How to replace the A/C Orifice Tube on Chevrolet C1500?

To replace the A/C orifice tube in your vehicle's air conditioning system, it is recommended to have an air conditioning technician discharge and recover the refrigerant. Once the refrigerant has been discharged, open the hood and locate the A/C orifice tube fitting. Using two wrenches, hold the stationary fitting and loosen the other fitting. Inside the pipe leading to the evaporator, you will find the orifice tube with a fixed-diameter orifice and mesh filters at each end. Use needle-nose pliers to carefully remove the A/C orifice tube, applying heat if necessary. Before reinstalling, ensure that the screens are not plugged or damaged, the plastic housing is intact, and the brass orifice is unrestricted. When installing the new A/C orifice tube, insert it with the shorter end first towards the evaporator, and use a new O-ring lubricated with the proper refrigerant oil. Finally, reconnect the refrigerant line securely and have the system evacuated, recharged, and leak-tested by a professional technician.

Genuine Chevrolet C1500 A/C Orifice Tube

A/C Hose

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2 A/C Orifice Tubes found

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Chevrolet C1500 Orifice,A/C Evaporator Tube
Part Number: 3033879
$10.10 MSRP: $17.69
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Product Specifications
- Other Name: ORIFICE, A/C Evaporator
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1988-1990 Chevrolet C1500 | C1500 EXTENDED CAB LONG BOX, C1500 EXTENDED CAB STANDARD BOX, C1500 REGULAR CAB LONG BOX, C1500 REGULAR CAB STANDARD BOX | 6 Cyl 4.3L, 8 Cyl 5.0L, 8 Cyl 5.7L, 8 Cyl 6.2L Diesel, 8 Cyl 7.4L
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Chevrolet C1500 Orifice,A/C Condenser
Part Number: 3096068
$6.74 MSRP: $12.38
You Save: $5.64 (46%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: ORIFICE, A/C Evaporator; Filter, Orifice
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1990-1999 Chevrolet C1500 | C1500 EXTENDED CAB LONG BOX, C1500 EXTENDED CAB STANDARD BOX, C1500 REGULAR CAB LONG BOX, C1500 REGULAR CAB STANDARD BOX | 6 Cyl 4.3L, 8 Cyl 5.0L, 8 Cyl 5.7L, 8 Cyl 6.2L Diesel, 8 Cyl 6.5L Diesel, 8 Cyl 7.4L

Chevrolet C1500 A/C Orifice Tube

The Chevrolet C1500 A/C Orifice Tube from Chevrolet regulates refrigerant flow as a fixed opening between the high-pressure liquid side and low-pressure vapor side of the air conditioning system on the vehicle. The A/C Orifice Tube is different from the adjustable expansion valve, which senses temperature and uses moving parts to adjust pressure. The A/C Orifice Tube meters a constant stream, and so the compressor must cycle on or off to maintain cabin demand. This keeps evaporator temperature stable and helps prevent freeze up. Over time, debris and sludge can clog the screen of the A/C Orifice Tube. Pressure rises as the evaporator starves. Weak cooling at idle followed by a sudden blast when cruising along indicates replacement is needed before damage spreads. Cleaning of the A/C Orifice Tube at regular intervals may help restore flow when the buildup is still not serious. If the unit is severely fouled, it should be swapped out. The platform maintained its straightforward fixed bore design over the years, so the changes primarily consist of slight bore calibrations regarding the refrigerant charges rather than different designs. Therefore, whether an owner has an early or late C1500 model, the service procedures will be essentially the same. To maintain consistent vent temperatures and protect the whole Chevrolet air conditioning system, the A/C Orifice Tube needs a regular inspection. This part helps ensure any C1500 will keep passengers comfortable on the greatly hot days.

Each OEM Chevrolet C1500 A/C Orifice Tube we offer is competitively priced and comes with the assurance of the manufacturer's warranty for the part. Furthermore, we guarantee the speedy delivery of your orders right to your doorstep. Our hassle-free return policy is also in place for your peace of mind.

Chevrolet C1500 A/C Orifice Tube Parts Questions & Experts Answers

Orifice,A/C Condenser
3096068
Q: How to replace the A/C Orifice Tube on Chevrolet C1500?
A:
To replace the A/C orifice tube in your vehicle's air conditioning system, it is recommended to have an air conditioning technician discharge and recover the refrigerant. Once the refrigerant has been discharged, open the hood and locate the A/C orifice tube fitting. Using two wrenches, hold the stationary fitting and loosen the other fitting. Inside the pipe leading to the evaporator, you will find the orifice tube with a fixed-diameter orifice and mesh filters at each end. Use needle-nose pliers to carefully remove the A/C orifice tube, applying heat if necessary. Before reinstalling, ensure that the screens are not plugged or damaged, the plastic housing is intact, and the brass orifice is unrestricted. When installing the new A/C orifice tube, insert it with the shorter end first towards the evaporator, and use a new O-ring lubricated with the proper refrigerant oil. Finally, reconnect the refrigerant line securely and have the system evacuated, recharged, and leak-tested by a professional technician.