HomeFour Seasons 1771N A/C Compressor and Component Kit - Front
Part #: 1771N

Four Seasons 1771N A/C Compressor and Component Kit - Front

PAC-Kit w/ New Compressor, Front
43 vehicles fit this part
Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
PAC-Kit w/ New Compressor, Front
Fitment: Cadillac, Chevrolet, and GMC, Escalade, Escalade ESV, Escalade EXT, Avalanche 1500, Avalanche 2500, Silverado 1500, Silverado 1500 HD, Silverado 2500, Silverado 2500 HD, Silverado 3500, Sierra 1500, Sierra 1500 HD, Sierra 2500 HD, and Sierra 3500
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Reliable A/C Compressor Kit for GM Trucks and SUVs

The Four Seasons PAC-Kit w/ New Compressor 1771N is designed to restore proper air conditioning function in select Cadillac, Chevrolet, and GMC vehicles. This A/C compressor kit provides a complete solution for models such as the Chevrolet Silverado 1500 and GMC Sierra 2500 HD, ensuring efficient cooling performance.

  • Complete A/C compressor kit including new compressor
  • Compatible with multiple GM trucks and SUVs including Avalanche, Escalade, Sierra, and Silverado models
  • Part number 1771N for precise identification and fitment
  • Designed to meet OEM specifications for reliable operation
  • Includes clutch and compressor components for streamlined installation

About the Four Seasons PAC-Kit w/ New Compressor Line

The PAC-Kit w/ New Compressor product line from Four Seasons offers a comprehensive HVAC solution by combining a new compressor with necessary clutch components. This approach simplifies repairs by providing all essential parts in one kit, reducing installation time and ensuring compatibility. The 1771N kit is tailored for specific GM vehicles, supporting proper A/C system function and durability.

Product Details and Vehicle Compatibility

This A/C compressor kit is engineered for use in Cadillac Escalade, Escalade ESV, and Escalade EXT models, as well as Chevrolet Avalanche 1500 and 2500, Silverado 1500, 1500 HD, 2500, 2500 HD, and 3500 series trucks. It also fits GMC Sierra 1500, 1500 HD, 2500 HD, and 3500 models, along with the Chevrolet Cheyenne. The Four Seasons 1771N kit ensures a precise fit and reliable performance for these vehicles, restoring the air conditioning system to proper working order.

Common Issues Addressed by This A/C Compressor Kit

  • Loss of cooling due to compressor failure
  • Clutch slippage or failure affecting A/C engagement
  • Unusual noises from worn compressor components
  • Reduced refrigerant circulation impacting system efficiency
  • System leaks or compressor damage from wear and tear

Installation Notes and Tips

  • Ensure system is properly evacuated and recharged with correct refrigerant
  • Verify compatibility with vehicle make and model before installation
  • Inspect related components such as condenser and hoses for wear
  • Follow manufacturer torque specifications for mounting bolts
  • Test A/C system operation after installation to confirm proper function

Quality Assurance and Warranty Information

Four Seasons provides quality-tested HVAC components designed to meet or exceed OEM standards. The PAC-Kit w/ New Compressor 1771N undergoes rigorous inspection to ensure durability and performance. Warranty coverage details should be confirmed with the product documentation or supplier to ensure proper protection.

This part fits 43 vehicles. Search below:

YearMakeModelSubmodel# DoorsLitersCylindersFuel TypePositionNotes
2006CadillacEscaladeFrontw/ 10S17F Compressor; w/ 13mm Tube Dia.; w/o Rear AC; Drier w/ P-nut fitting Clocked at 3:00; 78377 (New Compressor), 83239 (Accum), 38638 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ New Compressor
2006CadillacEscalade ESVFrontw/ 10S17F Compressor; w/ 13mm Tube Dia.; w/o Rear AC; Drier w/ P-nut fitting Clocked at 3:00; 78377 (New Compressor), 83239 (Accum), 38638 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ New Compressor
2006CadillacEscalade EXTFrontw/ 10S17F Compressor; w/ 13mm Tube Dia.; w/o Rear AC; Drier w/ P-nut fitting Clocked at 3:00; 78377 (New Compressor), 83239 (Accum), 38638 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ New Compressor
2006ChevroletAvalanche 1500N/Aw/ 10S17F Compressor; w/ 13mm Orifice Tube Dia.; Drier w/ P-nut fitting Clocked at 3:00; 78377 (New Compressor), 83239 (Accum), 38638 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ New Compressor
2006ChevroletAvalanche 2500N/Aw/ 10S17F Compressor; w/ 13mm Orifice Tube Dia.; Drier w/ P-nut fitting Clocked at 3:00; 78377 (New Compressor), 83239 (Accum), 38638 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ New Compressor
2006ChevroletCheyenneN/A78377 (New Compressor), 83239 (Accum), 38638 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ New Compressor
2006ChevroletSilverado 1500LS4 Door4.8LV8GASN/Aw/ 10S17F Compressor; w/ 13mm Orifice Tube Dia.; w/ Black Orifice Tube; Drier w/ P-nut fitting Clocked at 3:00; 78377 (New Compressor), 83239 (Accum), 38638 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ New Compressor
2006ChevroletSilverado 1500LS2 Door4.8LV8GASN/Aw/ 10S17F Compressor; w/ 13mm Orifice Tube Dia.; w/ Black Orifice Tube; Drier w/ P-nut fitting Clocked at 3:00; 78377 (New Compressor), 83239 (Accum), 38638 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ New Compressor
2006ChevroletSilverado 1500LS4 Door5.3LV8GASN/Aw/ 10S17F Compressor; w/ 13mm Orifice Tube Dia.; w/ Black Orifice Tube; Drier w/ P-nut fitting Clocked at 3:00; 78377 (New Compressor), 83239 (Accum), 38638 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ New Compressor
2006ChevroletSilverado 1500LS2 Door5.3LV8GASN/Aw/ 10S17F Compressor; w/ 13mm Orifice Tube Dia.; w/ Black Orifice Tube; Drier w/ P-nut fitting Clocked at 3:00; 78377 (New Compressor), 83239 (Accum), 38638 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ New Compressor
2006ChevroletSilverado 1500LS4 Door5.3LV8FLEXN/Aw/ 10S17F Compressor; w/ 13mm Orifice Tube Dia.; w/ Black Orifice Tube; Drier w/ P-nut fitting Clocked at 3:00; 78377 (New Compressor), 83239 (Accum), 38638 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ New Compressor
2006ChevroletSilverado 1500LS2 Door5.3LV8FLEXN/Aw/ 10S17F Compressor; w/ 13mm Orifice Tube Dia.; w/ Black Orifice Tube; Drier w/ P-nut fitting Clocked at 3:00; 78377 (New Compressor), 83239 (Accum), 38638 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ New Compressor
2006ChevroletSilverado 1500LT4 Door6.0LV8GASN/Aw/ 10S17F Compressor; w/ 13mm Orifice Tube Dia.; w/ Black Orifice Tube; Drier w/ P-nut fitting Clocked at 3:00; 78377 (New Compressor), 83239 (Accum), 38638 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ New Compressor
2006ChevroletSilverado 1500LT2 Door6.0LV8GASN/Aw/ 10S17F Compressor; w/ 13mm Orifice Tube Dia.; w/ Black Orifice Tube; Drier w/ P-nut fitting Clocked at 3:00; 78377 (New Compressor), 83239 (Accum), 38638 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ New Compressor
2006ChevroletSilverado 1500LT4 Door4.8LV8GASN/Aw/ 10S17F Compressor; w/ 13mm Orifice Tube Dia.; w/ Black Orifice Tube; Drier w/ P-nut fitting Clocked at 3:00; 78377 (New Compressor), 83239 (Accum), 38638 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ New Compressor
2006ChevroletSilverado 1500LT2 Door4.8LV8GASN/Aw/ 10S17F Compressor; w/ 13mm Orifice Tube Dia.; w/ Black Orifice Tube; Drier w/ P-nut fitting Clocked at 3:00; 78377 (New Compressor), 83239 (Accum), 38638 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ New Compressor
2006ChevroletSilverado 1500LT4 Door5.3LV8GASN/Aw/ 10S17F Compressor; w/ 13mm Orifice Tube Dia.; w/ Black Orifice Tube; Drier w/ P-nut fitting Clocked at 3:00; 78377 (New Compressor), 83239 (Accum), 38638 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ New Compressor
2006ChevroletSilverado 1500LT2 Door5.3LV8GASN/Aw/ 10S17F Compressor; w/ 13mm Orifice Tube Dia.; w/ Black Orifice Tube; Drier w/ P-nut fitting Clocked at 3:00; 78377 (New Compressor), 83239 (Accum), 38638 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ New Compressor
2006ChevroletSilverado 1500LT4 Door5.3LV8FLEXN/Aw/ 10S17F Compressor; w/ 13mm Orifice Tube Dia.; w/ Black Orifice Tube; Drier w/ P-nut fitting Clocked at 3:00; 78377 (New Compressor), 83239 (Accum), 38638 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ New Compressor
2006ChevroletSilverado 1500LT2 Door5.3LV8FLEXN/Aw/ 10S17F Compressor; w/ 13mm Orifice Tube Dia.; w/ Black Orifice Tube; Drier w/ P-nut fitting Clocked at 3:00; 78377 (New Compressor), 83239 (Accum), 38638 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ New Compressor
2006ChevroletSilverado 1500WT4 Door4.8LV8GASN/Aw/ 10S17F Compressor; w/ 13mm Orifice Tube Dia.; w/ Black Orifice Tube; Drier w/ P-nut fitting Clocked at 3:00; 78377 (New Compressor), 83239 (Accum), 38638 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ New Compressor
2006ChevroletSilverado 1500WT2 Door4.8LV8GASN/Aw/ 10S17F Compressor; w/ 13mm Orifice Tube Dia.; w/ Black Orifice Tube; Drier w/ P-nut fitting Clocked at 3:00; 78377 (New Compressor), 83239 (Accum), 38638 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ New Compressor
2006ChevroletSilverado 1500WT4 Door5.3LV8GASN/Aw/ 10S17F Compressor; w/ 13mm Orifice Tube Dia.; w/ Black Orifice Tube; Drier w/ P-nut fitting Clocked at 3:00; 78377 (New Compressor), 83239 (Accum), 38638 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ New Compressor
2006ChevroletSilverado 1500WT2 Door5.3LV8GASN/Aw/ 10S17F Compressor; w/ 13mm Orifice Tube Dia.; w/ Black Orifice Tube; Drier w/ P-nut fitting Clocked at 3:00; 78377 (New Compressor), 83239 (Accum), 38638 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ New Compressor
2006ChevroletSilverado 1500WT4 Door5.3LV8FLEXN/Aw/ 10S17F Compressor; w/ 13mm Orifice Tube Dia.; w/ Black Orifice Tube; Drier w/ P-nut fitting Clocked at 3:00; 78377 (New Compressor), 83239 (Accum), 38638 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ New Compressor
2006ChevroletSilverado 1500WT2 Door5.3LV8FLEXN/Aw/ 10S17F Compressor; w/ 13mm Orifice Tube Dia.; w/ Black Orifice Tube; Drier w/ P-nut fitting Clocked at 3:00; 78377 (New Compressor), 83239 (Accum), 38638 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ New Compressor
2006ChevroletSilverado 1500SS4 Door6.0LV8GASN/Aw/ 10S17F Compressor; w/ 13mm Orifice Tube Dia.; w/ Black Orifice Tube; Drier w/ P-nut fitting Clocked at 3:00; 78377 (New Compressor), 83239 (Accum), 38638 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ New Compressor
2006ChevroletSilverado 1500 HDN/Aw/ 10S17F Compressor; w/ 13mm Orifice Tube Dia.; w/ Black Orifice Tube; Drier w/ P-nut fitting Clocked at 3:00; 78377 (New Compressor), 83239 (Accum), 38638 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ New Compressor
2006ChevroletSilverado 2500N/Aw/ 10S17F Compressor; w/ 13mm Orifice Tube Dia.; w/ Black Orifice Tube; Drier w/ P-nut fitting Clocked at 3:00; 78377 (New Compressor), 83239 (Accum), 38638 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ New Compressor
2006ChevroletSilverado 2500 HD6.0LV8N/Aw/ 10S17F Compressor; w/ 13mm Orifice Tube Dia.; w/ Black Orifice Tube; Drier w/ P-nut fitting Clocked at 3:00; 78377 (New Compressor), 83239 (Accum), 38638 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ New Compressor
2006ChevroletSilverado 2500 HD8.1LV8N/Aw/ 10S17F Compressor; w/ 13mm Orifice Tube Dia.; w/ Black Orifice Tube; Drier w/ P-nut fitting Clocked at 3:00; 78377 (New Compressor), 83239 (Accum), 38638 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ New Compressor
2006ChevroletSilverado 35006.0LV8N/Aw/ 10S17F Compressor; w/ 13mm Orifice Tube Dia.; w/ Black Orifice Tube; Drier w/ P-nut fitting Clocked at 3:00; 78377 (New Compressor), 83239 (Accum), 38638 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ New Compressor
2006ChevroletSilverado 35008.1LV8N/Aw/ 10S17F Compressor; w/ 13mm Orifice Tube Dia.; w/ Black Orifice Tube; Drier w/ P-nut fitting Clocked at 3:00; 78377 (New Compressor), 83239 (Accum), 38638 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ New Compressor
2006GMCSierra 15006.0LV8GASN/Aw/ 10S17F Compressor; w/ 13mm Orifice Tube Dia.; w/ Black Orifice Tube; Drier w/ P-nut fitting Clocked at 3:00; 78377 (New Compressor), 83239 (Accum), 38638 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ New Compressor
2006GMCSierra 15004.8LV8GASN/Aw/ 10S17F Compressor; w/ 13mm Orifice Tube Dia.; w/ Black Orifice Tube; Drier w/ P-nut fitting Clocked at 3:00; 78377 (New Compressor), 83239 (Accum), 38638 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ New Compressor
2006GMCSierra 15005.3LV8GASN/Aw/ 10S17F Compressor; w/ 13mm Orifice Tube Dia.; w/ Black Orifice Tube; Drier w/ P-nut fitting Clocked at 3:00; 78377 (New Compressor), 83239 (Accum), 38638 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ New Compressor
2006GMCSierra 15005.3LV8FLEXN/Aw/ 10S17F Compressor; w/ 13mm Orifice Tube Dia.; w/ Black Orifice Tube; Drier w/ P-nut fitting Clocked at 3:00; 78377 (New Compressor), 83239 (Accum), 38638 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ New Compressor
2006GMCSierra 15005.3LV8ELECTRIC/GASN/Aw/ 10S20F Compressor; w/ 13mm Orifice Tube Dia.; w/ Black Orifice Tube; Drier w/ P-nut fitting Clocked at 3:00; 78377 (New Compressor), 83239 (Accum), 38638 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ New Compressor
2006GMCSierra 1500 HDN/Aw/ 10S17F Compressor; w/ 13mm Orifice Tube Dia.; w/ Black Orifice Tube; Drier w/ P-nut fitting Clocked at 3:00; 78377 (New Compressor), 83239 (Accum), 38638 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ New Compressor
2006GMCSierra 2500 HD6.0LV8N/Aw/ 10S17F Compressor; w/ 13mm Orifice Tube Dia.; w/ Black Orifice Tube; Drier w/ P-nut fitting Clocked at 3:00; 78377 (New Compressor), 83239 (Accum), 38638 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ New Compressor
2006GMCSierra 2500 HD8.1LV8N/Aw/ 10S17F Compressor; w/ 13mm Orifice Tube Dia.; w/ Black Orifice Tube; Drier w/ P-nut fitting Clocked at 3:00; 78377 (New Compressor), 83239 (Accum), 38638 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ New Compressor
2006GMCSierra 35006.0LV8N/Aw/ 10S17F Compressor; w/ 13mm Orifice Tube Dia.; w/ Black Orifice Tube; Drier w/ P-nut fitting Clocked at 3:00; 78377 (New Compressor), 83239 (Accum), 38638 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ New Compressor
2006GMCSierra 35008.1LV8N/Aw/ 10S17F Compressor; w/ 13mm Orifice Tube Dia.; w/ Black Orifice Tube; Drier w/ P-nut fitting Clocked at 3:00; 78377 (New Compressor), 83239 (Accum), 38638 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ New Compressor

* 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:

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