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What 39 owners told NHTSA about the 2007 Lexus Gx470
These are the actual owner complaints behind this car’s reliability verdict, filed with the federal government, unedited. They’re unverified reports, not confirmed defects: read them as leads for your pre-purchase inspection, not a diagnosis.
1 of 39 complaints match · Fuel system · clear filters
Jun 26, 2015Electrical systemFuel system
TL* THE CONTACT OWNS A 2007 LEXUS GX470. THE CONTACT STATED THAT AN ABNORMAL NOISE WAS HEARD UNDER THE HOOD. THE NOISE WAS HEARD WHEN THE VEHICLE WAS STARTED AND WHILE DRIVING APPROXIMATELY 70 MPH. IN ADDITION, UNKNOWN WARNING LIGHTS ILLUMINATED. THE VEHICLE WAS VEERED TO THE SIDE OF THE ROAD WHERE AN INDEPENDENT MECHANIC WAS UNABLE TO DETERMINE THE FAILURE. THE VEHICLE WAS THEN TAKEN TO A DEALER WHERE IT WAS DIAGNOSED THAT THE SECONDARY AIR INJECTION SYSTEM FAILED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS 130,000.
NHTSA ODI 10730576
Working with the data? Download all 39 complaints as CSV · fetched from NHTSA July 19, 2026
How to use these: a complaint is one owner’s report, filed voluntarily and published unverified. Patterns matter more than any single story. If several owners describe the same failure at similar mileage, put that system at the top of your
pre-purchase inspection list. Back to the
full 2007 Lexus Gx470 verdict →