There are 2 owner-reported engine complaints for the 2010 Lexus GXin NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
TL* THE CONTACT OWNS A 2010 LEXUS GX460. THE CONTACT STATED THAT THE VEHICLE EXPERIENCED SUDDEN DECELERATION WHILE DRIVING 65 MPH. DURING THE FAILURE, THE CHECK ENGINE WARNING INDICATOR ILLUMINATED. THE VEHICLE WAS TAKEN TO THE DEALER WHERE IT WAS DIAGNOSED THAT THERE WAS A SECONDARY PUMP FAILURE. THE VEHICLE WAS REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS 97,400.
TL* THE CONTACT OWNS A 2010 LEXUS GX460. WHILE DRIVING 60 MPH, THE VEHICLE LOST POWER AND THE CHECK ENGINE LIGHT ILLUMINATED. THE CONTACT COASTED OVER TO THE SIDE OF THE ROAD AND WAS ABLE TO RESTART THE VEHICLE. THE FAILURE RECURRED FOUR TIMES. THE VEHICLE WAS TAKEN TO THE DEALER WHERE IT WAS DIAGNOSED THAT THE EMISSION ENGINE SECONDARY PUMP FAILED AND NEEDED TO BE REPLACED. THE VEHICLE WAS REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS 97,004.
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