Product Description

Genuine GM Engine Control Module Adapter (Part #84142954) designed specifically for 2015-2019 Cadillac ATS models. This OEM ECM adapter is engineered to rigorous standards by General Motors to ensure perfect fitment and reliable performance. Compatible with 2.0L turbo and 2.5L engines in the ATS sedan configuration. Save significantly compared to dealership pricing while getting the exact same GM Genuine Part backed by warranty.

Each adapter has been professionally inspected and verified to meet original factory specifications. This critical component ensures proper mounting and connection of your vehicle's Engine Control Module, maintaining the integrity of your Cadillac's electrical system. We guarantee perfect fitment when installed according to manufacturer guidelines. Fast shipping available to get your Cadillac back on the road quickly!

  • ✅ 100% tested and verified By Blackline Auto's Quality Team
  • ✅ Genuine OEM, Excellent Condition, inspected and approved
  • ✅ Easy installation

Payment, Shipping & Returns

  •  Payment Policy: We accept only online payment methods, and you can choose any of the options provided by eBay at the time of checkout. If you have any queries or if you require any clarification, please contact us through eBay messaging service.
  •  Shipping Policy: We provide Shipping worldwide to most of the countries using reputed couriers like DHL, FedEx or Aramex.
  •  International Buyers Policy: Import Duties, Taxes and charges are not included in the item price or shipping cost.
  •  Return Policy: We accept 14 days returns. Please clarify all your doubts before purchase.
  •  Handling Time: All packages are shipped within 3 working days.

Trusted by professionals, Blackline Autos supplies premium components for luxury vehicles.
Please confirm the part number before purchase. For compatibility checks or bulk orders, feel free to contact us.