| Attribute | Information |
| Part Name | Engine Control Module (ECM / ECU) |
| OEM Part Number | 12679097 |
| Interchange Part # | 12679111, 12686384, 12675580, 12683832 |
| Hardware Type | ACDelco E80 |
| Condition | [Insert Condition: e.g., Used / Tested] |
This is a genuine OEM Engine Control Module (ECU), part number 12679097. This E80 series controller is the primary computer responsible for managing engine performance, fuel mapping, and emissions for modern GM powertrains.
This unit has been carefully removed from a donor vehicle and has undergone a thorough visual inspection for straight connector pins and an undamaged aluminum housing. It is a reliable solution for vehicles experiencing "No Communication" errors, internal board failure, or water damage.
This ECU is found in several GM models across the 2016–2020 era. Please match your original part number exactly to ensure compatibility.
Chevrolet: Malibu (2016-2018), Cruze (2016-2019), Volt (2016-2019)
GMC: Acadia (2017-2019) 2.5L, Canyon (2017-2019) 2.5L
Buick: Envision (2017-2019) 2.5L, Encore (2017-2020) 1.4L1
Cadillac: ATS (2016-2019) 2.0L / 2.5L, CTS (2016-2019)
OEM Reliability: Genuine General Motors hardware ensures total integration with your vehicle's CAN-bus network and security systems.
Direct Fit: Designed to mount directly to the factory bracket and utilize standard GM multi-plug connectors.
Precision Control: Manages critical functions like fuel delivery, ignition timing, and variable valve timing (VVT).
IMPORTANT: This ECU is not plug-and-play. It must be programmed to your specific VIN (Vehicle Identification Number) and security/immobilizer system before the vehicle will start. This requires a GM-supported programming tool (MDI/SPS2) typically found at dealerships or qualified automotive technicians.
Shipping: Professionally packaged in anti-static materials and shipped within 1 business day.
Buyer Note: To prevent damage to your replacement ECU, please ensure your vehicle's battery is in good health and all ground connections are clean and secure before installation.