Chevrolet Trailblazer A/C Hoses and Fittings
Choosing the right replacement AC hose or fittings for your Chevrolet can make an upgrade or repair a simple process. Whether you choose aftermarket or original-equipment-manufacturer parts, there are items available that can meet your needs. Here are some things to consider when choosing A/C hoses and fittings.
What equipment is needed to recharge an air-conditioning system?Recharging your AC system properly can be done with these parts and tools. Here are the typical steps to follow for recharging your Chevrolet.
- Gather the tools and equipment needed: Refrigerant package, pressure gauge, safety glasses, safety gloves, and thermometer.
- Determine the air temperature and consult the chart on the refrigerant package for the proper charge pressure.
- Locate the low-side service port on your Chevrolet. This will usually be between the compressor and the condenser.
- Attach the charging hose and begin charging the system until the proper air pressure is reached.
- Remove the charging tube and replace the service-port cap.
Follow these tips to help ensure that you’re choosing the right hose for your Trailblazer.
- Locate a section of hose near the tube connection.
- Measure from a straight section of the hose.
- Take a measurement of the outside diameter, measuring from outside to outside of the tubing. Some typical AC-hose sizes are â…œ inch, ½ inch, â…_x009d_ inch, and ¾ inch outside diameters.
Selecting the right compressor for your Chevrolet Trailblazer can be simple if you follow these tips.
- Gather information on your Chevrolet Trailblazer. At a minimum, you’ll want the year, make, and model of your SUV. You may also want to obtain the part number if you’re looking for an original-equipment-manufacturer replacement part.
- Consider additional purchases. One purchase to consider is compressor oil. There are different brands and types available. The one you should choose depends on the model of your AC compressor.
Identifying the right AC hose for your vehicle will make your repair easier. Here are some of the parts to look for.
- Suction/discharge manifold hose. This part attaches to the AC compressor and turns low-pressure, cold Freon into high-pressure gas. The part includes an aluminum manifold and has specially designed O-rings to provide an airtight seal.
- Spring-lock fittings. These fittings combine a spring and an O-ring to form a tight seal.
- O-Ring fittings. This type of fitting can come in different angles and uses a rubber O-ring seal.