Engine Control Module
Component Connector End Views
Engine Control Module (ECM) X1 (4.3L)
Engine Control Module (ECM) X1 (4.3L) (Pin 1 To 27):
Engine Control Module (ECM) X1 (4.3L) (Pin 28 To 73):
Engine Control Module (ECM) X2 (4.3L)
Engine Control Module (ECM) X2 (4.3L) (Pin 1 To 53):
Engine Control Module (ECM) X2 (4.3L) (Pin 54 To 73):
