2010-2011 E69 12617230 Engine Control Module Programmed to Your VIN This part is compatible with various service numbers, including 19300015, 19300014, 12636355, and 12617230. It fits 2010-2011 models of the ACADIA, Traverse, and Enclave with 3.6L engines. IMPORTANT: Ensure the service number of your ECM/PCM matches before making a purchase. This module requires a security key relearn and may also require a crankshaft variation relearn (code p0315). A scan tool capable of performing these relearns is necessary (instructions for relearn included). Please provide your 17-digit VIN via an eBay message or at the time of payment. We will program the ECU with your vehicle's VIN before dispatching it to you. Quality Assurance: Each computer is a refurbished unit that has been fully tested to ensure optimal functionality. No Core Charge: You are not required to send us your old ECU Warranty: We provide a three year repair or replacement warranty for your peace of mind.