How to replace the Engine Control Module (ECM) on Cadillac Escalade?

Every Engine Control Module (ECM) replacement process begins with retrieving the current engine oil life percentage through a scan tool. Pulling the negative Battery Cable in combination with upper and lower connector retainer disengagement allows the removal of ecm connectors from their position. The next step requires detachment of the retainer tabs holding the ecm to the bracket before extracting the ecm. First insert the bottom ecm tabs into the bracket and then apply pressure to push the ecm which makes it secure. Thoroughly connect the electrical connectors by inserting them into retainers that attach to the upper and lower sections. When completing ecm programming always verify the engine oil life input is correct to prevent defaulting to 100% usage that will instruct an early oil change at the 5,000 km (3,000 mi) limit.

How to replace the Engine Control Module (ECM) on Cadillac CTS?

Before replacing the Engine Control Module (ECM) verify that the ignition is off to protect the machine components. Disconnection of the engine control module ground wire from the ECM starts by removing its screw that secures the wire to the module. Touching the connector pins should be avoided to stop electrostatic discharge damage from occurring. You must open the release levers before you disconnect the ECM connectors from the Engine Control Module. Start your replacement of the ECM by removing the nuts attached to the ECM bracket and then pulling out the ECM from its position. Position the ECM to the ECM bracket with the ignition off before securing it with nuts that need to be tightened to 8 N.m (71 lb in). Check how the harness connectors match with ECM connectors before guiding all parts into place with the release lever securely locked. Replace the screw which secures the ECM ground wire to the ECM then tighten this screw to 4.5 N.m (40 lb in). Use the Service Programming System to program the ECM. After programming the new GM SPO Replacement Part to replace an ECM it immediately acquires the fuel continue password. The 10-minute or 30-minute relearn process needs to be executed for learning the current vehicle's theft deterrent control module password whenever an ECM transfers to a different vehicle. Programming of the theft deterrent system components becomes necessary after installing an ECM which originated from another vehicle. Also run the idle learn procedure.

OEM Cadillac Engine Control Module

Engine Control Computer

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82 Engine Control Modules found

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Cadillac PCM Part Number: 12653998
$393.24 MSRP: $860.80
You Save: $467.56 (55%)
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Product Specifications
- Other Name: Module, Emission Control System; Engine Control Module; ECM
- Replaces: 12633555
Fits the following Cadillac Models:
- ATS | 2013-2015 | Base, Luxury, Performance, Premium | 4 Cyl 2.0 L GAS, 4 Cyl 2.5 L GAS, 6 Cyl 3.6 L FLEX
- CTS | 2014-2017 | Base, Luxury, Performance, Premium | 4 Cyl 2.0 L GAS
- SRX | 2013-2016 | Base, Luxury, Performance, Premium | 6 Cyl 3.6 L FLEX, 6 Cyl 3.6 L GAS
- XTS | 2013-2016 | Base, Livery, Luxury, Platinum, Premium | 6 Cyl 3.6 L GAS
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Cadillac PCM Part Number: 12651994
$463.24 MSRP: $1011.72
You Save: $548.48 (55%)
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Product Specifications
- Other Name: Module, Emission Control System; Engine Control Module; ECM
- Replaces: 12643248
Fits the following Cadillac Models:
- CTS | 2012-2014 | Base, Luxury, Performance, Premium, Vsport, Vsport Premium | 6 Cyl 3.0 L GAS, 6 Cyl 3.6 L FLEX, 6 Cyl 3.6 L GAS
- SRX | 2012 | Base, Luxury, Performance, Premium | 6 Cyl 3.6 L FLEX
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Cadillac ECM Part Number: 12692200
$186.20 MSRP: $377.12
You Save: $190.92 (51%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Module Assembly-Engine Control (W/2ND Mpu) E78 Service ECM 2Byte; Engine Control Module; Module, Emission Control System
- Replaces: 12643636, 12668866, 12668991
Fits the following Cadillac Models:
- ELR | 2014-2016 | Base | 4 Cyl 1.4 L PLUG-IN HYBRID EV-GAS (PHEV)
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Cadillac ECM Part Number: 12703872
$204.82 MSRP: $414.92
You Save: $210.10 (51%)
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
- Replaces: 12692070, 12686430
Fits the following Cadillac Models:
- ATS | 2018-2019 | V | 6 Cyl 3.6 L GAS
- CTS | 2018-2019 | V, Vsport, Vsport Premium Luxury | 6 Cyl 3.6 L GAS, 8 Cyl 6.2 L GAS
- Escalade | 2019-2020 | Base, Luxury, Platinum, Premium Luxury | 8 Cyl 6.2 L FLEX, 8 Cyl 6.2 L GAS
- Escalade ESV | 2019-2020 | Base, Luxury, Platinum, Premium Luxury | 8 Cyl 6.2 L FLEX, 8 Cyl 6.2 L GAS
- XTS | 2018-2019 | Vsport Platinum | 6 Cyl 3.6 L GAS
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Cadillac ECM Part Number: 12625455
$209.62 MSRP: $424.70
You Save: $215.08 (51%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Module, Engine Control (W/2ND Mpu); Engine Control Module; Module, Emission Control System
Fits the following Cadillac Models:
- Escalade | 2009-2010 | Base, Platinum | 8 Cyl 6.2 L FLEX
- Escalade ESV | 2009 | Base, Platinum | 8 Cyl 6.2 L FLEX
- Escalade EXT | 2009-2010 | Base | 8 Cyl 6.2 L FLEX
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Cadillac PCM Part Number: 12633238
$245.01 MSRP: $496.56
You Save: $251.55 (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 Cadillac Models:
- Escalade | 2011-2014 | Base, Luxury, Platinum, Premium | 8 Cyl 6.2 L FLEX
- Escalade ESV | 2010-2014 | Base, Luxury, Platinum, Premium | 8 Cyl 6.2 L FLEX
- Escalade EXT | 2010-2013 | Base, Luxury, Premium | 8 Cyl 6.2 L FLEX
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Cadillac ECM Part Number: 12623327
$272.19 MSRP: $552.85
You Save: $280.66 (51%)
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Product Specifications
- Other Name: Module, Emission Control System; Engine Control Module
- Replaces: 12614423
Fits the following Cadillac Models:
- CTS | 2008-2009 | Base, V | 6 Cyl 3.6 L GAS, 8 Cyl 6.2 L GAS
- SRX | 2008-2009 | Base | 6 Cyl 3.6 L GAS
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Cadillac PCM Part Number: 12678511
$265.60 MSRP: $538.40
You Save: $272.80 (51%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Module Assembly-Engine Control (W/2ND Mpu); Engine Control Module; ECM; Module, Emission Control System
- Replaces: 12607096, 12636660
Fits the following Cadillac Models:
- CTS | 2009, 2006-2007 | V | 8 Cyl 6.0 L GAS, 8 Cyl 6.2 L GAS
- DTS | 2006-2009 | Base, Luxury, Platinum | 8 Cyl 4.6 L GAS
- SRX | 2007-2009 | Base | 8 Cyl 4.6 L GAS
- STS | 2006-2010 | Base, Platinum, V | 8 Cyl 4.4 L GAS, 8 Cyl 4.6 L GAS
- XLR | 2006-2009 | Base, Platinum, V | 8 Cyl 4.4 L GAS, 8 Cyl 4.6 L GAS
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Cadillac ECM Part Number: 12692068
$279.58 MSRP: $566.80
You Save: $287.22 (51%)
Ships in 1-2 Business Days
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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 Cadillac Models:
- ATS | 2017 | V | 6 Cyl 3.6 L GAS
- CTS | 2017 | V, Vsport, Vsport Premium Luxury | 6 Cyl 3.6 L GAS, 8 Cyl 6.2 L GAS
- Escalade | 2017-2019 | Base, Luxury, Platinum, Premium Luxury | 8 Cyl 6.2 L FLEX, 8 Cyl 6.2 L GAS
- Escalade ESV | 2017-2018 | Base, Luxury, Platinum, Premium Luxury | 8 Cyl 6.2 L FLEX, 8 Cyl 6.2 L GAS
- XTS | 2017 | Vsport Platinum, Vsport Premium Luxury | 6 Cyl 3.6 L GAS
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Cadillac ECM Part Number: 12651993
$407.94 MSRP: $887.36
You Save: $479.42 (55%)
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Product Specifications
- Other Name: Module, Engine Control (W/2ND Mpu); Engine Control Module; Module, Emission Control System
- Replaces: 12650256, 12616889, 12642665, 12637106
Fits the following Cadillac Models:
- CTS | 2010-2012 | Base, Luxury, Performance | 6 Cyl 3.0 L GAS
- SRX | 2010-2011 | Base, Luxury, Performance, Premium | 6 Cyl 3.0 L GAS
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Cadillac ECM Part Number: 88999120
$119.51 MSRP: $222.66
You Save: $103.15 (47%)
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Product Specifications
- Other Name: Module Assembly, Engine Control (Remanufacture); Engine Control Module; Module, Emission Control System
- Replaces: 1226462, 01226462
Fits the following Cadillac Models:
- DeVille | 1985 | Base, Cabriolet, d'Elegance | 6 Cyl 4.3 L DIESEL, 8 Cyl 4.1 L GAS
- Fleetwood | 1985 | 75, 75 Formal, Base, Brougham, Brougham d'Elegance, d'Elegance | 6 Cyl 4.3 L DIESEL, 8 Cyl 4.1 L GAS, 8 Cyl 5.7 L DIESEL
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Cadillac ECM Part Number: 12704475
$229.88 MSRP: $430.72
You Save: $200.84 (47%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Module Assembly-Engine Control (W/2ND Mpu); Module, Emission Control System
- Replaces: 12680656, 12686383, 12692069
Fits the following Cadillac Models:
- CTS | 2018-2019 | V | 8 Cyl 6.2 L GAS
- Escalade | 2018 | Base, Luxury, Platinum, Premium Luxury | 8 Cyl 6.2 L FLEX, 8 Cyl 6.2 L GAS
- XTS | 2018 | Vsport Platinum | 6 Cyl 3.6 L GAS
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Cadillac ECM Part Number: 12692067
$300.94 MSRP: $564.16
You Save: $263.22 (47%)
Ships in 1-3 Business Days
ADD TO CART
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 Cadillac Models:
- ATS | 2013-2019 | Base, Luxury, Performance, Premium, V | 4 Cyl 2.0 L GAS, 6 Cyl 3.6 L FLEX, 6 Cyl 3.6 L GAS
- CTS | 2014-2016 | Luxury, Performance, Premium, V, Vsport, Vsport Premium | 6 Cyl 3.6 L FLEX, 6 Cyl 3.6 L GAS, 8 Cyl 6.2 L GAS
- Escalade | 2015-2016 | Base, Luxury, Platinum, Premium | 8 Cyl 6.2 L FLEX, 8 Cyl 6.2 L GAS
- Escalade ESV | 2015-2016 | Base, Luxury, Platinum, Premium | 8 Cyl 6.2 L FLEX, 8 Cyl 6.2 L GAS
- XTS | 2014-2016 | Vsport Platinum, Vsport Premium | 6 Cyl 3.6 L GAS
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Cadillac Control Module Part Number: 88999184
$132.28 MSRP: $235.12
You Save: $102.84 (44%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Module Assembly, Engine Control (Remanufacture); Engine Control Module; ECM; Module, Emission Control System
- Replaces: 16159280
Fits the following Cadillac Models:
- Fleetwood | 1993 | Base, Brougham | 8 Cyl 5.7 L GAS
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Cadillac ECM Part Number: 19260507
$683.35 MSRP: $1080.78
You Save: $397.43 (37%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Module, Emission Control System; Engine Control Module
Fits the following Cadillac Models:
- CTS | 2004-2007 | Base | 6 Cyl 2.8 L GAS, 6 Cyl 3.6 L GAS
- SRX | 2004-2006 | Base | 6 Cyl 3.6 L GAS
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Cadillac PCM Part Number: 19210738
$255.19 MSRP: $456.42
You Save: $201.23 (45%)
Product Specifications
- Other Name: Module Assembly, Powertrain Control; Engine Control Module; ECM; Module, Emission Control System
Fits the following Cadillac Models:
- Escalade | 2007 | Base | 8 Cyl 6.2 L GAS
- Escalade ESV | 2007 | Base | 8 Cyl 6.2 L GAS
- Escalade EXT | 2007 | Base | 8 Cyl 6.2 L GAS
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Cadillac ECM Part Number: 88999121
$104.15 MSRP: $185.64
You Save: $81.49 (44%)
Product Specifications
- Other Name: Module Assembly, Engine Control (Remanufacture); Engine Control Module; Module, Emission Control System
- Replaces: 1226519, 01226519
Fits the following Cadillac Models:
- Eldorado | 1984 | Base, Biarritz, Cabriolet, Touring | 8 Cyl 4.1 L GAS, 8 Cyl 5.7 L DIESEL
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Cadillac ECM Part Number: 12629278
$258.14 MSRP: $463.04
You Save: $204.90 (45%)
Product Specifications
- Other Name: Module, Emission Control System; Engine Control Module
- Replaces: 12611182
Fits the following Cadillac Models:
- Escalade | 2009 | Hybrid | 8 Cyl 6.0 L FULL HYBRID EV-GAS (FHEV)
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Cadillac Module, Emission Control System Part Number: 89017749
$536.60 MSRP: $962.30
You Save: $425.70 (45%)
Product Specifications
- Other Name: ECM
- Replaces: 12602801, 12589462
Fits the following Cadillac Models:
- CTS | 2004-2005 | V | 8 Cyl 5.7 L GAS
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Cadillac PCM Part Number: 19300014
$1151.70 MSRP: $1816.15
You Save: $664.45 (37%)
Product Specifications
- Other Name: Module, Emission Control System; Engine Control Module; ECM
- Replaces: 19300015
Fits the following Cadillac Models:
- CTS | 2010-2012 | Base, Luxury, Performance, Premium | 6 Cyl 3.6 L GAS
- STS | 2010-2011 | Base | 6 Cyl 3.6 L GAS

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Cadillac 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 Cadillac'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 Cadillac Engine Control Module. You can shop at highly competitive prices and protect your budget. All our genuine Cadillac parts include a dependable manufacturer's warranty. You'll also appreciate our straightforward return policy and swift delivery services for extra convenience.

The Cadillac Engine Control Module continuously optimizes burning of combustion to ensure sharp power and economical consumption of fuel. Cadillac is based on a history of aggressive styling and assertive road manners that can be dated back to 1902. Wallers such as the smooth lines, comfort cabins and dashboards which seem sci-fi more than sedan. The brand continues to introduce technology such as full-width touch screens and glass tops that illuminate cabins with light. Both models drive comfort to the front without ever relinquishing the muscle that created early V8 legends. Somehow luxury is confronted with boastful performance in every bend with grand tourers of the past and the hand-built Celestiq. Cadillac is also a symbol of individuals who desire theater and thrust when they turn the starter. Road trips become shorter, traffic appears to be lighter, confidence comes naturally. The Engine Control Module is a device that hearkens dozens of sensors, and in a fraction of a millisecond, it fires injectors and sparks. It is a plug and the car understands the language of all the sensors on the car without any hassles with Cadillac vehicles. The Engine Control Module is adjusted to the altitude, temperature and throttle by the driver such that the motor would never feel tired. The Engine Control Module, which is built with microprocessors that process data on airflow plus ignition timing, and even the occurrence of variable valve timing, ensures that the combustion mix on the razor is kept close to power and economy.

Cadillac Engine Control Module Parts and Q&A

PCM
19210738
Q: How to replace the Engine Control Module (ECM) on Cadillac Escalade?
A:
Every Engine Control Module (ECM) replacement process begins with retrieving the current engine oil life percentage through a scan tool. Pulling the negative Battery Cable in combination with upper and lower connector retainer disengagement allows the removal of ecm connectors from their position. The next step requires detachment of the retainer tabs holding the ecm to the bracket before extracting the ecm. First insert the bottom ecm tabs into the bracket and then apply pressure to push the ecm which makes it secure. Thoroughly connect the electrical connectors by inserting them into retainers that attach to the upper and lower sections. When completing ecm programming always verify the engine oil life input is correct to prevent defaulting to 100% usage that will instruct an early oil change at the 5,000 km (3,000 mi) limit.
ECM
19260507
Q: How to replace the Engine Control Module (ECM) on Cadillac CTS?
A:
Before replacing the Engine Control Module (ECM) verify that the ignition is off to protect the machine components. Disconnection of the engine control module ground wire from the ECM starts by removing its screw that secures the wire to the module. Touching the connector pins should be avoided to stop electrostatic discharge damage from occurring. You must open the release levers before you disconnect the ECM connectors from the Engine Control Module. Start your replacement of the ECM by removing the nuts attached to the ECM bracket and then pulling out the ECM from its position. Position the ECM to the ECM bracket with the ignition off before securing it with nuts that need to be tightened to 8 N.m (71 lb in). Check how the harness connectors match with ECM connectors before guiding all parts into place with the release lever securely locked. Replace the screw which secures the ECM ground wire to the ECM then tighten this screw to 4.5 N.m (40 lb in). Use the Service Programming System to program the ECM. After programming the new GM SPO Replacement Part to replace an ECM it immediately acquires the fuel continue password. The 10-minute or 30-minute relearn process needs to be executed for learning the current vehicle's theft deterrent control module password whenever an ECM transfers to a different vehicle. Programming of the theft deterrent system components becomes necessary after installing an ECM which originated from another vehicle. Also run the idle learn procedure.