Vehicle Speed Control Related Problems of the 2005 Lexus GX470

Table 1 shows three common vehicle speed control related problems of the 2005 Lexus GX470. The number one most common problem is related to the car accelerates on its own (two problems). The second most common problem is related to the cruise control (one problem).

Table 1. Vehicle Speed Control related problems of Lexus GX470


Recently reported Vehicle Speed Control problems of the 2005 Lexus GX470

The Car Accelerates On Its Own problem

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.   Read details...

The Cruise Control problem

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".   Read details...

The Vehicle Speed Control problem

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.   Read details...


Vehicle Speed Control related problems in other Lexus GX470 model year vehicles:



GX470 Service Bulletins
GX470 Safety Recalls