Is Your 2017 Yukon Running Rough or Showing a Check Engine Light?
If you’re dealing with frustrating issues like stalling, poor fuel economy, erratic shifting, or a persistent check engine light, a failing Engine Control Module (ECM) is often the culprit. The ECM is the brain of your vehicle, managing everything from fuel injection and ignition timing to transmission operation. When it starts to fail, it can cause a wide range of problems that can leave you stranded. In my 20+ years as a technician, I’ve seen how a faulty ECM can mimic a dozen other issues, leading to expensive and incorrect repairs. This module is the direct, reliable fix you need.
The Smart Solution: A VIN-Programmed ECM
Forget the hassle and high cost of a dealership visit for programming. We take the guesswork out of the repair by pre-programming this ECM specifically for your vehicle using your VIN. We install the latest, most stable software updates from GM, ensuring your vehicle operates exactly as the manufacturer intended. This isn’t just a replacement part; it’s a fully prepared component ready to restore your truck’s performance and reliability.
“A customer’s 2017 Yukon came in last week with a P0606 (ECM Processor Fault) code that wouldn’t clear and a complaint of intermittent stalling at stoplights. We checked all the power and ground circuits to the ECM, and they were perfect. This pointed directly to an internal failure of the computer itself. Installing a VIN-programmed module like this one had the truck running smoothly in under an hour, once the security relearn was completed.”
Common Symptoms of a Failing 2017 Yukon Engine Control Module
- โ Check Engine Light is on with various communication or processor codes.
- โ Vehicle has a no-start or hard-start condition.
- โ Noticeable drop in fuel efficiency.
- โ Engine stalling, stuttering, or misfiring.
- โ Harsh or incorrect automatic transmission shifting.
- โ Other warning lights (e.g., traction control) appearing on the dash.
Installation and Post-Installation Requirements
While installing the physical module is straightforward, please be aware of the necessary electronic procedures. This is a critical part of the repair process.
- Safety First: Always disconnect the negative battery terminal before beginning any work.
- Locate the ECM: On your 2017 Yukon, the ECM is located in the left-hand (driver’s side) front of the engine compartment.
- Disconnect and Remove: Carefully unplug the electrical connectors and unbolt the old module. Inspect the connector pins for any corrosion or damage before proceeding.
- Install the New Module: Bolt the new ECM into place and securely reconnect the electrical harnesses. Reconnect the battery.
- CRITICAL: Perform Security Relearn: After installation, the vehicle’s anti-theft system must be synchronized with the new ECM. If the vehicle does not start, a Vehicle Theft Deterrent (VTD) relearn is required. This procedure must be done using a professional GM-compatible scan tool with access to Tis2web or Techline Connect. This is the responsibility of the installer.
- Additional Relearns: Depending on your vehicle’s specific configuration, other procedures like a Crankshaft Variation Relearn or injector flow rate programming may also be necessary to ensure optimal performance.
Guaranteed Compatibility
This ECM is a direct replacement for a range of GM part numbers, ensuring a perfect fit and function. It is compatible with the following part numbers:
12692068, 12704476, 12686382, 12674052, 12674472, 12678815
Vehicle Fitment Information
This module is engineered to work with a wide variety of GM trucks, SUVs, and cars. Please verify your vehicle and options below:
- Cadillac Escalade / Escalade ESV: 2017
- Cadillac XTS: 2017 (3.6L Twin Turbo, VIN 8)
- Cadillac CTS: 2017 (6.2L Supercharged or 3.6L Twin Turbo)
- Cadillac ATS: 2017 (3.6L, VIN Y)
- Chevrolet Tahoe / Suburban 1500: 2017
- Chevrolet Silverado 1500: 2016 (ID 12674472), 2017, 2018 (ID 12686382)
- Chevrolet Corvette: 2017
- GMC Yukon / Yukon XL 1500: 2017
- GMC Sierra 1500 / Sierra Denali 1500: 2016 (ID 12674472), 2017, 2018 (ID 12686382)