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Heating, Ventilation and Air Conditioning: Adjustments Chevrolet Silverado 3500 HD

Automatic HVAC System

Air Conditioning Clutch Drive Plate Adjustment

  1. Install the clutch plate assembly.
  2. Measure the air gap between the pulley and the drive plate. Adjust the shims to achieve a 0.35-0.65 mm (0.014-0.026 in) air gap.
  3. Install the clutch plate retaining bolt and tighten to 18 N.m (13 lb ft).

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