GMC OEM Used Auto Parts – Tested & Guaranteed
Find high-quality OEM used GMC auto parts for a wide range of GMC vehicles including the Sierra 1500, Sierra 2500, Sierra 3500, Yukon, Yukon XL, Acadia, Terrain, and Canyon. At OEM Used Auto Parts, we specialize in providing genuine factory GMC replacement parts removed from low-mileage vehicles and thoroughly inspected for reliability.
Our GMC inventory includes popular components such as Radio, Sun Visors, Tail Lights, Side View Mirrors, Climate Controls, Power Window Switch, Engines, Transmissions, and Alternators. Every part is carefully tested to ensure proper function before it is shipped to you.
Buying OEM used GMC parts is a cost-effective way to repair your vehicle while maintaining factory fit and performance. All parts include fast free shipping and a 90-day warranty, so you can purchase with confidence.
Browse our selection of GMC replacement parts below to find the exact component you need for your vehicle.
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2017 Gmc Terrain PCM Engine Control Computer ECU ECM PCU OEM P/N:12667189 Fits Fits 2018 2019 2020 OEM Used Auto Parts
2017 Gmc Terrain PCM Engine Control Computer ECU ECM PCU OEM P/N:12667189 Fits Fits 2018 2019 2020 OEM Used Auto Parts
SKU: 578092Regular price $ 42.81Sale price $ 42.81 Regular priceUnit price / per$ 42.60 -
2017 Gmc Terrain PCM Engine Control Computer ECU ECM PCU OEM P/N:12667189 Fits Fits 2018 2019 2020 OEM Used Auto Parts
2017 Gmc Terrain PCM Engine Control Computer ECU ECM PCU OEM P/N:12667189 Fits Fits 2018 2019 2020 OEM Used Auto Parts
SKU: 576272Regular price $ 42.81Sale price $ 42.81 Regular priceUnit price / per$ 42.60 -
2017 Gmc Acadia Limited Throttle Body P/N:12670981AA 12632172BA Fits Fits 2012 2013 2014 2015 2016 2018 2019 OEM Used Auto Parts
2017 Gmc Acadia Limited Throttle Body P/N:12670981AA 12632172BA Fits Fits 2012 2013 2014 2015 2016 2018 2019 OEM Used Auto Parts
SKU: 393278Regular price $ 35.48Sale price $ 35.48 Regular priceUnit price / per$ 44.89Sale -
2017 Gmc Acadia PCM Engine Control Computer ECU ECM PCU OEM P/N:12670801 Fits Fits 2018 2019 2020 OEM Used Auto Parts
2017 Gmc Acadia PCM Engine Control Computer ECU ECM PCU OEM P/N:12670801 Fits Fits 2018 2019 2020 OEM Used Auto Parts
SKU: 572961Regular price $ 42.81Sale price $ 42.81 Regular priceUnit price / per$ 42.60 -
2017 Gmc Terrain PCM Engine Control Computer ECU ECM PCU OEM P/N:12667189 Fits Fits 2018 2019 2020 OEM Used Auto Parts
2017 Gmc Terrain PCM Engine Control Computer ECU ECM PCU OEM P/N:12667189 Fits Fits 2018 2019 2020 OEM Used Auto Parts
SKU: 572635Regular price $ 42.81Sale price $ 42.81 Regular priceUnit price / per$ 42.60 -
2017 Gmc Terrain PCM Engine Control Computer ECU ECM PCU OEM P/N:12667189 Fits Fits 2018 2019 2020 OEM Used Auto Parts
2017 Gmc Terrain PCM Engine Control Computer ECU ECM PCU OEM P/N:12667189 Fits Fits 2018 2019 2020 OEM Used Auto Parts
SKU: 566819Regular price $ 42.81Sale price $ 42.81 Regular priceUnit price / per$ 38.19 -
2017 Gmc Terrain PCM Engine Control Computer ECU ECM PCU OEM P/N:12667189 Fits Fits 2018 2019 2020 OEM Used Auto Parts
2017 Gmc Terrain PCM Engine Control Computer ECU ECM PCU OEM P/N:12667189 Fits Fits 2018 2019 2020 OEM Used Auto Parts
SKU: 557317Regular price $ 42.81Sale price $ 42.81 Regular priceUnit price / per$ 38.19 -
2017 Gmc Terrain PCM Engine Control Computer ECU ECM PCU OEM P/N:12667189 Fits Fits 2018 2019 2020 OEM Used Auto Parts
2017 Gmc Terrain PCM Engine Control Computer ECU ECM PCU OEM P/N:12667189 Fits Fits 2018 2019 2020 OEM Used Auto Parts
SKU: 558130Regular price $ 42.81Sale price $ 42.81 Regular priceUnit price / per$ 38.19 -
2017 Gmc Terrain PCM Engine Control Computer ECU ECM PCU OEM P/N:12667189 12667002, 12685918, 12670801 Fits Fits 2018 2019 2020 OEM Used Auto Parts
2017 Gmc Terrain PCM Engine Control Computer ECU ECM PCU OEM P/N:12667189 12667002, 12685918, 12670801 Fits Fits 2018 2019 2020 OEM Used Auto Parts
SKU: 443096Regular price $ 42.81Sale price $ 42.81 Regular priceUnit price / per$ 37.31 -
2017 Gmc Terrain PCM Engine Control Computer ECU ECM PCU OEM P/N:12667189 Fits Fits 2018 2019 2020 OEM Used Auto Parts
2017 Gmc Terrain PCM Engine Control Computer ECU ECM PCU OEM P/N:12667189 Fits Fits 2018 2019 2020 OEM Used Auto Parts
SKU: 543412Regular price $ 42.81Sale price $ 42.81 Regular priceUnit price / per$ 37.31 -
2017 Gmc Terrain PCM Engine Control Computer ECU ECM PCU OEM P/N:12667189 Fits Fits 2018 2019 2020 OEM Used Auto Parts
2017 Gmc Terrain PCM Engine Control Computer ECU ECM PCU OEM P/N:12667189 Fits Fits 2018 2019 2020 OEM Used Auto Parts
SKU: 543349Regular price $ 42.81Sale price $ 42.81 Regular priceUnit price / per$ 37.31 -
2017 Gmc Acadia PCM Engine Control Computer ECU ECM PCU OEM P/N:12667002 12670801, 12667189 Fits Fits 2018 2019 2020 OEM Used Auto Parts
2017 Gmc Acadia PCM Engine Control Computer ECU ECM PCU OEM P/N:12667002 12670801, 12667189 Fits Fits 2018 2019 2020 OEM Used Auto Parts
SKU: 524671Regular price $ 42.81Sale price $ 42.81 Regular priceUnit price / per$ 47.73Sale -
2017 Gmc Terrain PCM Engine Control Computer ECU ECM PCU OEM P/N:12667189 12667002 Fits Fits 2018 2019 2020 OEM Used Auto Parts
2017 Gmc Terrain PCM Engine Control Computer ECU ECM PCU OEM P/N:12667189 12667002 Fits Fits 2018 2019 2020 OEM Used Auto Parts
SKU: 512417Regular price $ 42.81Sale price $ 42.81 Regular priceUnit price / per$ 47.73Sale -
2017 Gmc Acadia Instrument Cluster Speedometer Gauges P/N:85004FJ170 84147750 Fits OEM Used Auto Parts
2017 Gmc Acadia Instrument Cluster Speedometer Gauges P/N:85004FJ170 84147750 Fits OEM Used Auto Parts
SKU: 501306Regular price $ 41.99Sale price $ 41.99 Regular priceUnit price / per$ 114.00Sale -
2017 Gmc Acadia Instrument Cluster Speedometer Gauges P/N:84147750 Fits OEM Used Auto Parts
2017 Gmc Acadia Instrument Cluster Speedometer Gauges P/N:84147750 Fits OEM Used Auto Parts
SKU: 501305Regular price $ 41.99Sale price $ 41.99 Regular priceUnit price / per$ 115.00Sale -
2017 Gmc Acadia PCM Engine Control Computer ECU ECM PCU OEM P/N:GK4A-12A650-GA FL3A-12B684-BEB Fits OEM Used Auto Parts
2017 Gmc Acadia PCM Engine Control Computer ECU ECM PCU OEM P/N:GK4A-12A650-GA FL3A-12B684-BEB Fits OEM Used Auto Parts
SKU: 502923Regular price $ 42.81Sale price $ 42.81 Regular priceUnit price / per$ 136.00Sale -
2017 Gmc Terrain PCM Engine Control Computer ECU ECM PCU OEM P/N:12667002 12667189 Fits Fits 2018 2019 2020 OEM Used Auto Parts
2017 Gmc Terrain PCM Engine Control Computer ECU ECM PCU OEM P/N:12667002 12667189 Fits Fits 2018 2019 2020 OEM Used Auto Parts
SKU: 500136Regular price $ 42.81Sale price $ 42.81 Regular priceUnit price / per$ 47.73Sale -
2017 Gmc Terrain PCM Engine Control Computer ECU ECM PCU OEM P/N:12666070 12667189, 12667002, 12708794 Fits Fits 2018 2019 2020 OEM Used Auto Parts
2017 Gmc Terrain PCM Engine Control Computer ECU ECM PCU OEM P/N:12666070 12667189, 12667002, 12708794 Fits Fits 2018 2019 2020 OEM Used Auto Parts
SKU: 482012Regular price $ 42.81Sale price $ 42.81 Regular priceUnit price / per$ 47.73Sale -
2017 Gmc Acadia Engine Cover
2017 Gmc Acadia Engine Cover
SKU: 432286Regular price $ 60.02Sale price $ 60.02 Regular priceUnit price / per$ 68.52Sale -
2017 Gmc Sierra 1500 Rim Wheel Center Cap
2017 Gmc Sierra 1500 Rim Wheel Center Cap
SKU: 449053Regular price $ 32.71Sale price $ 32.71 Regular priceUnit price / per$ 30.00 -
2017 Gmc Sierra 1500 Rim Wheel Center Cap
2017 Gmc Sierra 1500 Rim Wheel Center Cap
SKU: 449000Regular price $ 32.71Sale price $ 32.71 Regular priceUnit price / per$ 30.00 -
2017 Gmc Terrain PCM Engine Control Computer ECU ECM PCU OEM P/N:12667189 12667002, 12685918, 12670801 Fits Fits 2018 2019 2020 OEM Used Auto Parts
2017 Gmc Terrain PCM Engine Control Computer ECU ECM PCU OEM P/N:12667189 12667002, 12685918, 12670801 Fits Fits 2018 2019 2020 OEM Used Auto Parts
SKU: 443989Regular price $ 42.81Sale price $ 42.81 Regular priceUnit price / per$ 39.20 -
2017 Gmc Terrain PCM Engine Control Computer ECU ECM PCU OEM P/N:12667189 12667002, 12685918, 12670801 Fits Fits 2018 2019 2020 OEM Used Auto Parts
2017 Gmc Terrain PCM Engine Control Computer ECU ECM PCU OEM P/N:12667189 12667002, 12685918, 12670801 Fits Fits 2018 2019 2020 OEM Used Auto Parts
SKU: 444905Regular price $ 42.81Sale price $ 42.81 Regular priceUnit price / per$ 39.20 -
2017 Gmc Terrain PCM Engine Control Computer ECU ECM PCU OEM P/N:12667189 12667002, 12685918, 12670801 Fits Fits 2018 2019 2020 OEM Used Auto Parts
2017 Gmc Terrain PCM Engine Control Computer ECU ECM PCU OEM P/N:12667189 12667002, 12685918, 12670801 Fits Fits 2018 2019 2020 OEM Used Auto Parts
SKU: 444755Regular price $ 42.81Sale price $ 42.81 Regular priceUnit price / per$ 39.20 -
2017 Gmc Terrain PCM Engine Control Computer ECU ECM PCU OEM P/N:12667189 12667002 Fits Fits 2018 2019 OEM Used Auto Parts
2017 Gmc Terrain PCM Engine Control Computer ECU ECM PCU OEM P/N:12667189 12667002 Fits Fits 2018 2019 OEM Used Auto Parts
SKU: 402680Regular price $ 42.81Sale price $ 42.81 Regular priceUnit price / per$ 49.46Sale -
2017 Gmc Terrain PCM Engine Control Computer ECU ECM PCU OEM P/N:12667002 Fits Fits 2018 2019 OEM Used Auto Parts
2017 Gmc Terrain PCM Engine Control Computer ECU ECM PCU OEM P/N:12667002 Fits Fits 2018 2019 OEM Used Auto Parts
SKU: 400741Regular price $ 42.81Sale price $ 42.81 Regular priceUnit price / per$ 49.46Sale -
2017 Gmc Acadia Limited PCM Engine Control Computer ECU ECM PCU OEM P/N:12667002 Fits Fits 2018 2019 OEM Used Auto Parts
2017 Gmc Acadia Limited PCM Engine Control Computer ECU ECM PCU OEM P/N:12667002 Fits Fits 2018 2019 OEM Used Auto Parts
SKU: 392998Regular price $ 42.81Sale price $ 42.81 Regular priceUnit price / per$ 49.46Sale -
2017 Gmc Acadia Limited Throttle Body P/N:12632172BA 12670981AA Fits Fits 2012 2013 2014 2015 2016 2018 2019 OEM Used Auto Parts
2017 Gmc Acadia Limited Throttle Body P/N:12632172BA 12670981AA Fits Fits 2012 2013 2014 2015 2016 2018 2019 OEM Used Auto Parts
SKU: 349302Regular price $ 35.48Sale price $ 35.48 Regular priceUnit price / per$ 48.22Sale -
2017 Gmc Acadia Limited Throttle Body P/N:12632172BA 12670981AA Fits Fits 2012 2013 2014 2015 2016 2018 2019 OEM Used Auto Parts
2017 Gmc Acadia Limited Throttle Body P/N:12632172BA 12670981AA Fits Fits 2012 2013 2014 2015 2016 2018 2019 OEM Used Auto Parts
SKU: 349299Regular price $ 35.48Sale price $ 35.48 Regular priceUnit price / per$ 48.22Sale -
2017 Gmc Terrain PCM Engine Control Computer ECU ECM PCU OEM P/N:12667002 12698026, 12673932, 12708794 Fits Fits 2018 2019 OEM Used Auto Parts
2017 Gmc Terrain PCM Engine Control Computer ECU ECM PCU OEM P/N:12667002 12698026, 12673932, 12708794 Fits Fits 2018 2019 OEM Used Auto Parts
SKU: 325255Regular price $ 42.81Sale price $ 42.81 Regular priceUnit price / per$ 41.75 -
2017 Gmc Acadia PCM Engine Control Computer ECU ECM PCU OEM P/N:12698026 12673932, 12708794, 12708809 Fits Fits 2018 2019 OEM Used Auto Parts
2017 Gmc Acadia PCM Engine Control Computer ECU ECM PCU OEM P/N:12698026 12673932, 12708794, 12708809 Fits Fits 2018 2019 OEM Used Auto Parts
SKU: 316377Regular price $ 42.81Sale price $ 42.81 Regular priceUnit price / per$ 40.21 -
2017 Gmc Terrain PCM Engine Control Computer ECU ECM PCU OEM P/N:12666068 12667002, 12666070, 12667189 Fits Fits 2018 2019 2020 OEM Used Auto Parts
2017 Gmc Terrain PCM Engine Control Computer ECU ECM PCU OEM P/N:12666068 12667002, 12666070, 12667189 Fits Fits 2018 2019 2020 OEM Used Auto Parts
SKU: 280422Regular price $ 42.81Sale price $ 42.81 Regular priceUnit price / per$ 92.40Sale -
2017 Gmc Acadia PCM Engine Control Computer ECU ECM PCU OEM P/N:12666068 12667002, 12666070, 12667189 Fits Fits 2018 2019 OEM Used Auto Parts
2017 Gmc Acadia PCM Engine Control Computer ECU ECM PCU OEM P/N:12666068 12667002, 12666070, 12667189 Fits Fits 2018 2019 OEM Used Auto Parts
SKU: 257131Regular price $ 42.81Sale price $ 42.81 Regular priceUnit price / per$ 92.40Sale -
2017 Gmc Terrain PCM Engine Control Computer ECU ECM PCU OEM P/N:12666068 12667002, 12666070, 12667189 Fits Fits 2018 2019 OEM Used Auto Parts
2017 Gmc Terrain PCM Engine Control Computer ECU ECM PCU OEM P/N:12666068 12667002, 12666070, 12667189 Fits Fits 2018 2019 OEM Used Auto Parts
SKU: 242797Regular price $ 42.81Sale price $ 42.81 Regular priceUnit price / per$ 42.65 -
2017 Gmc Terrain PCM Engine Control Computer ECU ECM PCU OEM P/N:12666070 12667189, 12685918, 12670801 Fits Fits 2018 2019 2020 OEM Used Auto Parts
2017 Gmc Terrain PCM Engine Control Computer ECU ECM PCU OEM P/N:12666070 12667189, 12685918, 12670801 Fits Fits 2018 2019 2020 OEM Used Auto Parts
SKU: 210943Regular price $ 42.81Sale price $ 42.81 Regular priceUnit price / per$ 40.62 -
2017 Gmc Terrain PCM Engine Control Computer ECU ECM PCU OEM P/N:12667189 12670801, 12694743, 12666070 Fits Fits 2018 2019 OEM Used Auto Parts
2017 Gmc Terrain PCM Engine Control Computer ECU ECM PCU OEM P/N:12667189 12670801, 12694743, 12666070 Fits Fits 2018 2019 OEM Used Auto Parts
SKU: 171416Regular price $ 42.81Sale price $ 42.81 Regular priceUnit price / per$ 40.62



































