Problems · by component
2005 Infiniti G-Class exterior lighting problems
30 owner complaints to NHTSA about the 2005 Infiniti G-Class cite exterior lighting, 14% of all 215 complaints for this model year.
Complaints
30
14% of all complaints
Crashes
0
Reported by owners
Fires
0
Reported by owners
Injuries
0
Reported by owners
What owners say about the exterior lighting
Verbatim from NHTSA complaints, newest first
“THE THIRD BRAKE LIGHT INSIDE THE REAR GLASS DOES NOT WORK AND NEVER HAS. IT IS NOT JUST MINE THAT DOESN'T EITHER. ALMOST ALL G35'S WITHOUT OEM SPOILER HAVE THIS ISSUE.”
“THE THIRD BRAKE LIGHT HAS BECOME EXTREMELY DIM AND AN LED NO LONGER WORKS, A PROBLEM THAT RUNS RAMPANT THROUGHOUT MANY G35'S. IT IS A GREAT SAFETY RISK, THE PROBABILITY FOR A REAR END ACCIDENT INCREASED GREATLY THANKS TO THE FAILURE OF THE THIRD BRAKE LIGHT. INFINITI MUST FIX THIS ISSUE, THEY HAVE BEEN AVOIDING IT FOR TOO LONG. *TR”
“HMSL (THIRD BRAKE LIGHT) IS COMPLETELY INOPERATIVE. ONE LED HAD BEEN OUT FOR TWO YEARS, THEN THE ENTIRE UNIT FAILED. INFINITI DEALERS SELL THE REPLACEMENT UNIT FOR OVER $200, PLUS THAT SUM IN LABOR FOR THE DEALER. THIS IS A COMMON UNIT FAILURE IN THE G35 MODELS, ACCORDING TO INTERNET SEARCHES AND OBSERVATION OF NUMEROUS VEHICLES ON THE ROAD. IT IS A SAFETY ISSUE THAT HAS REMAINED UNADDRESSED FOR YEARS. *TR”
“THE THIRD BRAKE LIGHT ON MANY G35 VEHICLES FROM 2003 - 2007 DOES NOT WORK - THERE IS AN ISSUE WITH THE CIRCUITRY ON THE THIRD BRAKE LIGHT THAT SITS BEHIND THE WINDOW, UP ABOVE THE TRUNK. THIS IS A CLEAR SAFETY ISSUE AND SHOULD BE ADDRESSED BY THE MANUFACTURER. *TR”
“JUST BROUGHT VEHICLE INTO DEALER AND WAS INFORMED I NEED THIRD BRAKE LIGHT. COST OF REPLACEMENT WAS OVER $500 WHICH INCLUDED PARTS AND LABOR. AFTER FURTHER RESEARCH I FOUND THAT THIS IS A COMMON ISSUE WITH THESE VEHICLES AND INFINITI WILL DO NOTHING ABOUT IT. I COULD UNDERSTAND IF THIS WERE JUST AN ISSUE OF A BULB BURNING OUT AND A $10 REPLACEMENT PART, BUT THIS UNIT IS BASICALLY INSTALLED AS A PERMANENT LED COMPONENT WITHOUT THE THOUGHT OF EASY REPLACEMENT. FOR SUCH A SIMPLE SAFETY ITEM I FEEL THAT THE PRICE AND LABOR IS EXTREME AND THERE IS OBVIOUSLY A MANUFACTURING DEFECT. *TR”
“THE 3RD BRAKE LIGHT (THE ONE IN THE BACK WINDSHIELD) COMES ON AND OFF INTERMITTENTLY. IT WILL GO OUT WHILE IM BRAKING OR SOMETIMES ITS REALLY DIM. I DON'T KNOW WHAT THE ISSUE IS. I AM CONSTANTLY PARANOID ABOUT THE BRAKE LIGHTS SINCE THAT IS THE ONLY ONE I CAN ACTUALLY SEE WHILE DRIVING. I CATCH MYSELF BRAKING IF I PASS A SIGN SO I CAN SEE THE REFLECTION TO VERIFY THAT THE OTHER BRAKE LIGHTS ARE WORKING. IT IS A SAFETY ISSUE AND IT WORRIES ME. I DON'T HAVE $$ TO REPAIR SOMETHING THAT SOMETIMES WORKS AND NO ONE SEEMS TO KNOW WHAT THE ISSUE IS. IF IT WORKS SOMETIMES, ITS NOT A FUSE AND I DON'T THINK ITS ELECTRICAL B/C THERE IS NO PATTERN/RHYTHM TO WHEN THE BRAKE LIGHT MAY GO OUT. WITH ELECTRIC, IT'S EITHER CONNECTED OR ITS NOT. IT DOESN'T COME ON FROM TIME TO TIME. IF THIS IS A KNOWN ERROR, ACCORDING TO SEVERAL WEBSITES, THEN INFINITI SHOULD RECALL THE BRAKE LIGHT AND FIX IT. INFINITI IS A LUXURY VEHICLE AND HAVING AN INTERMITTENT BRAKE LIGHT IS NOT SOMETHING THAT AN OWNER SHOULD HAVE TO CONTEND WITH. THAT IS NOT A MAINTENANCE OR MECHANICAL REPAIR. IT SOUNDS LIKE A FAULTY SYSTEM. *JS”
Showing 6 of 30 reports. Read every report on NHTSA.gov.
Data from NHTSA Complaints API (owner reports, unverified) · synced Nov 13, 2026NHTSA vehicle page
Complaints are unverified owner reports to NHTSA and are not normalized for sales volume. One complaint can cite several components.