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Engine Control Module: Diagrams



Component Connector End Views

Engine Control Module (ECM) X1 (4.3L)














Engine Control Module (ECM) X1 (Diesel)














Engine Control Module (ECM) X1 (Gas Except 4.3L/LY6/HP2)














Engine Control Module (ECM) X1 (HP2)










Engine Control Module (ECM) X1 (LY6)














Engine Control Module (ECM) X2 (4.3L)














Engine Control Module (ECM) X2 (4.8L/LY6 or 6.2L with Y91)













Engine Control Module (ECM) X2 (5.3L/L76 or 6.2L Except Y91)














Engine Control Module (ECM) X2 (Diesel)










Engine Control Module (ECM) X2 (HP2)














Engine Control Module (ECM) X3 (HP2)








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