Calais L4-151 2.5L VIN U TBI (1989)
Engine Control Module: Service and Repair
Engine Control Module (ECM) Replacement
ECM Location - Behind RH Side Of Instrument Panel.
ECM And PROM Access Cover
Prom Removal And Tool
When replacing a production ECM with a service ECM, transfer the broadcast code and production number from the production unit to the service unit.
Also, during replacement, the PROM must be removed from the ECM being replaced and transferred to the new unit. Some ECM's are equipped with
