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

Begin the Engine Control Module (ECM) replacement procedure only when you disable the ignition to prevent any damage that could occur. Use a scan tool to recover the present engine oil lifetime percentage and automatic transmission fluid lifetime percentage and record them since failure to program these values into the new module will set the percentages to their default values resulting in required oil change at 5000 km (3,000 mi) and transmission fluid change at 83000 km (50,000 mi). A dvom should be utilized to measure the ecm/tcm/ign Fuse and tcm/batt Fuse at the underhood Fuse block for main relay circuit voltage verification and finding zero voltage. Remove first the tcm/batt and ecm/tcm/ign fuses from the underhood Fuse block before disconnecting the negative Battery Cable. The ecm extraction starts by unlocking and removing its bracket while disconnecting rear and front engine harness connectors. The process of ecm bracket replacement requires users to press on locking tabs first. Place the new ecm bracket onto position before installing while making sure it locks into place through its tabs. After bracket installation place the ecm onto its mounting point while ensuring that all locking tabs have secured properly. Install the ecm/tcm/ign and tcm/batt fuses back into the underhood Fuse block while reattaching rear and front engine wiring harness electrical connectors to the ecm. After programming the ecm the negative Battery Cable goes back on and the off position of the ignition needs to be maintained for minimum 5 seconds before moving forward.

OEM Cadillac SRX Engine Control Module

Engine Control Computer

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8 Engine Control Modules found

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Cadillac SRX 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: 12636660, 12607096
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2007-2009 Cadillac SRX | Base | 8 Cyl 4.6 L GAS
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Cadillac SRX PCM Part Number: 12653998
$389.84 MSRP: $791.80
You Save: $401.96 (51%)
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Product Specifications
- Other Name: Module, Emission Control System; Engine Control Module; ECM
- Replaces: 12633555
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2013-2016 Cadillac SRX | Base, Luxury, Performance, Premium | 6 Cyl 3.6 L FLEX, 6 Cyl 3.6 L GAS
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Cadillac SRX PCM Part Number: 12651994
$459.23 MSRP: $932.72
You Save: $473.49 (51%)
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Product Specifications
- Other Name: Module, Emission Control System; Engine Control Module; ECM
- Replaces: 12643248
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2012 Cadillac SRX | Base, Luxury, Performance, Premium | 6 Cyl 3.6 L FLEX
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Cadillac SRX ECM Part Number: 12651993
$379.04 MSRP: $769.86
You Save: $390.82 (51%)
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Product Specifications
- Other Name: Module, Engine Control (W/2ND Mpu); Engine Control Module; Module, Emission Control System
- Replaces: 12616889, 12650256, 12642665, 12637106
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2010-2011 Cadillac SRX | Base, Luxury, Performance, Premium | 6 Cyl 3.0 L GAS
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Cadillac SRX ECM Part Number: 19260507
$440.21 MSRP: $1080.78
You Save: $640.57 (60%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Module, Emission Control System; Engine Control Module
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2004-2006 Cadillac SRX | Base | 6 Cyl 3.6 L GAS
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Cadillac SRX ECM Part Number: 12623327
$272.19 MSRP: $552.85
You Save: $280.66 (51%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Module, Emission Control System; Engine Control Module
- Replaces: 12614423
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2008-2009 Cadillac SRX | Base | 6 Cyl 3.6 L GAS
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Cadillac SRX ECM Part Number: 12605670
Product Specifications
- Other Name: Module, Emission Control System; Engine Control Module
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2007 Cadillac SRX | Base | 6 Cyl 3.6 L GAS
View related parts
Cadillac SRX PCM Part Number: 12576523
Product Specifications
- Other Name: Module, Engine Control; Engine Control Module; ECM; Module, Emission Control System
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2004-2006 Cadillac SRX | Base | 8 Cyl 4.6 L GAS

Cadillac SRX Engine Control Module

Want to cut long-term maintenance and repair costs? Choose OEM Engine Control Module. Those parts deliver top durability you can trust. On our site, you'll find a huge catalog of genuine Cadillac SRX parts. Prices are unbeatable, so you can keep more in your pocket. Every OEM Cadillac SRX Engine Control Module includes a manufacturer's warranty. You can also get an easy return policy that keeps buying risk free. Fast delivery, get your car on the road quickly. It's simple to search, compare, and order. Stop guessing about quality or fit. Order today and save with parts that last.

That is why one of the most important devices in the Cadillac SRX, which reflects the key features of the brand, is the Engine Control Module or ECM. Being the key component of the Cadillac SRX, ECM is the module that controls the work of the engine adjusting the air-fuel mixture, ignition time and idle speed, providing the engine with optimal conditions for work at different models of SRX. This advanced ECM has come a long way from its first-class and integrated circuit to ECM that can be based on the microprocessor and that supports feature like variable valve timing to duplex efficiency and safety. This ECM is suited to fit in different generations of Cadillac SRX; therefore, it can be ideal for car owners with either the first generation that was manufactured between 2003 and 2009 or the second generation that was produced between 2010 and 2016. However, the Cadillac SRX's most important features include a luxurious interior, a high-quality finish and more safety technologies which according to the Engine Control Module for precise execution. The foremost strength of Cadillac SRX Engine Control Module lies in its capability of adjusting the performances for tuning and its contribution to saving fuel economy which is estimated at 19/mpg and for front wheel drive. Along with the above benefits and given its reliability that was mentioned several times above, the Cadillac SRX deserves to be a significant car in the luxury SUV category.

Cadillac SRX Engine Control Module Parts Questions & Experts Answers

ECM
12623327
Q: How to replace the Engine Control Module (ECM) on Cadillac SRX?
A:
Begin the Engine Control Module (ECM) replacement procedure only when you disable the ignition to prevent any damage that could occur. Use a scan tool to recover the present engine oil lifetime percentage and automatic transmission fluid lifetime percentage and record them since failure to program these values into the new module will set the percentages to their default values resulting in required oil change at 5000 km (3,000 mi) and transmission fluid change at 83000 km (50,000 mi). A dvom should be utilized to measure the ecm/tcm/ign Fuse and tcm/batt Fuse at the underhood Fuse block for main relay circuit voltage verification and finding zero voltage. Remove first the tcm/batt and ecm/tcm/ign fuses from the underhood Fuse block before disconnecting the negative Battery Cable. The ecm extraction starts by unlocking and removing its bracket while disconnecting rear and front engine harness connectors. The process of ecm bracket replacement requires users to press on locking tabs first. Place the new ecm bracket onto position before installing while making sure it locks into place through its tabs. After bracket installation place the ecm onto its mounting point while ensuring that all locking tabs have secured properly. Install the ecm/tcm/ign and tcm/batt fuses back into the underhood Fuse block while reattaching rear and front engine wiring harness electrical connectors to the ecm. After programming the ecm the negative Battery Cable goes back on and the off position of the ignition needs to be maintained for minimum 5 seconds before moving forward.