Engine Control Module (ECM)-VIN: K Blue Streak EM7748 Reman

ECM7748 GM Engine Control Module EM7748

Engine Control Module (ECM)-VIN: K Blue Streak EM7748 Reman

Engine Control Module (ECM) Standard EM7748 Reman

Engine Control Module (ECM)-VIN: Y Blue Streak EM3977 Reman

Engine Control Module (ECM)-VIN: K Blue Streak EM8747 Reman

Engine Control Module (ECM)-VIN: Z Blue Streak EM8625 Reman