OEM GMC Engine Control Module

Engine Control Computer
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108 Engine Control Modules found

  • GMC Engine Control Module Diagram - 12635043
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    GMC ECM Part Number: 12635043

    $213.69 MSRP: $434.02
    You Save: $220.33 (51%)
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    Product Specifications
    • Other Name: Module, Emission Control System; Engine Control Module
    Fits the following GMC Models:
    • Savana 1500 | 2010-2014 | Base | 6 Cyl 4.3 L GAS
    • Sierra 1500 | 2010-2013 | WT | 6 Cyl 4.3 L GAS
  • GMC Engine Control Module Diagram - 12692067
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    GMC ECM Part Number: 12692067

    $278.29 MSRP: $564.16
    You Save: $285.87 (51%)
    Ships in 1-3 Business Days
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    Product Specifications
    • Other Name: Module Assembly-Engine Control (W/2ND Mpu) E92 Service ECM 2-Byte; Engine Control Module
    • Replaced by: 12704477
    Fits the following GMC Models:
    • Canyon | 2015-2016 | Base, SLE, SLT | 6 Cyl 3.6 L GAS
    • Sierra 1500 | 2014-2016 | Base, Denali, SLE, SLT | 6 Cyl 4.3 L FLEX, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 5.3 L MILD HYBRID EV-GAS (MHEV), 8 Cyl 6.2 L GAS
    • Yukon | 2015-2016 | Denali, SLE, SLT | 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.2 L FLEX, 8 Cyl 6.2 L GAS
    • Yukon XL | 2015-2016 | Denali, SLE, SLT | 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.2 L FLEX, 8 Cyl 6.2 L GAS
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  • GMC Engine Control Module Diagram - 12692068
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    GMC ECM Part Number: 12692068

    $279.58 MSRP: $566.80
    You Save: $287.22 (51%)
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    Product Specifications
    • Other Name: Module Assembly-Engine Control (W/2ND Mpu) E92 Service ECM, 5 Byt; Engine Control Module
    • Replaced by: 12704476
    Fits the following GMC Models:
    • Sierra 1500 | 2017-2018 | Base, Denali, SLE, SLT | 6 Cyl 4.3 L FLEX, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 5.3 L MILD HYBRID EV-GAS (MHEV), 8 Cyl 6.2 L GAS
    • Yukon | 2017-2019 | Denali, SLE, SLT | 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.2 L FLEX, 8 Cyl 6.2 L GAS
    • Yukon XL | 2017-2018 | Denali, SLE, SLT | 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.2 L FLEX, 8 Cyl 6.2 L GAS
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  • GMC Engine Control Module - 55512215
    GMC Engine Control Module Diagram - 55512215
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    GMC ECM Part Number: 55512215

    $194.82 MSRP: $352.62
    You Save: $157.80 (45%)
    Ships in 1-2 Business Days
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    Product Specifications
    • Other Name: Module Assembly-Engine Control (W/2ND Mpu); Engine Control Module
    Fits the following GMC Models:
    • Canyon | 2020 | All Terrain, Denali, SLE, SLT | 4 Cyl 2.8 L DIESEL
  • GMC Engine Control Module - 12724217
    GMC Engine Control Module Diagram - 12724217
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    GMC ECM Part Number: 12724217

    $292.19 MSRP: $548.72
    You Save: $256.53 (47%)
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    Product Specifications
    • Other Name: Module Assembly-Engine Control (W/O Calibration); Module, Emission Control System
    • Replaces: 24001263, 24000211, 24001862
    Fits the following GMC Models:
    • Sierra 1500 | 2020-2022 | AT4, AT4X, Denali, Denali Ultimate, Elevation, SLE, SLT | 6 Cyl 3.0 L DIESEL
    • Sierra 1500 Limited | 2022 | AT4, Denali, Elevation, SLE, SLT | 6 Cyl 3.0 L DIESEL
  • GMC Engine Control Module - 12720006
    GMC Engine Control Module Diagram - 12720006
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    GMC ECM Part Number: 12720006

    $473.38 MSRP: $856.80
    You Save: $383.42 (45%)
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    Product Specifications
    • Other Name: Module Assembly-Engine Control (W/2ND Mpu); Module, Emission Control System
    • Replaces: 12711509, 12683624, 12670950, 12686363, 12700911
    Fits the following GMC Models:
    • Sierra 2500 HD | 2017-2021 | AT4, Base, Denali, SLE, SLT | 8 Cyl 6.6 L DIESEL
    • Sierra 3500 HD | 2017-2021 | AT4, Base, Denali, SLE, SLT | 8 Cyl 6.6 L DIESEL
  • GMC Engine Control Module - 12667002
    GMC Engine Control Module Diagram - 12667002
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    GMC PCM Part Number: 12667002

    $248.14 MSRP: $504.00
    You Save: $255.86 (51%)
    Ships in 1-2 Business Days
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    Product Specifications
    • Other Name: Module, Emission Control System; Engine Control Module; ECM
    Fits the following GMC Models:
    • Acadia Limited | 2017 | Base | 6 Cyl 3.6 L GAS
    • Terrain | 2017 | Denali, SL, SLE, SLT | 4 Cyl 2.4 L FLEX, 4 Cyl 2.4 L GAS, 6 Cyl 3.6 L FLEX, 6 Cyl 3.6 L GAS
  • GMC Engine Control Module - 12721351
    GMC Engine Control Module Diagram - 12721351
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    GMC ECM Part Number: 12721351

    $196.83 MSRP: $369.65
    You Save: $172.82 (47%)
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    Product Specifications
    • Other Name: Module Assembly-Engine Control (W/2ND Mpu); Module, Emission Control System
    • Replaces: 55501366, 24000466
    Fits the following GMC Models:
    • Terrain | 2018 | SLE, SLT | 4 Cyl 1.6 L DIESEL
  • GMC Engine Control Module - 12728504
    GMC Engine Control Module Diagram - 12728504
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    GMC ECM Part Number: 12728504

    $209.54 MSRP: $393.50
    You Save: $183.96 (47%)
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    Product Specifications
    • Other Name: Module Assembly-Engine Control (W/O Calibration); Module, Emission Control System
    Fits the following GMC Models:
    • Sierra 2500 HD | 2024 | AT4, AT4X, Denali, Denali Ultimate, Pro, SLE, SLT | 8 Cyl 6.6 L DIESEL
    • Sierra 3500 HD | 2024 | AT4, Denali, Denali Ultimate, Pro, SLE, SLT | 8 Cyl 6.6 L DIESEL
  • GMC Engine Control Module - 12721353
    GMC Engine Control Module Diagram - 12721353
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    GMC ECM Part Number: 12721353

    $183.35 MSRP: $331.86
    You Save: $148.51 (45%)
    Ships in 1-3 Business Days
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    Product Specifications
    • Other Name: Module Assembly-Engine Control (W/ 2ND Mpu) & (W/O C; Module, Emission Control System
    • Replaces: 55512265
    Fits the following GMC Models:
    • Canyon | 2020-2022 | All Terrain, AT4, Denali, Elevation, SLE, SLT | 4 Cyl 2.8 L DIESEL
    • Savana 2500 | 2020-2022 | Base, LS, LT | 4 Cyl 2.8 L DIESEL
    • Savana 3500 | 2020-2022 | Base, LS, LT | 4 Cyl 2.8 L DIESEL
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  • GMC Engine Control Module - 12721349
    GMC Engine Control Module Diagram - 12721349
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    GMC ECM Part Number: 12721349

    $263.03 MSRP: $493.96
    You Save: $230.93 (47%)
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    Product Specifications
    • Other Name: Module Assembly-Engine Control (W/2ND Mpu); Module, Emission Control System
    • Replaces: 24000462, 55487860, 55591599
    Fits the following GMC Models:
    • Canyon | 2016 | SLE, SLT | 4 Cyl 2.8 L DIESEL
  • GMC Engine Control Module - 12692865
    GMC Engine Control Module Diagram - 12692865
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    GMC ECM Part Number: 12692865

    $196.09 MSRP: $358.02
    You Save: $161.93 (46%)
    Ships in 1-2 Business Days
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    Product Specifications
    • Other Name: Module Assembly-Engine Control (W/2ND Mpu) E78 Service No Start; Engine Control Module; Module, Emission Control System
    • Replaces: 12616532, 12670036, 12642100
    Fits the following GMC Models:
    • Sierra 2500 HD | 2011 | Denali, SLE, SLT, WT | 8 Cyl 6.0 L FLEX
    • Sierra 3500 HD | 2011 | Denali, SLE, SLT, WT | 8 Cyl 6.0 L FLEX
  • GMC Engine Control Module - 12721348
    GMC Engine Control Module Diagram - 12721348
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    GMC ECM Part Number: 12721348

    $202.78 MSRP: $375.19
    You Save: $172.41 (46%)
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    Product Specifications
    • Other Name: Module Assembly-Engine Control (W/2ND Mpu); Module, Emission Control System
    • Replaces: 24000461, 55502052
    Fits the following GMC Models:
    • Canyon | 2017-2019 | All Terrain, Denali, SLE, SLT | 4 Cyl 2.8 L DIESEL
  • GMC Engine Control Module - 12723810
    GMC Engine Control Module Diagram - 12723810
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    GMC ECM Part Number: 12723810

    $347.02 MSRP: $651.68
    You Save: $304.66 (47%)
    Ships in 1-3 Business Days
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    Product Specifications
    • Other Name: Module Assembly, Engine Control (W/2ND Mpu); Engine Control Module; Module, Emission Control System
    Fits the following GMC Models:
    • Sierra 2500 HD | 2022-2023 | AT4, Denali, Pro, SLE, SLT | 8 Cyl 6.6 L DIESEL
    • Sierra 3500 HD | 2022-2023 | AT4, Denali, Pro, SLE, SLT | 8 Cyl 6.6 L DIESEL
  • GMC Engine Control Module - 16228016
    GMC Engine Control Module Diagram - 16228016
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    GMC PCM Part Number: 16228016

    $389.37 MSRP: $702.35
    You Save: $312.98 (45%)
    Ships in 1-2 Business Days
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    Product Specifications
    • Other Name: Module, Emission Control System; Engine Control Module; ECM
    • Replaced by: 19433896
    Fits the following GMC Models:
    • Sonoma | 1997-2000 | SL, SLE, SLS | 4 Cyl 2.2 L FLEX, 4 Cyl 2.2 L GAS
  • GMC Engine Control Module - 12725415
    GMC Engine Control Module Diagram - 12725415
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    GMC ECM Part Number: 12725415

    $280.17 MSRP: $526.15
    You Save: $245.98 (47%)
    Ships in 1-3 Business Days
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    Product Specifications
    • Other Name: Module Assembly-Engine Control (W/O Calibration); Module, Emission Control System
    • Replaces: 12718010
    Fits the following GMC Models:
    • Canyon | 2023 | AT4, AT4X, Denali, Elevation | 4 Cyl 2.7 L GAS
    • Sierra 1500 | 2023 | Elevation, Pro, SLE | 4 Cyl 2.7 L GAS
  • GMC Engine Control Module - 12719704
    GMC Engine Control Module Diagram - 12719704
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    GMC ECM Part Number: 12719704

    $206.01 MSRP: $386.88
    You Save: $180.87 (47%)
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    Product Specifications
    • Other Name: Module Assembly-Engine Control (W/O Calibration); Module, Emission Control System
    • Replaces: 12711353
    Fits the following GMC Models:
    • Sierra 1500 | 2022-2023 | AT4, AT4X, Denali, Denali Ultimate, Elevation, Pro, SLE, SLT | 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.2 L GAS
    • Yukon | 2021-2023 | AT4, Denali, SLE, SLT | 8 Cyl 5.3 L GAS, 8 Cyl 6.2 L GAS
    • Yukon XL | 2021-2023 | AT4, Denali, SLE, SLT | 8 Cyl 5.3 L GAS, 8 Cyl 6.2 L GAS
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  • GMC Engine Control Module - 12602801
    GMC Engine Control Module Diagram - 12602801
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    GMC ECM Part Number: 12602801

    $534.19 MSRP: $962.30
    You Save: $428.11 (45%)
    Ships in 1-2 Business Days
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    Product Specifications
    • Other Name: Module, Powertrain Control (P59)
    • Replaced by: 89017749
    Fits the following GMC Models:
    • Safari | 2005 | Base, SLE, SLT | 6 Cyl 4.3 L GAS
    • Savana 1500 | 2005-2007 | Base, LS, LT, SLE | 6 Cyl 4.3 L GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS
    • Savana 2500 | 2005-2007 | Base, LS, LT, SLE | 6 Cyl 4.3 L GAS, 8 Cyl 4.8 L GAS, 8 Cyl 5.3 L GAS, 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS
    • Savana 3500 | 2005-2007 | Base, LS, LT, SLE | 8 Cyl 4.8 L GAS, 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS
    • Sierra 1500 | 2005-2007 | Base, SL, WT | 6 Cyl 4.3 L GAS
    • Sierra 1500 Classic | 2007 | SL, WT | 6 Cyl 4.3 L GAS
    • Sierra 2500 HD | 2005-2006 | Base, SL, SLE, SLT, WT | 8 Cyl 8.1 L GAS
    • Sierra 2500 HD Classic | 2007 | SL, SLE, SLT, WT | 8 Cyl 8.1 L GAS
    • Sierra 3500 | 2005-2006 | Base, SL, SLE, SLT, WT | 8 Cyl 8.1 L GAS
    • Sierra 3500 Classic | 2007 | SL, SLE, SLT, WT | 8 Cyl 8.1 L GAS
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  • GMC Engine Control Module - 16215830
    GMC Engine Control Module Diagram - 16215830
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    GMC Control Module Part Number: 16215830

    $139.06 MSRP: $261.14
    You Save: $122.08 (47%)
    Ships in 1-2 Business Days
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    Product Specifications
    • Other Name: Module, Emission Control System; Engine Control Module; EEC Module; Radio; PCM; ECM
    Fits the following GMC Models:
    • Sonoma | 1996 | SL, SLE, SLS | 4 Cyl 2.2 L GAS
  • GMC Engine Control Module - 12723949
    GMC Engine Control Module Diagram - 12723949
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    GMC ECM Part Number: 12723949

    $188.07 MSRP: $337.34
    You Save: $149.27 (45%)
    Product Specifications
    • Other Name: Module Assembly-Engine Control (W/O Calibration); Module, Emission Control System
    • Replaces: 24001956
    Fits the following GMC Models:
    • Yukon | 2021-2023 | Denali, SLE, SLT | 6 Cyl 3.0 L DIESEL
    • Yukon XL | 2021-2023 | AT4, Denali, SLE, SLT | 6 Cyl 3.0 L DIESEL, 8 Cyl 5.3 L GAS, 8 Cyl 6.2 L GAS
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GMC Engine Control Module

Choose OEM Engine Control Module, you're making the optimal decision for superior quality and perfect performance. You can feel confident because each component goes through stringent quality checks. Every part is carefully built to comply with GMC's factory specifications. You'll enjoy a smooth, worry-free installation that fits just right. At ChevyPartsDeal.com, you'll find it easy to get top-quality OEM GMC Engine Control Module. You can shop at highly competitive prices and protect your budget. All our genuine GMC parts include a dependable manufacturer's warranty. You'll also appreciate our straightforward return policy and swift delivery services for extra convenience.

GMC Engine Control Module Parts and Q&A

  • Q: How to Safely Handle and Replace the Engine Control Module on GMC Acadia?
    A:
    The initial step for replacing the Engine Control Module (ECM) should be to turn off the ignition because this precautionary measure prevents connector damage and power connection complications during the process. The metal case of the control module should avoid contact with battery voltage at all times while touching the connector pins or soldered components is strictly prohibited to safeguard against electrostatic discharge. The servicing process requires attention to both suitable cleaning of control module connector surfaces and verification that installed gaskets provide proper contaminant prevention. Failure to input remaining engine oil life and automatic transmission fluid life into the replacement module will default them to 100 percent resulting in mandatory oil changes at 5,000km and transmission fluid changes at 83,000km since programming was not performed. Start by removing the ecm by first disconnecting the negative Battery Cable followed by disconnection of the engine wiring harness middle and lower electrical connectors and by removing the engine wiring harness clip if a new ecm bracket is installed from the ecm bracket tab and lastly disconnecting the upper electrical connector from the ecm and gently lifting up the retaining tab to remove the ecm from its support brackets. You should remove the bolts that secure the ecm bracket when necessary. First position the ecm bracket and fit the bolts while tightening them to 6 n.m (53 lb in). Location the ecm beneath the retaining tab first before installing the upper electrical connector to the ecm. Before reinstalling the negative Battery Cable secure the middle and lower electrical connectors to the ecm along with installing the engine wiring harness clip to the ecm bracket tab. The installation of a new ecm requires programming for the new device.
  • Q: How to replace the Engine Control Module (ECM) on GMC Sierra 1500?
    A:
    The first step when replacing an Engine Control Module should be turning off ignition to protect the module from internal damage during connector installation or removal and power disconnection procedures. The metal control module frame should not receive battery voltage to protect its operation and touching connector pins or solder connections is unsafe because it generates electrostatic discharge. Check the connector surfaces for debris before checking if the gaskets are correctly installed to stop contaminant penetration. A scan tool should be used to record the remaining engine oil life data because lack of programming will cause the new module to default to 100% leading to an oil change at 5,000 km (3,000 mi) based on the last change. Proceed with disabling the negative Battery Cable and releasing the ecm electrical connector retainers before pulling out the connectors from the ecm position. The installation requires removal of the ecm after detaching its retainer tabs which secure the ecm against the bracket. The installation process of this unit requires users to first insert the bottom ecm tabs into the bracket before pushing the ecm unit to lock it in place with retainer clips applied to both the upper and lower electrical connectors. Ending the procedure requires reattaching the negative Battery Cable and performing an ecm programming step for any newly installed unit.

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