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1999 GMC Sierra 1500 Question: I have replaced everything except my transfer case and my 4x4 will not shift.

 

Question

halfpintnmt, 5.3L V8, Missoula, MT, September 12, 2013, 17:39
 Rookie

My 4x4 is stuck in 4lo, replaced everything , what should I do next?

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  • Answer #1

    September 12, 2013, 17:41
     Journeyman

    check the control module for the tranfer case, fuses and or relays

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    halfpintnmt, September 12, 2013, 17:43
     Rookie

    Module is new fuses are good. Where is the relay?

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    Tbone1980, September 12, 2013, 18:07
     Journeyman

    where the actuators replaced, also known for faulty switch

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    halfpintnmt, September 13, 2013, 17:01
     Rookie

    Yes everything is new

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  • Answer #2

    September 12, 2013, 20:11
    Profile_thumbnail
     Master

    What does a professional scanner say about this problem? Any codes for the transfer case?? It could actually be a mechanical malfunction inside of the case!

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