Engine ECM Electronic Control Module 3.6L ID 12616889 Fits 10-12 CTS 4790234

Engine ECM Electronic Control Module 3.6L ID 12616889 Fits 10-12 CTS 4734296

Engine ECM Electronic Control Module 3.6L ID 12616889 Fits 10-12 CTS 4634563

Engine ECM Electronic Control Module 3.6L ID 12616889 Fits 10-12 CTS 2747905

2011 BUICK REGAL Engine Control Module Unit ECM 12639986 OEM

Engine ECM Electronic Control Module 3.6L ID 12616889 Fits 10-12 CTS 155406

Engine ECM Electronic Control Module 3.6L ID 12616889 Fits 10-12 CTS 330210

Engine ECM Electronic Control Module 3.6L ID 12616889 Fits 10-12 CTS 162676