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Home >> GMC >> 2003 >> Safari Van Cargo, AWD >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> HVAC Systems - Manual >> Diagnosis Information and Procedures >> Air Delivery Improper >> Test Description

Test Description

The numbers below refer to the step numbers on the diagnostic table.

  1. 3. This step tests for a blower motor that does not operate regardless of the desired blower motor speed.
  2. 4. This step tests for a blower motor that operates, yet does not accurately respond to the desired blower motor speed.
    Fig 1: Air Delivery Improper
    G01645797Courtesy of GENERAL MOTORS CORP.
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