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HOMESERVICE MANUALSCHEVROLET2018TAHOE FL, 4WD, GASREPAIR AND DIAGNOSISACCESSORIES & EQUIPMENTDRIVERS ASSISTANCE SYSTEMS - ADASDRIVER ASSISTANCE SYSTEMSDIAGNOSTIC INFORMATION AND PROCEDURESSIDE BLIND ZONE ALERT SYSTEM MALFUNCTIONCIRCUIT/SYSTEM VERIFICATION
2018 Chevrolet Tahoe FL, 4WD, Gas

Circuit/System Verification

2018 Chevrolet Tahoe FL, 4WD, GasSECTION Circuit/System Verification
  1. Ignition OFF, ignition ON.
  2. Verify the Lane Change Alert system is enabled in personalization settings
    • If the system is not enabled 

      Enable the system

    • Go to next step: If the system is enabled, or it is not a selection in personalization settings
  3. Verify the side blind zone alert system indicators located in the outside rearview mirrors briefly turn ON and then OFF during the system self test when ignition is turned ON.
    • If the side blind zone alert system indicators do not briefly turn ON and OFF 

      Refer to Circuit/System Testing

    • Go to next step: If both side blind zone alert indicators briefly turn ON and OFF 
  4. All OK.
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.