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HOMESERVICE MANUALSCHEVROLET2015TAHOE LS, RWDREPAIR AND DIAGNOSISSTEERINGMANUAL STEERINGPOWER STEERING SYSTEMDIAGNOSTIC INFORMATION AND PROCEDURESDTC C0176: CONTROL MODULE TEMPERATURE SENSOR HIGH TEMPERATURECIRCUIT/SYSTEM VERIFICATION
2015 Chevrolet Tahoe LS, RWD

Circuit/System Verification

2015 Chevrolet Tahoe LS, RWDSECTION Circuit/System Verification
  1. Verify that the DTC sets outside of the conditions for running and setting. Since most occurrences of this DTC are caused by excessive driver inputs, review with the customer the conditions under which the DTC set.
    • If the DTC did not set outside of the conditions for running and setting 
    1. Ignition ON.
    2. Operate the vehicle within the conditions that the customer experienced, avoiding excessive inputs, and verify the DTC does not reset.
      • If the DTC is set
      1. Verify that no steering components down stream of the power steering column assembly are mechanically binding. Refer to Steering Effort Hard in One or Both Directions 
        • If steering components are mechanically binding, replace the mechanically binding steering components.
        • If no steering components are mechanically binding, replace the M38 Power Steering Assist Motor.
      • If the DTC is not set
    3. All OK.
    • If the DTC set outside of the conditions for running and setting 
  2. All OK. The power steering is operating as designed.
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.