Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSCHEVROLET2013EXPRESS 1500 RWD V8-5.3LREPAIR AND DIAGNOSISHEATING AND AIR CONDITIONINGREFRIGERANT FILTERSERVICE AND REPAIR
2013 Chevrolet Express 1500 RWD V8-5.3L
Refrigerant Filter: Service and Repair
2013 Chevrolet Express 1500 RWD V8-5.3LSECTION Service and Repair
Air Conditioning (AC) Refrigerant Filter Replacement
Special Tools
J 39400-A - Halogen Leak Detector
Removal Procedure
1. Recover the refrigerant from the A/C system. Refer to Refrigerant Recovery and Recharging Refrigerant Recovery and Recharging.
2. Remove the front evaporator tube. Refer to Air Conditioning Evaporator Front Tube Replacement Air Conditioning Evaporator Front Tube Replacement.
Note:
The nuts (4) and ferrules (3) will remain on the condenser tube. Do not try to remove.
3. Remove the nuts (4) from the A/C refrigerant filter (1).
4. Remove the A/C refrigerant filter from the condenser tube.
Installation Procedure
1. Install the O-rings. Refer to Air Conditioning O-Ring Seal Replacement Air Conditioning O-Ring Seal Replacement.
2. Install the A/C refrigerant filter to the condenser tube with the flow arrow pointing towards the evaporator.
Caution:
Refer to Fastener Caution Fastener Caution.
3. Install the nuts (4) to the A/C refrigerant filter (1) and tighten to 34 Nm (25 lb ft).
4. Install the front evaporator tube. Refer to Air Conditioning Evaporator Front Tube Replacement Air Conditioning Evaporator Front Tube Replacement.
5. Evacuate and recharge the A/C system. Refer to Refrigerant Recovery and Recharging Refrigerant Recovery and Recharging.
6. Leak test the fittings of the installed component using the J 39400-A - detector.
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.