Four Seasons 57901 A/C compressor for the 1999-2002 Chevrolet Silverado 1500 and other vehicles compresses and circulates refrigerant through the air conditioning system. This remanufactured Four Seasons ac compressor is a GM HU6 unit.
- Every unit is tested for compressor function and noise level
- Pre-charged with 3 ounces of PAG oil for R134a or R1234yf applications
- Individually vacuum and pressure tested to check for leaks
- O-rings and sealing washers needed for installation are supplied
- Clutch included, with a 12-volt DC coil
Quick facts
- Part: Four Seasons 57901 A/C compressor
- Fits: the 1999-2002 Chevrolet Silverado 1500 and other vehicles
- Condition: Remanufactured
Weak or warm air from the vents, a noisy compressor or a clutch that does not engage can point to a failing compressor. Before you replace it, rule out low refrigerant, a leak elsewhere in the system and a bad fuse or relay, because any of those may be the real cause.
Fits
The 1999-2002 Chevrolet Silverado 1500 and the 1999-2002 GMC Sierra 1500 take this compressor, and it works as a Chevy Silverado 2500 ac compressor for the 1999-2002 Silverado 2500 too. Find your own truck or SUV in the "Vehicles it fits" section before you order.
Specifications
Fit and size
- Quantity per vehicle: 1
- Outside pulley diameter: 4.250 in
- Pulley grooves: 4
- Outlet C length: 108 mm
- Mounting type: Tangent mount
- Coil clock position: 11
Build and materials
- Condition: Remanufactured
- Compressor type: GM
- Refrigerant type: R134A
- Compatible refrigerant oil: PAG 150
- Coil voltage: 12 V DC
- Pulley belt type: Serpentine
- Connector type: Pin
- Country of origin: Mexico
In the box
One remanufactured compressor with its clutch, plus the O-rings and sealing washers needed to install it (two sealing washers, number 24354). Mounting hardware and the high-pressure switch are not included, so plan on new bolts. This listing is one compressor, which is also the number the truck needs.
Frequently Asked Questions
Is this the right Chevy Silverado 1500 ac compressor for a 1999-2002 truck?
Yes. Four Seasons 57901 fits the 1999-2002 Chevrolet Silverado 1500. If your truck is not named here, look it up in the "Vehicles it fits" section on this page.
Is this the GMC Sierra 1500 ac compressor for 1999-2002 trucks?
Yes. Four Seasons 57901 is listed for the 1999-2002 GMC Sierra 1500, and the vehicle takes one compressor.
Does this Four Seasons compressor come with oil?
Yes. It arrives pre-charged with 3 ounces of PAG oil for R134a or R1234yf applications. The compatible refrigerant oil type is PAG 150.
Do the O-rings and bolts come with Four Seasons 57901?
Four Seasons 57901 includes the O-rings and sealing washers needed to install it. Mounting hardware is not included, so plan on new bolts. The high-pressure switch is not included either.
How many grooves does the pulley on this remanufactured compressor have?
The pulley has four grooves for a serpentine belt and measures 4.250 in across the outside. The clutch is included and has a 12-volt DC coil.
