Four Seasons 58235 A/C compressor for the 1988-1991 Chevrolet C1500 and other vehicles circulates refrigerant through the air conditioning system. This new Four Seasons ac compressor is the GM R4 type and comes with its clutch.
- Validated for performance equivalent to 100,000 miles
- Pre-charged with 3 ounces of PAG oil, which cuts install time
- Each Four Seasons compressor is vacuum, pressure and helium mass spectrometer tested individually for leaks
- O-rings and sealing washers come with the compressor for installation
Quick facts
- Part: Four Seasons 58235 A/C compressor
- Fits: the 1988-1991 Chevrolet C1500 and other vehicles
- Condition: New
Warm air from the vents or a rattling noise when the A/C runs can mean the compressor is worn, though a low refrigerant charge or a faulty A/C relay can be behind them too, so find out which before you replace the compressor.
Fits
This GM R4 compressor is a direct-fit replacement for the 1988-1991 Chevrolet C1500, the 1988-1991 Chevrolet K1500 and the 1984 Chevrolet Impala. For another car, open the "Vehicles it fits" section and check your exact model, year and engine. The engine's V-belt drives a single compressor, and this listing is that one unit.
Specifications
Fit and size
- Quantity per vehicle: 1
- Mounting type: Case mount
- Pulley: V-belt, 1 groove, 5.125 in outside diameter
- Belt width: 0.500 in
- Outlet C length: 130 mm
- Clutch coil: 12 V DC, spade connector, coil clock position 9
Build and materials
- Compressor type: GM R4
- Condition: New
- Clutch: Included
- Refrigerant type: R134A
- Compatible refrigerant oil type: PAG 150
- Country of origin: Mexico
In the box
One A/C compressor with its clutch, plus the sealing washers: one short and one long sealing washer pilot, two red sealing washers and one green sealing washer. Mounting hardware and the high-pressure switch are not included, so plan on new bolts rather than reusing the old ones.
Frequently Asked Questions
Will this Chevy Impala ac compressor fit a 1984 Impala?
Yes. Four Seasons 58235 fits the 1984 Chevrolet Impala, and the car takes one compressor. For other cars, open the "Vehicles it fits" section.
Does the Four Seasons 58235 come with O-rings and a clutch?
Yes. Four Seasons 58235 includes its clutch plus O-rings and sealing washers. Mounting hardware and the high-pressure switch are not included.
What oil is already in this GM R4 compressor?
The compressor arrives pre-charged with 3 ounces of PAG oil, and the compatible refrigerant oil type is PAG 150. The refrigerant type is R134A.
What can a worn GM R4 compressor look or sound like?
A clutch that will not engage, a noisy compressor or weak cooling can be signs of wear. A shop can test the system pressure to find the cause.
Is each Four Seasons compressor leak tested?
Yes. Every unit goes through individual vacuum, pressure and helium mass spectrometer testing for leaks, and the design is validated to perform like 100,000 miles of use.
