no down shift 4L60E

#1
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MAKE:Chevy
MODEL:Trail Blazer
YEAR:2002
MILES:17065
ENGINE:4.2 L
DESCRIBE ISSUE....no Down Shift loss of power light on but no codes Replaced the accelerate Pedal fixed the problem under live data the comuter never comanded it back to first until you gassed on it hard then it would .just wanted to put this out there