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2014 Buick LaCrosse transmission slips in 3-4 going up hill

932 Views 1 Replies Latest reply: 2021-06-30 11:35:27


  •   Level 1   
    (8) points
    CelsoMarques
    2021-06-26 03:57:45
     6T70 FWD! MP 808 not able to self clean solenoids as a last resort. I’m assuming valve body may need a good cleaning and rebuild. Any ideas?
    Reply

  •   Level 2   
    (45) points

    2021-06-30 11:35:27 (Reply to:CelsoMarques)

     Probably your friction plates and/or seals need replacing, have to rebuild transmission AND clean valve body.
    Reply
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