Part Description: 2001 Chevrolet Astro Pressure Valve
More Info
Vehicle Fitment
2001 Chevrolet Astro | Base, LS, LT | 6 Cyl 4.3 L GAS
$9.93MSRP: $18.71
You Save: $8.78 (47%)
FAQ for HVAC Pressure Switches Repair
Q: How to install the high-pressure sensor?
A:
After lubricating the new O-ring, you can install the new O-ring and lubricate the control switch housing. Then you can install the switch and the AC high-pressure switch snap ring. After that, you can evacuate and recharge the system. Then you can leak test the fittings of the repaired and install the engine cover.
By Bob
GM Specialist
01/11/2022
Q: How to remove the high-pressure sensor?
A:
You need to remove the engine cover and the refrigerant. Then you can clean the control air conditioning (AC) high-pressure switch area before removing the snap ring. After disconnecting the electrical connector from the AC high-pressure switch, you can remove the AC high-pressure switch snap ring, the AC high-pressure switch, and the old O-ring seal from the AC high-pressure switch cavity. Then you need to inspect the AC high-pressure switch cavity and the O-ring groove.
By Bob
GM Specialist
01/11/2022
Q: How to install the low-pressure sensor?
A:
You need to coat the new O-ring seal and install the new O-ring seal on the switch. Then you can install the A/C low-pressure switch to the accumulator. After that, you can connect the electrical connector to the A/C low-pressure switch.
By Bob
GM Specialist
01/11/2022
Q: What is the recommended torque for the bolts securing the fuel pipe shield to the manifold?
A:
The recommended torque is 6 Nm (53 lb in).
By Bob
GM Specialist
01/11/2022
Q: How to remove the low-pressure sensor?
A:
You need to disconnect the electrical connector from the air conditioning (AC) low-pressure switch. Then you can remove the AC low-pressure switch from the accumulator.
By Bob
GM Specialist
01/11/2022
Q: What tools do you need to replace the high-pressure sensor?
A:
You need to prepare the J 5403 snap ring pliers, the J 9553-01 O-ring remover, and the J 39400 halogen leak detector.
By Bob
GM Specialist
01/11/2022
See more FAQs (1)
FAQ for Other Repair Info
Q: How to remove the ambient temperature sensor?
A:
You need to remove the radiator grille and the outside Air Temperature Sensor. Then you need to disconnect the temperature sensor electrical connector.
Q: How to install the AC blower motor resistor?
A:
You can install the auxiliary AC Blower Motor Resistor assembly into the case. Then you need to install the screws that retain the resistor to the case, the electrical connector, and the left body side rear trim panel.
Q: How to install the heater core?
A:
You need to install the Heater Core to the vehicle. Then you need to install the straps that retain the heater core, the screws that retain the heater core, and the heater hoses. After that, you can refill the cooling system.