Engine Control Module (ECM) – GM (88999149)

This Engine Control Module (ECM) – GM (88999149) from GM Genuine Parts replaces the original part on the same mounting points and connector. Fitted in place of the original, it plugs into the factory harness and runs the system it was programmed for. Catalogue application notes: Drive Ratio 2.84. Stamped #1227886. Confirm the number on the part you are removing matches ECM) – GM (88999149 before ordering; superseded numbers are the same component under a later release. Ships from our US warehouse.