HomeHVAC > A/C Clutch and CompressorFour Seasons 1771R A/C Compressor and Component Kit - Front
Part #: 1771R

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

PAC-Kit w/ Reman Compressor, Front
43 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
PAC-Kit w/ Reman 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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Overview of Four Seasons PAC-Kit w/ Reman Compressor 1771R

The Four Seasons PAC-Kit w/ Reman Compressor 1771R is designed to restore the air conditioning system in select GM trucks and SUVs. This A/C compressor kit provides a reliable solution for vehicles experiencing cooling issues, specifically compatible with Cadillac, Chevrolet, and GMC models.

  • Complete A/C compressor kit including remanufactured compressor
  • Compatible with multiple GM trucks and SUVs including Silverado and Sierra series
  • Designed for direct replacement to ensure proper fit and function
  • Includes clutch and necessary components for installation
  • Part number 1771R for easy identification and ordering

About the PAC-Kit w/ Reman Compressor Product Line

The PAC-Kit w/ Reman Compressor line from Four Seasons offers a comprehensive solution by combining a remanufactured compressor with all necessary components for installation. This approach simplifies repairs by providing a matched kit that meets OEM specifications, reducing the need to source individual parts separately. The 1771R kit is part of this line, ensuring compatibility and performance for the specified GM vehicles.

Detailed Product Description

This A/C compressor kit is engineered to replace worn or failing compressors in Cadillac Escalade, Chevrolet Silverado, GMC Sierra, and related models. The remanufactured compressor included in the 1771R kit has been rebuilt to meet original equipment standards, ensuring reliable operation and longevity. The kit supports proper air conditioning function by restoring compressor performance, which is critical for maintaining cabin comfort in vehicles such as the Chevrolet Avalanche 1500 and GMC Sierra 2500 HD.

Common Applications and Issues Addressed

  • Restores cooling performance in Cadillac Escalade and Escalade ESV models
  • Resolves compressor failure symptoms in Chevrolet Silverado 1500 and 2500 series
  • Addresses A/C clutch engagement problems in GMC Sierra 3500 and Sierra 1500 HD
  • Fixes refrigerant leaks and compressor noise in Chevrolet Avalanche 2500
  • Eliminates intermittent or no cooling issues in GMC Cheyenne and Escalade EXT

Installation Notes and Tips

  • Ensure system is properly evacuated and recharged after installation
  • Verify compatibility with vehicle make and model before beginning installation
  • Inspect related A/C components such as condenser and hoses for wear
  • Use correct torque specifications for mounting bolts to avoid damage
  • Check electrical connections to the clutch for proper engagement

Quality Assurance and Warranty

Four Seasons remanufactured compressors undergo rigorous testing to meet OEM standards. The PAC-Kit w/ Reman Compressor 1771R is backed by Four Seasons' quality assurance processes, providing confidence in durability and performance. Warranty coverage details should be confirmed with the product documentation or supplier.

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; 77377 (Reman Compressor), 83239 (Accum), 38638 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ Reman Compressor
2006CadillacEscalade ESVFrontw/ 10S17F Compressor; w/ 13mm Tube Dia.; w/o Rear AC; Drier w/ P-nut fitting Clocked at 3:00; 77377 (Reman Compressor), 83239 (Accum), 38638 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ Reman Compressor
2006CadillacEscalade EXTFrontw/ 10S17F Compressor; w/ 13mm Tube Dia.; w/o Rear AC; Drier w/ P-nut fitting Clocked at 3:00; 77377 (Reman Compressor), 83239 (Accum), 38638 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ Reman Compressor
2006ChevroletAvalanche 1500N/Aw/ 10S17F Compressor; w/ 13mm Orifice Tube Dia.; Drier w/ P-nut fitting Clocked at 3:00; 77377 (Reman Compressor), 83239 (Accum), 38638 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ Reman Compressor
2006ChevroletAvalanche 2500N/Aw/ 10S17F Compressor; w/ 13mm Orifice Tube Dia.; Drier w/ P-nut fitting Clocked at 3:00; 77377 (Reman Compressor), 83239 (Accum), 38638 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ Reman Compressor
2006ChevroletCheyenneN/A77377 (Reman Compressor), 83239 (Accum), 38638 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ Reman 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; 77377 (Reman Compressor), 83239 (Accum), 38638 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ Reman 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; 77377 (Reman Compressor), 83239 (Accum), 38638 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ Reman 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; 77377 (Reman Compressor), 83239 (Accum), 38638 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ Reman 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; 77377 (Reman Compressor), 83239 (Accum), 38638 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ Reman 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; 77377 (Reman Compressor), 83239 (Accum), 38638 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ Reman 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; 77377 (Reman Compressor), 83239 (Accum), 38638 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ Reman 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; 77377 (Reman Compressor), 83239 (Accum), 38638 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ Reman 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; 77377 (Reman Compressor), 83239 (Accum), 38638 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ Reman 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; 77377 (Reman Compressor), 83239 (Accum), 38638 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ Reman 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; 77377 (Reman Compressor), 83239 (Accum), 38638 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ Reman 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; 77377 (Reman Compressor), 83239 (Accum), 38638 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ Reman 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; 77377 (Reman Compressor), 83239 (Accum), 38638 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ Reman 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; 77377 (Reman Compressor), 83239 (Accum), 38638 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ Reman 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; 77377 (Reman Compressor), 83239 (Accum), 38638 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ Reman 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; 77377 (Reman Compressor), 83239 (Accum), 38638 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ Reman 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; 77377 (Reman Compressor), 83239 (Accum), 38638 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ Reman 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; 77377 (Reman Compressor), 83239 (Accum), 38638 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ Reman 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; 77377 (Reman Compressor), 83239 (Accum), 38638 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ Reman 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; 77377 (Reman Compressor), 83239 (Accum), 38638 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ Reman 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; 77377 (Reman Compressor), 83239 (Accum), 38638 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ Reman 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; 77377 (Reman Compressor), 83239 (Accum), 38638 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ Reman 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; 77377 (Reman Compressor), 83239 (Accum), 38638 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ Reman Compressor
2006ChevroletSilverado 2500N/Aw/ 10S17F Compressor; w/ 13mm Orifice Tube Dia.; w/ Black Orifice Tube; Drier w/ P-nut fitting Clocked at 3:00; 77377 (Reman Compressor), 83239 (Accum), 38638 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ Reman 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; 77377 (Reman Compressor), 83239 (Accum), 38638 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ Reman 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; 77377 (Reman Compressor), 83239 (Accum), 38638 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ Reman 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; 77377 (Reman Compressor), 83239 (Accum), 38638 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ Reman 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; 77377 (Reman Compressor), 83239 (Accum), 38638 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ Reman 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; 77377 (Reman Compressor), 83239 (Accum), 38638 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ Reman 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; 77377 (Reman Compressor), 83239 (Accum), 38638 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ Reman 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; 77377 (Reman Compressor), 83239 (Accum), 38638 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ Reman 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; 77377 (Reman Compressor), 83239 (Accum), 38638 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ Reman 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; 77377 (Reman Compressor), 83239 (Accum), 38638 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ Reman 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; 77377 (Reman Compressor), 83239 (Accum), 38638 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ Reman 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; 77377 (Reman Compressor), 83239 (Accum), 38638 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ Reman 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; 77377 (Reman Compressor), 83239 (Accum), 38638 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ Reman 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; 77377 (Reman Compressor), 83239 (Accum), 38638 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ Reman 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; 77377 (Reman Compressor), 83239 (Accum), 38638 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ Reman 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.