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 RS, 4WDREPAIR AND DIAGNOSIS (SINGLE PAGE)ACCESSORIES & EQUIPMENTCOLLISION/AVOIDANCEDRIVER ASSISTANCE SYSTEMSDIAGNOSTIC INFORMATION AND PROCEDURESDTC B1A05 (B160 BRAKE SYSTEM CONTROL MODULE)CIRCUIT/SYSTEM VERIFICATION
2025 Chevrolet Equinox RS, 4WD
Circuit/System Verification
2025 Chevrolet Equinox RS, 4WDSECTION Circuit/System Verification
- Ignition ON.
- Verify there are no DTCs set, except for DTC B1A05.
- If any other DTCs are set
Refer to Diagnostic Trouble Code (DTC) List - Vehicle .
- Go to next step: If no other DTCs are set
- If any other DTCs are set
- Verify DTC B1A05 is not set
- If DTC B1A05 is set
Replace the K124 Active Safety Control Module.
- Go to next step: If DTC B1A05 is not set
- If DTC B1A05 is set
- All OK.
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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.