Oldsmobile/Buick Repair: computer, cutlass, mechanic

Question
Have a 1991 cutlass. Will start sometimes/ Won't start othertimes. Tester says problem with Quad module. Mechanic repaired wire, but still has problem.Should I replace computer?  

Answer
hi lawerance..well tough one there is quad drivers which are internal ..and then there is quad module if it said quad module then that is ignition module and is a normal symptom for that.i would have to say ignition module .hope this helps ty billymac please rate my help