Q: might need a new ECU

asked by on July 16, 2016

my mechanic said i might need a new ECU, so my question is... would i have to reprogram the new ecu because of the key immobilizer in that model/year or would the ECU detect the key immobilizer just fine (no need for programming)? thank you

My car has 83000 miles.
My car has an automatic transmission.

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