Four Seasons 57077 A/C compressor for the 1985 GMC G1500 and other vehicles compresses refrigerant and moves it through the air conditioning system. This remanufactured Four Seasons A/C compressor comes with its clutch.
- Every compressor is 100 percent tested
- Pre-charged with 3 ounces of PAG oil for R134a or R1234yf applications
- Individually vacuum and pressure tested to check for leaks
- Comes with the O-rings and sealing washers needed to install the compressor
Quick facts
- Part: Four Seasons 57077 A/C compressor
- Fits: the 1985 GMC G1500 and other vehicles
- Condition: Remanufactured
A noisy compressor, a clutch that does not engage or weak cooling can all mean the compressor is wearing out. Before you replace the compressor, rule out a low refrigerant charge, a leak elsewhere in the system and a fuse or relay fault, because a new compressor will not fix those.
Fits
As a GM A6 remanufactured A/C compressor, it fits the 1985 GMC G1500, the 1985 GMC G2500 and the 1985 GMC G3500, with one compressor per vehicle, and its function and noise level meet or exceed OE specifications. Open the "Vehicles it fits" section and look up your exact model and engine.
Specifications
Fit and size
- Quantity per vehicle: 1
- Mounting type: Direct mount
- Outside pulley diameter: 5.000 in
- Pulley: 1 groove, V-belt
- Belt width: 0.500 in
- Outlet length: 127 mm
- Coil clock position: 10
Build and materials
- Condition: Remanufactured
- Refrigerant type: R134A
- Compatible refrigerant oil: PAG 150
- Clutch: included, 12 V DC coil, spade connector
- O-rings: 2 included, number 24619
- Country of origin: Mexico
In the box
One remanufactured A/C compressor with clutch, two O-rings and sealing washers. Mounting hardware and a switch are not included, so plan on new bolts rather than reusing the old ones.
Frequently Asked Questions
Does the Four Seasons 57077 compressor fit the 1985 GMC G1500?
Yes. Four Seasons 57077 fits the 1985 GMC G1500, and the vehicle takes one. For other models and engines, use the "Vehicles it fits" section.
Does this Four Seasons compressor come with PAG oil?
Yes. Four Seasons 57077 comes pre-charged with 3 ounces of PAG oil for R134a or R1234yf applications. PAG 150 is its compatible refrigerant oil type.
Are Four Seasons remanufactured A/C compressors leak tested?
Yes. Each unit is individually vacuum and pressure tested to check for leaks, and every unit is tested for compressor function and noise level.
Does the 57077 compressor include the clutch and O-rings?
Yes. The clutch is included, along with two O-rings and sealing washers. Mounting hardware and a switch are not included.
What pulley and belt size does this A/C compressor have?
Four Seasons 57077 has a single-groove V-belt pulley with a 5.000 in outside diameter, and the belt width is 0.500 in. Its clutch coil is 12 volts DC.
