Operation CHARM: Car repair manuals for everyone.
Home >> Oldsmobile >> 1999 >> Cutlass V6-3.1L VIN J >> Repair and Diagnosis >> Heating and Air Conditioning >> Refrigerant Pressure Sensor / Switch >> Service and Repair
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

Or, hide this message: temporarily or permanently

Refrigerant Pressure Sensor / Switch: Service and Repair

A/C Refrigerant Pressure Sensor Replacement

REMOVAL PROCEDURE
The Schrader valve is located under the A/C pressure sensor on the compressor discharge tube.

TOOLS REQUIRED
^ d 39500-B R-134a Refrigerant Recovery, Recycling and Recharging (ACR4) System
^ J 26549-E Orifice Tube Remover/Installer

1. Use the J 39500-B in order to recover the refrigerant. Refer to Refrigerant Recovery and Recharging.
2. Remove the harness from the pressure sensor.
3. Remove the pressure sensor from the fitting.
4. Remove the Schrader valve from the fitting.

INSTALLATION PROCEDURE
1. Install a new valve to the fitting.

NOTE: Refer to Fastener Notice in Service Precautions.

2. Install the pressure sensor to the fitting.

Tighten
Tighten the sensor to 5 N.m (44 lb in).

3. Install the harness to the pressure sensor
4. Use the J 39500-B in order to evacuate and recharge the A/C system. Refer to Refrigerant Recovery and Recharging.
pro multis · About Operation CHARM