Mike's Workshop Manuals
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Chevrolet
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2017
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Express 2500 Base, Van Cargo Extended, 2.8L Eng VIN 1
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Repair and Diagnosis
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Brakes
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Traction Control
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Antilock Brake System
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Diagnostic Information and Procedures
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DTC C0242 or P0856: Engine Control Module (ECM) Indicated TCS Malfunction Signal Above Allowable Range/Traction Control Torque Request Circuit
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Circuit/System Verification
Circuit/System Verification
Verify that no DTCs are set in the ECM.
If DTCs are set, refer to
Diagnostic Trouble Code (DTC) List - Vehicle
.