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Home >> Chevrolet >> 2024 >> Tahoe Commercial, 4WD >> Repair and Diagnosis >> Transmission >> Transfer Case >> Transfer Case - Mp 3025 (NQH) - Diagnostic Information And Procedures >> Diagnostic Information and Procedures >> Front Axle Will Not Disengage >> Circuit/System Verification

Circuit/System Verification

  1. Ignition - On/Vehicle - In Service Mode
  2. Verify DTC C10BA, C116F, C118D, C119C is not set.
    • Go to next step: If a related DTC is not set 
  3. Verify a condition does not exist with the component:Front Axle

    Refer to:Four-Wheel Drive Does Not Disengage

    • If a condition exists 

      Repair or replace as necessary

    • Go to next step: If no condition exists 
  4. Test or replace the component:M26 Front Drive Axle Actuator