I replaced the ECU and now the car will not start. All the numbers match the old ECU. I put the old one back in and it will start. What may cause thisissue with the new ECU?
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2001 Saturn SC2 Question: ECU repalcement
Answer #1DaveJHM February 23, 2011, 22:51Master
It is possible that it needs programmed upon installation. You may want to consult a Saturn specialist.
Here is a link to some shops near you... https://repairpal.com/directory?address=23231&car_bra...