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Home >> Hummer >> 2008 >> H2 4D Utility Wagon >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> Heating, Ventilation, And Air Conditioning >> Repair Instructions >> Air Conditioning (A/C) Low Pressure Switch Replacement >> Installation Procedure

Installation Procedure

  1. Install the NEW O-ring seal to the switch. Refer to O-Ring Replacement .
  2. Fig 1: A/C Low Pressure Switch
    GM660417Courtesy of GENERAL MOTORS CORP.
    NOTE: Refer to Fastener Notice .
  3. Install the A/C low pressure switch to the accumulator.

    Tighten:  Tighten the switch to 6 N.m (53 lb in).

  4. Connect the electrical connector to the A/C low pressure switch.