The contact owns a 2008 Chevrolet HHR ss. When the vehicle is started in cold weather, the braking system takes approximately one minute to function. The brakes use an optimized assist and the brakes would respond slowly. It causes the brakes to respond slowly. The contact is concerned that the vehicle will be unable to stop immediately in the case of an emergency. The manufacturer is aware of the failure, but are not making consumers aware. The vehicle was taken back to the dealer on January 24, 2008 for repairs. The dealer did not replace any components. The manufacturer was notified and stated that the dealer could reference the tsb for that particular failure. The contact informed the manufacturer that a tsb repair was unacceptable. The manufacturer sent out an investigator, but he could not recommend a repair for the failure. The current mileage was 2,000 and failure mileage was 8. updated 04-03-08 the consumer stated when he first gets into the vehicle, and places te vehicle into reverse, the power brakes would not work for a short period of time. The brake pedal is hard to press to midway point, and then the brakes pulsate. After the vehicle has ran for about 30 seconds to a minute, the power brakes brakes began to work fine. It is only when the vehicle seets for an extended perioed of time does the problem arise.

- Mesa, AZ, USA