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  1. #1

    Default locking differential

    i recently purchased a 94 3/4 4x4 suburban to take to my sons 4 wheeler races , it is a cheyenne model and very plain jane, i did not get any owners manuals at all, but i dont know if it would tell me anyway, how can i tell if it has a locking differental
    94 burban,01 buick and 09 aveo, lets save GM

  2. #2


    In the glove box there will be a factory placed sticker with a number of letter and number combinations/codes. Look for the G80 code. If it has this code then it is the limited slip/locker. It is the eaton factory limited slip I believe.
    1999 GMC Sierra 2500 350 vortec
    1967 Jeep M725 ambulance 230 tornado
    1990 Cherokee Limited- 3 inch lift on 33's
    ...and every one of em has issues

    If you have any questions or problems don't hesitate to send me or any other GMTC moderators a PM

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