Engine Clicking And Tapping Noises Problems of Buick Lacrosse

The contact owns a 2007 Buick Lacrosse. In four different situations, while driving 40 mph, the vehicle would randomly stall. The contact heard clanking noises immediately before the vehicle began to hesitate and eventually stall. In two of the incidents, the vehicle was able to be restarted after a few attempts. The vehicle was taken to the dealer twice and they were able to diagnose the cause of the failure and produce an error code both times. They reprogrammed the engine, which repaired the failure for approximately two or three days. During one of the visits, the dealer replaced a transmitter and a throttle body. The repairs would last for approximately 3 or 4 days. The vehicle stalled again while driving 40 mph. The vehicle was unable to be restarted and the vehicle was towed to the dealer. The vehicle has not been repaired and remains at the dealer. The failure mileage was 16,755 and current mileage was 17,334.

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The contact owns a 2005 Buick Lacrosse. While driving between 20-30 mph, the vehicle hesitated when the accelerator pedal was depressed. The speed would increase after driving 3-4 miles. When the vehicle was started after being parked for hours, it idled roughly and the "traction control" and "engine power reduced" warning indicator lights illuminated. The dealer reprogrammed the pcm, but the failure continued. The vehicle was taken to another dealer and they were unable to determine the cause of the failure. The failure mileage was 5,000 and current mileage was 15,800. Updated 3/19/08 the consumer stated the vehicle runs rough and would not go over 40mph. The dealer performed brake pedal recall. The consumer stated there was a clunking noise in the steering column. Updated 03/19/08.

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