Speedometer/odometer Failure problems of the 2006 Chevrolet Cobalt

The contact owns a 2006 Chevrolet Cobalt. While driving various speeds, the steering wheel became difficult to maneuver when making left or right turns and the power steering warning indicator illuminated. In addition, the speedometer failed to display the actual speeds. The failures recurred numerous times. The vehicle was not taken to the dealer. The vehicle was not diagnosed or repaired. The contact also stated that the vehicle would jerk and hesitate to accelerate when depressing the accelerator pedal. When the accelerator pedal was depressed again, the vehicle would accelerate without warning. The manufacturer was not made aware of the failure. The approximate failure mileage was 150,000.