chevy trailblazer 2003 does drive but does not change gears also wont go in reverse

Letitia Evans

Asked by Mar 23, 2016 at 10:43 AM about the 2003 Chevrolet TrailBlazer

Question type: Maintenance & Repair

had the truck not even a month it will drive but wont change gears, will not go
in reverse as well, put the truck on machine and it came up with the code
po757 dont know how to find out what that is , please help

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