003)

CONSUMER STATED THE AUTOMATIC TRANSMISSION DOESN'T SHIFT PROPERLY FROM FIRST GEAR. DEALER HAS BEEN NOTIFIED. PLEASE PROVIDE FURTHER INFORMATION.*JB

Owner-reported narrative. Look up ODI 10002555 at NHTSA ↗

Owner report 10013958 · 2003-04-04 (April 4, 2003)

I OWN A 2003 INFINITI G35. THE CAR IS 7 MONTHS OLD WITH LESS THAN 10,000 MILES ON IT. I WAS TOLD BY MY DEALERSHIP THAT I HAD NO FRONT BRAKES. I BROUGHT THE CAR IN BECAUSE 3 LIGHTS WERE LIGHTING UP ON MY DASH FOR A COUPLE OF DAYS: THE BRAKE LIGHT, THE SLIP LIGHT, AND THE VDC OFF LIGHT. I WAS SHOCKED TO LEARN THAT I DIDN'T HAVE ANY FRONT BRAKES. TO ME, THIS IS DEFINITELY A SAFETY ISSUE. *JB

Owner-reported narrative. 9,700 miles reported. Look up ODI 10013958 at NHTSA ↗

Owner report 10015891 · 2003-04-24 (April 24, 2003)

PROBLEMS WITH VEHICLE HEAD LIGHT SWITCH, WHEN TRYING TO DIM THE LIGHTS THEY TURN OFF. MR *TS

Owner-reported narrative. Look up ODI 10015891 at NHTSA ↗

Owner report 10016724 · 2003-04-29 (April 29, 2003)

AIR VENTS MAKES LOUD CRACKLING NOISE WHEN TURNING ON THE HEATER FAN WHEN CAR IS STILL COLD. *NLM

Owner-reported narrative. Look up ODI 10016724 at NHTSA ↗

Owner report 10018618 · 2003-05-13 (May 13, 2003)

2003 G35 CP 6 SPD I WAS DRIVING ON THE 60 FWY GOING WEST @ 2:30 AM, TRAVELING ABOUT 65 MPH & ALL OF A SUDDEN, THE CAR SPIN OUT & SKIDDED ACROSS THE FREEWAY ONTO THE DIRT ALMOST HIT THE CENTER DIVIDER. I WAS SHOCK! I WAS THINKING MAN... WHAT DID IT JUST HAPPEN? FIRST I THOUGHT THERE WERE STUFF LIKE GREASE ON THE FWY THAT CAUSE THE SPIN OUT. BUT I WALK TO THE FREEWAY & THERE WAS NOTHING ON THE FWY. SO I GOT BACK INTO MY CAR TRY TO MOVE THE CAR, BUT IT WOULD NOT MOVE. IT SEEMS LIKE THE REAR-WHEEL BRAKE IS LOCKED, THE CAR WILL NOT MOVE. SO I CAL…

Owner-reported narrative. 800 miles reported. Look up ODI 10018618 at NHTSA ↗

Owner report 10020750 · 2003-05-30 (May 30, 2003)

TRANSMISSION NEEDED TO BE REPLACED AT ONLY 5000MPH. *AK

Owner-reported narrative. 4,900 miles reported. Look up ODI 10020750 at NHTSA ↗

Owner report 10020756 · 2003-05-30 (May 30, 2003)

I AM A 5'2" FEMALE AND HAVE A NEW G35 SPORT COUPE. THE SEAT BELT SHOLDER STRAP CUTS INTO MY NECK DO TO THE FACT THE STARTING POINT OF THE SEAT BELT IS TOO FAR BACK WHEN I ADJUST MY SEAT FORWARD IN ORDER TO REACH THE FOOT PEDALS. I HAVE CONTACTED THE DEALER AND THE CONSUMER DEPT. AT INFINTI AND THEY SAY THERE IS NOTHING THEY CAN DO. IF I WERE TO BE IN AN ACCIDENT, THIS SHOULDER BELT WOULD SURLEY CUT INTO MY NECK AND CAUSE MORE HARM THAN GOOD. PLEASE ADVISE. *AK

Owner-reported narrative. Look up ODI 10020756 at NHTSA ↗

Owner report 10021493 · 2003-06-12 (June 12, 2003)

REAR SPEAKER MAKING NOISE. *JB

Owner-reported narrative. Look up ODI 10021493 at NHTSA ↗

Recall history

5 distinct campaigns affect this selection. Announcement dates below are different from vehicle model years. A campaign may cover multiple years.

02V245000 · Fuel System, Gasoline:Delivery:Hoses, Lines/Piping, And Fittings

Reported: 2002-09-12 (September 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: 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.

NHTSA campaign record ↗
02V331000 · Exterior Lighting:Headlights

Reported: 2002-12-12 (December 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.

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.

NHTSA campaign record ↗
03V200000 · Exterior Lighting:Brake Lights:Switch

Reported: 2003-06-02 (June 2, 2003)

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

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.

NHTSA campaign record ↗
03V455000 · Engine And Engine Cooling

Reported: 2003-11-17 (November 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: 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.

NHTSA campaign record ↗
05V555000 · Fuel System, Gasoline

Reported: 2005-12-13 (December 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: 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.

NHTSA campaign record ↗