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  1. E

    88gmctruck's 1999 K2500 L65 cranks but doesn't start.

    won't start Did you do the relearn? I put a new unit in and had to do the relearn 4 times to get it to start. Problem is the security light stays on solid so I don't think this will continue to work. I am wondering if anyone knows if these can be reprogrammed either by the owner or the dealer.
  2. E

    88gmctruck's 1999 K2500 L65 cranks but doesn't start.

    Great white, Is flashing something the "common" guy can do? I have a suburban that I just ordered a new pcm for. I am very interested in turning off the passlock even if my truck does start just fine after a relearn. Fingers crossed. My light was on steady and it doesn't take the relearn. I...
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