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Trust the Genuine GM Parts brand when you are looking for quality auto parts, engine repair parts, or a replacement engine for your GMC. Take advantage of more than 100 years of automotive manufacturing experience and purchase your replacement engine from the manufacturer that knows your GMC best. You can have your replacement engine installed or repaired by the Certified Service technicians at your GMC dealership.

Genuine GM Parts engines are engineered and built to meet the Original Equipment Manufacturer's (OEM) specifications. We apply our latest engineering advancements – learned from decades of manufacturing and service expertise. Genuine GM Parts engines go through rigorous validation and testing to help ensure optimal performance and durability.

Genuine GM Parts engines provide:

  • The same Original Equipment engineering standards that go into every new GMC vehicle
  • Our latest enhancements and improvements
  • Validation and durability standards equal to those in new GMC vehicle engines
  • Test certification under stringent and demanding conditions at state-of-the-art labs

You can be confident that the Genuine GM Parts engine built for your GMC will function as originally designed and engineered. That reliability is backed by a nationwide fully transferable limited warranty on parts and labor for 3 years or 100,000 miles, whichever comes first.1

1. Whichever comes first, from date and mileage of installation by an authorized GM dealer or a qualified service center. For over-the-counter sales, warranty begins on the date and mileage of retail sale. Contact your GM dealer for details.