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Home >> Isuzu >> 2007 >> Ascender RWD >> Repair and Diagnosis (Single Page) >> Body & Frame >> Exterior Body Panels >> Air/Wind Noise Symptoms >> Diagnostic Information and Procedures >> Air/Wind Noise >> Test Procedure

Test Procedure

  1. Note the details for wind noise:
    • The perceived location
    • The location where the noise is loudest
    • When the noise occurs
    • The vehicle speed
    • The interior fan speed
    • The position of the windows
    • What the noise sounds like
  2. Inspect the vehicle for the possible cause of the windnoise.
  3. Test drive the vehicle and determine if the windnoise is external or internal.
  4. Perform a visual inspection of the following components:
    • Loose fasteners
    • Torn weatherstrips
    • Broken weld joints
    • Sealer and/or adhesive skips
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