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Home >> Cadillac >> 2018 >> Escalade ESV Platinum, RWD >> Repair and Diagnosis >> Body & Frame >> Exterior Body Panels >> Bumpers And Fascias >> Diagnostic Information And Procedures >> Active Grille Air Shutter 1 Malfunction >> Circuit/System Verification

Circuit/System Verification

  1. Ignition - On / Vehicle - In Service Mode
  2. Verify DTC U1510 is not set.
    • Go to next step: If the DTC is not set 
  3. Verify the component location is free of debris, clutter or any obstruction that may reduce airflow which could cause an overheat condition:Active Grille Air Shutter
    • If a condition exists 

      Repair or replace as necessary.

    • Go to next step: If no condition exists 
  4. Verify the scan tool parameter:Active Grille Air Shutter Position - 0 to 100 %
    • If a condition exists 

      Refer to Circuit/System Testing.

    • Go to next step: If no condition exists 
  5. All OK.