Car Stall problems of the 2009 Chevrolet Impala

Car continuously gets a reduced power message and goes down to 25 mph. In mid January did the same thing, but stalled on i90 ohio turnpike. Almost hit by a semi truck. Have had the car in the shop no less than 5 times for the same problem. At gm and non gm repair shops. We have had this same reduced power on city roads, and the highway, it seems always when it is wet, rainy or slushy. It really appears to be a water causes the problem. We have paid for two sets of throttle body, speed control sensor and harnesses. The problem continues to persist and appears to be dangerous.

The contact owns a 2009 Chevrolet Impala. The contact stated that while driving at various speeds, the "service traction control module: engine power reduced by 50%" warning message displayed. The contact stated that the vehicle stalled without warning on several occasions. Montgomery Chevrolet of louisville, kentucky was made aware of the failure and stated that there was no recall and that there would be no service provided. The manufacturer was made aware of the failure. The failure mileage was approximately 125,000.

The contact owns a 2009 Chevrolet Impala. While driving various speeds, the vehicle stalled and the traction control warning light illuminated on the instrument panel. The vehicle was taken to the dealer for diagnostic testing, but the failure could not be duplicated. The vehicle was not repaired. The manufacturer was not made aware of the failure. The approximate failure mileage was 5,000.

The contact owns a 2009 Chevrolet Impala. The contact stated that while driving approximately 60 mph, the vehicle stalled as the traction control warning light illuminated. The vehicle was able to restart. The vehicle was shut off and failed to restart. As a result, the vehicle was towed to the dealer where it was diagnosed that the engine control module needed to be replaced. The vehicle was not repaired. The manufacturer was made aware of the failure. The approximate failure mileage was 80,000.

The contact owns a 2009 Chevrolet Impala. The contact stated that while driving 60 mph, the vehicle decelerated and stalled. The contact stated that prior to the vehicle stalling all the lights on the instrument panel illuminated and the passenger side air bag light. The vehicle was taken to the dealer. The technician diagnosed that the modules in the communication circuit needed to be replaced. The vehicle was not repaired. The manufacturer was made aware of the failure. The failure mileage was 86,000.

The contact owns a 2009 Chevrolet Impala. The contact was driving approximately 60 mph when the check engine indicator illuminated as the vehicle stalled. The vehicle was able to be restarted and performed normally without any indicators illuminated. The vehicle was not diagnosed or repaired. The manufacturer was not notified. The VIN was unavailable. The approximate failure mileage was 7,600.

The contact owns a 2009 Chevrolet Impala. The contact stated that while driving approximately 35 mph, the reduced power warning message and the traction control warning light illuminated. The contact stated that the vehicle stalled and could be restarted. The contact mentioned that when the vehicle was restarted, the engine warning light illuminated. The vehicle was not diagnosed or repaired. The manufacturer was not notified of the failure. The VIN was unavailable. The approximate failure mileage was 51,070.

The contact owns a 2009 Chevrolet Impala. While driving approximately 65 mph, the traction control and engine power reduced warning indicators illuminated. The vehicle stalled and was able to be restarted. The failure occurred on numerous occasions. The dealer was unable to diagnose the cause of the failure. The manufacturer was notified. The approximate failure mileage was 102,000.

While driving approximately 65 mph, the traction control and engine power reduced warning indicators illuminated. After driving a few miles with these indicators on the disabling throttle warning came on and the vehicle stalled. I managed to coast over to the emergency lane and was able to restart the car after approximately 10 minutes. This had occurred on numerous occasions and have not been able to have it successfully repaired.

The contact owns a 2009 Chevrolet Impala. The contact stated that while driving approximately 35 mph, the vehicle stalled with the illumination of the engine and traction warning lights. The manufacturer was not made aware of the failure. The vehicle was not repaired. The VIN was not available. The approximate failure mileage was 92,000.

I have a 2009 Chevrolet Impala that I purchased in 2010. Several months later, the car began to read check engine, service traction control, reduced engine power, then stalls and jerks while I'm driving. It happens intermittently. I took it to autozone to have them check the computer code. They said it was the accelerator pedal position sensor. The car only has about 50,000 miles on it. I am planning o taking it to the dealership because it is happening more often and I am afraid that I will have an accident as a result of this problem.

Tl-the contact owns a 2009 Chevrolet Impala. The contact stated that while driving 60 mph, the vehicle stalled without warning. The vehicle was merged to the shoulder where the contact turned the engine off and restarted, but the engine did not reset. The vehicle was towed to the dealer where they attempted to duplicate the failure to no avail. The manufacturer was notified who told the contact to take the vehicle to the dealer for inspection. The vehicle was not repaired. The failure mileage was 78,000. Kmj.

The contact owns a 2009 Chevrolet Impala. The contact stated that while driving at various speeds, a warning light illuminated on the instrument panel and the vehicle stalled on the highway at any time. Neither the dealer nor the manufacturer were notified of the failure. The vehicle was not repaired. The approximate failure and current miles were 73,000. The VIN was unavailable.

Tl-the contact owns a 2009 Chevrolet Impala. The contact stated that while driving approximately 55 mph, the vehicle stalled as the lower engine power warning light illuminated. The vehicle was restarted. The vehicle was taken to an independent mechanic where it was diagnosed that an unknown part related to the throttle body needed to be replaced. The vehicle was repaired. In addition, the contact stated that while driving at various speeds, the air bag warning light illuminated. The vehicle was taken to a dealer where the technician informed that an unknown part needed to be tightened. The vehicle was repaired however, the failure recurred. The manufacturer was not notified of the failure. The failure mileage was 65,000. Ss.