GM Service Manual Online
For 1990-2009 cars only

Object Number: 1886456  Size: MF

Callout

Component Name

1

Refrigerant Pressure Sensor

Notice: Refer to Fastener Notice in the Preface section.

Procedure

Hand start the refrigerant pressure sensor to the compressor hose, taking care not to pinch the O-ring and tighten.

Tighten
4 N·m (35 lb in)

2

O-ring

Tip
Lubricate the refrigerant pressure sensor O-ring with mineral oil.

Air Conditioning (A/C) Refrigerant Pressure Sensor Replacement with HP5


Object Number: 2147010  Size: MF

Callout

Component Name

Preliminary Procedures

  1. Remove the left headlamp assembly. Refer to Headlamp Replacement.
  2. Reposition any coolant hoses to access A/C pressure sensor.

1

Refrigerant Pressure Sensor.

Caution: Refer to Fastener Caution in the Preface section.

Procedure

  1. Disconnect the electrical connector from the sensor.
  2. Lubricate the refrigerant pressure sensor O-ring with mineral oil.
  3. Tighten
    4 N·m (35 lb in)

Air Conditioning (A/C) Refrigerant Pressure Sensor Replacement without HP5


Object Number: 1886456  Size: MF

Callout

Component Name

1

Refrigerant Pressure Sensor

Caution: Refer to Fastener Caution in the Preface section.

Procedure

Hand start the refrigerant pressure sensor to the compressor hose, taking care not to pinch the O-ring and tighten.

Tighten
4 N·m (35 lb in)

2

O-ring

Tip
Lubricate the refrigerant pressure sensor O-ring with mineral oil.