How to replace the A/C Expansion Valve on Chevrolet Cobalt?

The first step of A/C Expansion Valve replacement requires removing the charge air cooler inlet pipe. Next, recover the refrigerant. As a first step detach the condenser tube and Evaporator hose from the A/C Expansion Valve, then discard the existing seal washers. Take out the A/C Expansion Valve after removing its bolts while discarding both sets of seal washers. Installation requires placing new seal washers onto the Evaporator core fittings followed by the A/C Expansion Valve connection. The installation of A/C Expansion Valve bolts requires caution because they should be tightened to 7 nm (62 lb in). After positioning new sealing washers on both condenser tube and Evaporator hose fittings the installation of these components to the A/C Expansion Valve can proceed. Fasten the A/C Expansion Valve nut with torque settings at 20 nm (15 lb ft). Reinstall the charge air cooler inlet pipe while performing an evacuation and recharging procedure of the refrigerant system. Complete the leak test on all fittings by using j 39400-a halogen leak detector equipment.

OEM Chevrolet Cobalt A/C Expansion Valve

Air Conditioning Expansion Valve

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Chevrolet Cobalt Expansion Valve, Green Line Part Number: 52495729
$85.31 MSRP: $175.32
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Product Specifications
- Other Name: Valve Kit, Air Conditioner Evaporator; A/C Expansion Valve; Valve Kit, A/C Expansion Refrigerant; Valve, A/C Expansion Refrigerant; Valve Kit, A/C Evaporator
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2005-2010 Chevrolet Cobalt | Base, LS, LT, LTZ, Sport, SS | 4 Cyl 2.0 L GAS, 4 Cyl 2.2 L GAS, 4 Cyl 2.4 L GAS

Chevrolet Cobalt A/C Expansion Valve

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The A/C Expansion Valve in OBD II Chevrolet Cobalt models is an important component since it regulates refrigerant circulation with the A/C system. As a result of controlling refrigerant expansion, the A/C Expansion Valve contributes to the efficiency and dynamism of the system. Depending on an eccentric Cobalt model or its specific equipment list, it may be possible to find there a variety of A/C Expansion Valves which are designed to address this problem in slightly different ways. It is because these deviations may result to various effects on the functioning and efficiency of A/C system in the Chevrolet Cobalt automobiles.

Chevrolet Cobalt A/C Expansion Valve Parts Questions & Experts Answers

Expansion Valve, Green Line
52495729
Q: How to replace the A/C Expansion Valve on Chevrolet Cobalt?
A:
The first step of A/C Expansion Valve replacement requires removing the charge air cooler inlet pipe. Next, recover the refrigerant. As a first step detach the condenser tube and Evaporator hose from the A/C Expansion Valve, then discard the existing seal washers. Take out the A/C Expansion Valve after removing its bolts while discarding both sets of seal washers. Installation requires placing new seal washers onto the Evaporator core fittings followed by the A/C Expansion Valve connection. The installation of A/C Expansion Valve bolts requires caution because they should be tightened to 7 nm (62 lb in). After positioning new sealing washers on both condenser tube and Evaporator hose fittings the installation of these components to the A/C Expansion Valve can proceed. Fasten the A/C Expansion Valve nut with torque settings at 20 nm (15 lb ft). Reinstall the charge air cooler inlet pipe while performing an evacuation and recharging procedure of the refrigerant system. Complete the leak test on all fittings by using j 39400-a halogen leak detector equipment.