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My 94 Lumina APV (3.8L) would not start (when warm) - cranked but acted as if no spark or fuel. Mechanic replaced computer @ $350 (said too many error codes to diagnose problem) - did not resolve problem. Then he replaced the camshaft position sensor (CMP) @ $125 - that solved the problem. PB

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Q: Why will a 1991 Lumina not start but engine cranks after shutting it off restarts after it cools down it also dies for no reason what could be wrong?
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