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 MANUALSCHEVROLET2025TRAILBLAZER ACTIV, FWDREPAIR AND DIAGNOSIS (SINGLE PAGE)ACCESSORIES & EQUIPMENTCOMMUNICATION DEVICESPROGRAMMING AND SETUP - ALL SYSTEMSREPAIR INSTRUCTIONSK47 REAR DIFFERENTIAL CLUTCH CONTROL MODULE: PROGRAMMING AND SETUPREPLACE AND PROGRAM CONTROL MODULE WITH NEW REAR DIFFERENTIAL ASSEMBLY
2025 Chevrolet Trailblazer ACTIV, FWD
Replace and Program Control Module With New Rear Differential Assembly
2025 Chevrolet Trailblazer ACTIV, FWDSECTION Replace and Program Control Module With New Rear Differential Assembly
To program a replacement control module, perform the following procedure:
- Install the new rear differential assembly with new K47 Rear Differential Clutch Control Module.
- Access the Service Programming System (SPS) and follow the on-screen instructions.
- On the SPS Supported Controllers screen, select K47 Rear Differential Clutch Control Module - Prepare the Control Module for Removal and follow the on-screen instructions.
- Replace the new K47 Rear Differential Clutch Control Module with the original K47 Rear Differential Clutch Control Module.
- On the SPS Supported Controllers screen, select K47 Rear Differential Clutch Control Module - Programming and follow the on-screen instructions.
- On the SPS Supported Controllers screen, select K47 Rear Differential Clutch Control Module - Setup and follow the on-screen instructions.NOTE:
RPO G99 = Twin Clutch System
- Clear DTCs.
RENDER: 1.0x
NO RELATED
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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.