HomeHVAC > A/C Clutch and CompressorFour Seasons 2237NK A/C Compressor and Component Kit
Part #: 2237NK

Four Seasons 2237NK A/C Compressor and Component Kit

Complete A/C Kit
14 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
Complete A/C Kit
Fitment: Chevrolet, GMC, and Isuzu, S10, Sonoma, and Hombre
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Reliable A/C Compressor Kit for Chevrolet, GMC, and Isuzu Trucks

The Four Seasons Complete A/C Kit 2237NK provides a comprehensive solution for restoring air conditioning performance in Chevrolet S10, GMC Sonoma, and Isuzu Hombre models. This kit includes all necessary components to replace the compressor and related parts, ensuring efficient cooling with R134a refrigerant.

  • Includes new compressor (part 68291) with Pag oil (type 150) pre-filled
  • Comes with receiver drier/accumulator (part 33756) featuring a 3.5-inch diameter and female o-ring inlet fitting
  • Standard white orifice tube (part 38623) with 0.072-inch diameter for precise refrigerant flow
  • Complete gasket and seal set included for leak-free installation
  • Compatible with Chevrolet S10, GMC Sonoma, and Isuzu Hombre models using R134a refrigerant

About the Four Seasons Complete A/C Kit Product Line

The Four Seasons Complete A/C Kit line is designed to provide a full replacement solution for vehicle air conditioning systems. Each kit includes a new compressor along with essential components such as the receiver drier, orifice tube, and necessary seals. This approach simplifies repairs by supplying all critical parts in one package, tailored to specific vehicle applications like the Chevrolet S10, GMC Sonoma, and Isuzu Hombre.

Detailed Product Description

The Four Seasons 2237NK kit features a new compressor pre-charged with Pag oil type 150, ensuring proper lubrication and system longevity. The included receiver drier/accumulator measures 3.5 inches in diameter and 8 inches in length, with a female o-ring inlet fitting and P-nut outlet fitting to match factory connections. The standard white orifice tube with a 0.072-inch diameter regulates refrigerant flow accurately for optimal cooling performance. Gaskets and seals are included to maintain system integrity and prevent leaks. This kit is specifically designed for vehicles using R134a refrigerant, making it a direct replacement for the Chevrolet S10, GMC Sonoma, and Isuzu Hombre air conditioning systems.

Common Issues Addressed by This A/C Compressor Kit

  • Loss of cooling due to compressor failure
  • Refrigerant leaks from worn seals or gaskets
  • Clogged orifice tube causing reduced airflow
  • Moisture contamination in the A/C system
  • Receiver drier degradation affecting refrigerant drying

Installation Notes and Tips

  • Ensure system is fully evacuated before installation to prevent moisture contamination
  • Replace all included seals and gaskets to maintain a leak-free system
  • Use the supplied Pag oil type 150 to lubricate the compressor properly
  • Verify compatibility with Chevrolet S10, GMC Sonoma, or Isuzu Hombre before installation
  • Follow manufacturer torque specifications for fittings and mounting hardware

Quality Assurance and Warranty

The Four Seasons Complete A/C Kit 2237NK comes with a limited lifetime warranty, providing assurance of product reliability and durability. Each component is manufactured to meet or exceed OEM standards, ensuring consistent performance and fitment for Chevrolet S10, GMC Sonoma, and Isuzu Hombre vehicles.

BrandFour Seasons
Part Number2237NK
PositionComplete A/C Kit
Compressor Oil IncludedIncluded
Compressor Oil TypePAG Oil /150
Expansion Device TypeOrifice Tubes
Gasket / Seals?Included
Kit Includes68291 (New Compressor), 33756 (Accum), 38623 (Orifice), 59003 (Oil), O-Rings
Orifice Dia. IN0.072
Orifice Tube ColorWhite
Orifice Tube StyleStandard
Receiver Drier/Accumulator Diameter IN3.500
Receiver Drier/Accumulator Inlet Fitting Size MM27.000
Receiver Drier/Accumulator Inlet Fitting TypeFemale O-Ring
Receiver Drier/Accumulator Length IN8.000
Receiver Drier/Accumulator Outlet Fitting TypeP-Nut Fitting
Refrigerant TypeR134a
TypeComplete Air Conditioning Kit w/ New Compressor
WarrantyLimited Lifetime

This part fits 14 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2003ChevroletS102.2LL4N/Aw/ V7 Compressor; Includes: 68291 (New Compressor), 33756 (Accum), 38623 (Orifice), 59003 (Oil), O-Rings; Complete A/C Kit
2003GMCSonoma2.2LL4N/Aw/ V7 Compressor; Includes: 68291 (New Compressor), 33756 (Accum), 38623 (Orifice), 59003 (Oil), O-Rings; Complete A/C Kit
2002ChevroletS102.2LL4N/Aw/ V7 Compressor; Includes: 68291 (New Compressor), 33756 (Accum), 38623 (Orifice), 59003 (Oil), O-Rings; Complete A/C Kit
2002GMCSonoma2.2LL4N/Aw/ V7 Compressor; Includes: 68291 (New Compressor), 33756 (Accum), 38623 (Orifice), 59003 (Oil), O-Rings; Complete A/C Kit
2001ChevroletS102.2LL4N/Aw/ V7 Compressor; Includes: 68291 (New Compressor), 33756 (Accum), 38623 (Orifice), 59003 (Oil), O-Rings; Complete A/C Kit
2001GMCSonoma2.2LL4N/Aw/ V7 Compressor; Includes: 68291 (New Compressor), 33756 (Accum), 38623 (Orifice), 59003 (Oil), O-Rings; Complete A/C Kit
2000ChevroletS102.2LL4N/Aw/ V7 Compressor; Includes: 68291 (New Compressor), 33756 (Accum), 38623 (Orifice), 59003 (Oil), O-Rings; Complete A/C Kit
2000GMCSonoma2.2LL4N/Aw/ V7 Compressor; Includes: 68291 (New Compressor), 33756 (Accum), 38623 (Orifice), 59003 (Oil), O-Rings; Complete A/C Kit
2000IsuzuHombre2.2LL4N/Aw/ V7 Compressor; Includes: 68291 (New Compressor), 33756 (Accum), 38623 (Orifice), 59003 (Oil), O-Rings; Complete A/C Kit
1999ChevroletS102.2LL4N/Aw/ V7 Compressor; Includes: 68291 (New Compressor), 33756 (Accum), 38623 (Orifice), 59003 (Oil), O-Rings; Complete A/C Kit
1999GMCSonoma2.2LL4N/Aw/ V7 Compressor; Includes: 68291 (New Compressor), 33756 (Accum), 38623 (Orifice), 59003 (Oil), O-Rings; Complete A/C Kit
1999IsuzuHombre2.2LL4N/Aw/ V7 Compressor; Includes: 68291 (New Compressor), 33756 (Accum), 38623 (Orifice), 59003 (Oil), O-Rings; Complete A/C Kit
1998ChevroletS102.2LL4N/Aw/ V7 Compressor; Includes: 68291 (New Compressor), 33756 (Accum), 38623 (Orifice), 59003 (Oil), O-Rings; Complete A/C Kit
1998GMCSonoma2.2LL4N/Aw/ V7 Compressor; Includes: 68291 (New Compressor), 33756 (Accum), 38623 (Orifice), 59003 (Oil), O-Rings; Complete A/C Kit

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

2237NK520567MK1029

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.