GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2009 🢒 Avalanche - 4WD 🢒 HVAC 🢒 Heating, Ventilation, and Air Conditioning 🢒 Air Conditioning Cycling Switch Replacement

Air Conditioning Cycling Switch Replacement HP2


Object Number: 1965586 Size: MF

Callout

Component Name

Preliminary Procedures

Disconnect the electrical connector from the pressure sensor.

1

A/C Refrigerant Pressure Sensor

Caution: Refer to Fastener Caution in the Preface section.

Tip
Remove and discard the O-ring. Refer to O-Ring Replacement.

Tighten
6 N·m (53 lb in)

Air Conditioning Cycling Switch Replacement Non-HP2

Removal Procedure
  1. Disconnect the electrical connector from the A/C low pressure switch.

    2. Object Number: 660417 Size: SH
  2. Remove the A/C low pressure switch from the accumulator.
  3. Remove the O-ring and discard.

Installation Procedure
  1. Install the new O-ring seal to the switch. Refer to O-Ring Replacement.

    2. Caution: Refer to Fastener Caution in the Preface section.


    Object Number: 660417 Size: SH
  2. Install the A/C low pressure switch to the accumulator and tighten to 6 N·m (53 lb in).
  3. Connect the electrical connector to the A/C low pressure switch.
  4. Leak test the fittings of the components using the J 39400-A .