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Thread: 4l60e wont shift

  1. #1
    New Member
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    Default 4l60e wont shift

    my 98 z71 quit shifting so i put a used tranny in it didnt shift so i got another tranny and it wont shift both were out of wrecked vehicles but in my truck neither will shift out of first any suggestions would be greatly appreciated?

  2. #2
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    Nov 2008
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    Default

    Do you have a good Vehicle Speed Sensor Signal?

  3. #3
    New Member
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    Default 4l60e wont shift

    yeah everything seems to work good except none of the transmissions will shift out of first

  4. #4
    Joe (Moderator) joecar's Avatar
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    Apr 2003
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    28,403

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    Broken wire in transmission subharness...?

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