Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSCHEVROLET2025EQUINOX ACTIV, 4WDREPAIR AND DIAGNOSIS (SINGLE PAGE)ACCESSORIES & EQUIPMENTCOMMUNICATION DEVICESPROGRAMMING AND SETUP - ALL SYSTEMSREPAIR INSTRUCTIONSK71 TRANSMISSION CONTROL MODULE: PROGRAMMING AND SETUP (8T45 (MGH))REPROGRAM CONTROL MODULE
2025 Chevrolet Equinox ACTIV, 4WD
Reprogram Control Module
2025 Chevrolet Equinox ACTIV, 4WDSECTION Reprogram Control Module
To program an existing K71 Transmission Control Module, perform the following procedure.
- Install EL-49642 SPS programming support tool.
- Access the Service Programming System (SPS) and follow the on-screen instructions.
- Perform one of the following SPS Programming functions:
-
NOTE:
If both controller options below are listed, select K71 Transmission Control Module
- K20/K71 Engine and Transmission Control Modules and follow the on-screen instructions
- K71 Transmission Control Module and follow on-screen instructions.
- Perform the Refresh Characterization Data at the MCVM Characterization procedure, follow the on-screen instructions.
- Perform the Vehicle Setup, follow the on screen instructions.
- With a scan tool, clear DTCs from the K71 Transmission Control Module.
- Perform the scan tool configuration/reset function: Transmission Service Fast Learn - If available
- Ignition OFF for 2 minutes.
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.