There are 2 owner-reported electrical system complaints for the 2006 Lexus GXin NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
I HAVE AN 2006 LEXUS GX470 AND THESE LIGHTS CAME ON: ABS, VSC TRAC, VSC OFF, SKID, AND CHECK ENGINE. THE VEHICLE STARTED MAKING A HUMMING NOISE AT START UP AND NOW DRIVES IN STALLED MODE. HAD CODES CHECK AND IT TURNS OUT I HAVE THE DREADED SECONDARY AIR INJECTION SYSTEM (EMISSIONS) DEFECT P0412, P0418 ,P1440/P1443, P1441/P1444, P2440, P2445, P1442/P1145 , WHICH IS A RECURRING PROBLEM. REPLACEMENT IS A NIGHTMARE FOR SELF REPAIR OR A $2000+ REPAIR.
THE BACKUP CAMERA GOES IN AND OUT WHEN BACKING UP IT GOES PICTURE TO BLACK RANDOMLY TOOK THE TRUCK TO THE DEALER AND THEY TOLD ME THERE IS NOTHING WRONG WITH IT EVEN THAT WHEN I TOOK IT THERE IT WAS JUST SHOWING US A BLACK SCREEN THAT THE SERVICE ADVISER SAW AND MY TRUCK IS OUT WARRANTY SO I WOULD BE PAYING FOR THE SERVICE I A MEMBER OF A COUPLE BIG LEXUS OWNER FORMS AND I AM NOT TO ONLY ONE HAVING THE SAME PROBLEMS WITH THE SAME ISSUE RANGING FROM 2004 TILL 2009 GX'S. *TR
Complaints are unverified consumer reports submitted to NHTSA. A high complaint count may reflect vehicle popularity, not defect severity. Data sourced from NHTSA public records.
Data synced from NHTSA on Apr 26, 2026