Engine Control Module
Component Connector End Views
Engine Control Module (ECM) X1 (LS4)
Engine Control Module (ECM) X2 (LS4)
Engine Control Module (ECM) X2 (LS4) (Pin 1 To 33):
Engine Control Module (ECM) X2 (LS4) (Pin 34 To 73):
Engine Control Module (ECM) X3 (LS4)