There are 4 stored owner reports matching the speed control & cruise leading-label group for the 2005 Lexus GX in our NHTSA-sourced dataset. These are unverified consumer reports and may not reflect confirmed defects.
This group counts stored reports whose component label starts with one of this site's matching prefixes, ignoring case. Each matching report counts once within the group. Components mentioned later in the label or only in the narrative are not searched. How component counts work
Loaded 4 of 4 matching reports.
Open the full vehicle complaint log (all categories)TL*THE CONTACT OWNS A 2005 LEXUS GX470. THE CONTACT STATED THAT WHILE DRIVING AT LOW SPEEDS AND ENTERING HER GARAGE, THE VEHICLE SUDDENLY ACCELERATED TO THE BACK OF THE GARAGE. THE BRAKES WERE APPLIED BUT FAILED TO ENGAGE. THE VEHICLE HAD NOT BEEN INSPECTED NOR HAD IT BEEN REPAIRED. THE MANUFACTURER WAS CONTACTED WHO INFORMED HER THAT THEY WERE GOING TO CONTACT THEIR LAWYERS. THE FAILURE AND CURRENT MILEAGES WERE APPROXIMATELY 55,000. UPDATED 03/17/11*LJ UPDATED 12/30/11 *CN
S10 APPROPRIATE HANDLING - LETTER TO THE SECRETARY FROM COMPLAINT REGARDING SUDDEN ACCELERATION OF HIS 2005 TOYOTA LEXUS GX470 *KB THE CONSUMER STATED AS HER HUSBAND WAS ENTERING THE GARAGE, HE SLOWED DOWN TO MOVE AROUND A GARBAGE PAIL IN THE GARAGE. AT THAT MOMENT, THE VEHICLE SUDDENLY ACCELERATED AND HIT A STORAGE SHELF AND THEN CRASHED THROUGH THE REAR WALL OF THE GARAGE. THE SPEED OF THE VEHICLE CAUSED IT TO GO OVER THE FOUNDATION LIP OF THE REAR WALL. FORTUNATELY, THAT IS WHAT STOPPED THE VEHICLE FROM GOING FURTHER . THE CONSUMERS HUSBAND TRIED TO APPLY THE BRAKES DURING THE ACCELERATION, BUT THE VEHICLE WOULD NOT STOP. *JB
WHEN USING THE CRUISE CONTROL ON MY VEHICLE, IT ACCELERATES AGGRESSIVELY TO MAINTAIN SPEED WHEN GOING UP HILLS OR WHEN THE ELEVATION GRADE INCREASES. IT CONTINUES TO THIS DAY. I KNOW SOMETHING IS WRONG BUT THE LEXUS DEALER HAS CHECKED IT AND STATED "IT WORKS AS DESIGNED". *TR
TL*THE CONTACT OWNS A 2005 LEXUS GX470. THE CONTACT ATTEMPTED TO STOP THE VEHICLE WHILE DRIVING APPROXIMATELY 25 MPH WITH HER FOOT ON THE BRAKE PEDAL, AND IT ACCELERATED. THE VEHICLE WAS TAKEN TO THE DEALER. THEY TEST DROVE IT AND STATED THAT THEY WERE UNABLE TO DIAGNOSE OR DUPLICATE THE FAILURE. THE LEXUS MANUFACTURER WAS NOTIFIED. A REPRESENTATIVE FROM THE MANUFACTURER TEST DROVE THE VEHICLE AND THEY WERE ALSO UNABLE TO DUPLICATE THE FAILURE OR DETERMINE THE CAUSE OF IT. THE FAILURE MILEAGE WAS 5,000. UPDATED 5/24/10 *CN UPDATED 09/07/10*JB
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.
NHTSA source checks for this vehicle year
Checks are recorded separately for each dataset, not for the whole page. Dates use UTC. A missing check date does not mean no records exist.
Vehicle import recorded: Aug 30, 2026. This is the stored import date, not confirmation that every source was successfully refreshed.