I have a 1999 pontiac grand prix se & automatic transmission doesn't shift?

manish k

New member
My 1999 pontiac Grand Prix SE 3.8L V6 runs gud but doesn't shifts from 1st to 2nd.I need to let go the accelarator a bit & then again push the pedal to shift.Please help me out????what needs to be fixed & how much it will cost approximately???
 
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