I must admit I have had some of the same problems with my disc as well. I do not have my cd-rom external drive with me at this moment otherwise I would run it and give you a blow by blow as to what happens.
Alan

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92 500E Silver 66k
82 Porsche 911SC 84K
68 Cadillac ( Gone Now )
03 Suburban Z71 200K
85 300SD 217k From Original Owner ( Dad )