HomeHVAC > A/C Clutch and CompressorFour Seasons 6449R A/C Compressor Kit
Part #: 6449R

Four Seasons 6449R A/C Compressor Kit

PAC-Kit w/ Reman Compressor
⚙️ 32 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
📦PAC-Kit w/ Reman Compressor
🚗Fitment: Buick, Cadillac, Chevrolet, Oldsmobile, and Pontiac, Commercial Chassis, Eldorado, Firebird, Grand Am, Grand LeMans, Grand Prix, LeMans, Nova, Parisienne, Riviera, and Toronado
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Reliable A/C Compressor Kit for Classic GM Vehicles

The Four Seasons PAC-Kit w/ Reman Compressor 6449R offers a dependable solution for restoring air conditioning performance in select Buick, Cadillac, Chevrolet, Oldsmobile, and Pontiac models. Designed to meet the needs of vintage and classic vehicles, this A/C compressor kit ensures proper fit and function for a range of GM cars and commercial chassis.

  • Complete A/C compressor kit with remanufactured compressor
  • Compatible with Buick, Cadillac, Chevrolet, Oldsmobile, and Pontiac models
  • Includes components tailored for models like Eldorado, Firebird, Grand Prix, and more
  • Part number 6449R for precise identification and ordering
  • Designed for HVAC systems requiring A/C clutch and compressor replacement

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

The PAC-Kit w/ Reman Compressor product line from Four Seasons provides a comprehensive solution by combining a remanufactured compressor with necessary components to streamline A/C system repairs. This approach helps maintain system integrity and performance while offering a cost-effective alternative to new compressors. The 6449R kit is part of this line, engineered to meet the specifications of various GM vehicles, ensuring compatibility and reliable operation.

Detailed Product Description

The Four Seasons 6449R A/C Compressor Kit is designed specifically for HVAC systems requiring clutch and compressor replacement in select GM vehicles. This kit supports models such as the Buick Riviera, Cadillac Eldorado, Chevrolet Nova, Oldsmobile Toronado, Pontiac Firebird, and others including commercial chassis applications. The remanufactured compressor included in the kit has been rebuilt to meet original equipment standards, providing a balance of performance and durability. This kit addresses the common wear and failure points in older A/C systems, helping restore cooling efficiency and system reliability.

Common Applications and Issues Addressed

  • Replacement of worn or seized A/C compressors in Buick Grand Prix and LeMans models
  • Restoring air conditioning function in Cadillac Eldorado and Riviera vehicles
  • Resolving clutch engagement problems in Chevrolet Nova and Pontiac Firebird
  • Repairing A/C compressor failures in Oldsmobile Toronado and Grand Am
  • Maintaining HVAC performance in commercial chassis applications

Installation Notes and Tips

When installing the Four Seasons 6449R kit, ensure the A/C system is properly evacuated and recharged according to manufacturer specifications. Verify compatibility with the specific vehicle model and year before installation. It is recommended to inspect related components such as the condenser, receiver/drier, and expansion valve to ensure overall system health. Proper torque specifications should be followed to avoid damage to the compressor or mounting points.

Quality Assurance and Warranty

Four Seasons remanufactured compressors undergo rigorous testing to meet industry standards for performance and reliability. The PAC-Kit w/ Reman Compressor 6449R is backed by Four Seasons' quality assurance processes, providing confidence in the product's durability. Warranty coverage details can be obtained from Four Seasons or authorized distributors to ensure protection against defects.

This part fits 32 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
1979BuickRiviera5.7LV8N/Aw/ A6 Compressor; 57094 (Reman Compressor), 33205 (Accum), 38623 (Orifice), 69991 (Flush), 59003 (Oil); PAC-Kit w/ Reman Compressor
1979CadillacEldoradoN/Aw/ A6 Compressor; 57094 (Reman Compressor), 33205 (Accum), 38623 (Orifice), 69991 (Flush), 59003 (Oil); PAC-Kit w/ Reman Compressor
1979ChevroletNova4.1LL6N/Aw/ A6 Compressor; Compressor w/ 5" Dia. Pulley; 57094 (Reman Compressor), 33205 (Accum), 38623 (Orifice), 69991 (Flush), 59003 (Oil); PAC-Kit w/ Reman Compressor
1979OldsmobileToronadoN/Aw/ A6 Compressor; 57094 (Reman Compressor), 33205 (Accum), 38623 (Orifice), 69991 (Flush), 59003 (Oil); PAC-Kit w/ Reman Compressor
1979PontiacFirebird4.9LV8N/Aw/ A6 Compressor; Compressor w/ 5" Dia. Pulley; 57094 (Reman Compressor), 33205 (Accum), 38623 (Orifice), 69991 (Flush), 59003 (Oil); PAC-Kit w/ Reman Compressor
1979PontiacGrand Am5.0LV8N/Aw/ A6 Compressor; Compressor w/ 5" Dia. Pulley; 57094 (Reman Compressor), 33205 (Accum), 38623 (Orifice), 69991 (Flush), 59003 (Oil); PAC-Kit w/ Reman Compressor
1979PontiacGrand Am3.8LV6N/Aw/ A6 Compressor; Compressor w/ 5" Dia. Pulley; 57094 (Reman Compressor), 33205 (Accum), 38623 (Orifice), 69991 (Flush), 59003 (Oil); PAC-Kit w/ Reman Compressor
1979PontiacGrand Am4.9LV8N/Aw/ A6 Compressor; Compressor w/ 5" Dia. Pulley; 57094 (Reman Compressor), 33205 (Accum), 38623 (Orifice), 69991 (Flush), 59003 (Oil); PAC-Kit w/ Reman Compressor
1979PontiacGrand LeMans5.7LV8N/Aw/ A6 Compressor; 57094 (Reman Compressor), 33205 (Accum), 38623 (Orifice), 69991 (Flush), 59003 (Oil); PAC-Kit w/ Reman Compressor
1979PontiacGrand LeMans5.0LV8N/Aw/ A6 Compressor; 57094 (Reman Compressor), 33205 (Accum), 38623 (Orifice), 69991 (Flush), 59003 (Oil); PAC-Kit w/ Reman Compressor
1979PontiacGrand LeMans3.8LV6N/Aw/ A6 Compressor; 57094 (Reman Compressor), 33205 (Accum), 38623 (Orifice), 69991 (Flush), 59003 (Oil); PAC-Kit w/ Reman Compressor
1979PontiacGrand LeMans4.9LV8N/Aw/ A6 Compressor; 57094 (Reman Compressor), 33205 (Accum), 38623 (Orifice), 69991 (Flush), 59003 (Oil); PAC-Kit w/ Reman Compressor
1979PontiacGrand LeMans4.4LV8N/Aw/ A6 Compressor; 57094 (Reman Compressor), 33205 (Accum), 38623 (Orifice), 69991 (Flush), 59003 (Oil); PAC-Kit w/ Reman Compressor
1979PontiacGrand LeMans3.3LV6N/Aw/ A6 Compressor; 57094 (Reman Compressor), 33205 (Accum), 38623 (Orifice), 69991 (Flush), 59003 (Oil); PAC-Kit w/ Reman Compressor
1979PontiacParisienne5.7LV8N/Aw/ A6 Compressor; 57094 (Reman Compressor), 33205 (Accum), 38623 (Orifice), 69991 (Flush), 59003 (Oil); PAC-Kit w/ Reman Compressor
1978CadillacCommercial ChassisN/Aw/ A6 Compressor; Compressor w/ Single Groove Pulley; Compressor w/ 5.12" Pulley; Compressor w/ High Pressure Switch; 57094 (Reman Compressor), 33205 (Accum), 38623 (Orifice), 69991 (Flush), 59003 (Oil); PAC-Kit w/ Reman Compressor
1978ChevroletNova4.1LL6N/Aw/ A6 Compressor; Compressor w/ 5" Dia. Pulley; 57094 (Reman Compressor), 33205 (Accum), 38623 (Orifice), 69991 (Flush), 59003 (Oil); PAC-Kit w/ Reman Compressor
1978PontiacFirebird5.0LV8N/Aw/ A6 Compressor; Compressor w/ 5" Dia. Pulley; 57094 (Reman Compressor), 33205 (Accum), 38623 (Orifice), 69991 (Flush), 59003 (Oil); PAC-Kit w/ Reman Compressor
1978PontiacGrand Am5.0LV8N/Aw/ A6 Compressor; Compressor w/ 5" Dia. Pulley; 57094 (Reman Compressor), 33205 (Accum), 38623 (Orifice), 69991 (Flush), 59003 (Oil); PAC-Kit w/ Reman Compressor
1978PontiacGrand Am4.9LV8N/Aw/ A6 Compressor; Compressor w/ 5" Dia. Pulley; 57094 (Reman Compressor), 33205 (Accum), 38623 (Orifice), 69991 (Flush), 59003 (Oil); PAC-Kit w/ Reman Compressor
1978PontiacGrand LeMans5.7LV8N/Aw/ A6 Compressor; 57094 (Reman Compressor), 33205 (Accum), 38623 (Orifice), 69991 (Flush), 59003 (Oil); PAC-Kit w/ Reman Compressor
1978PontiacGrand LeMans5.0LV8N/Aw/ A6 Compressor; 57094 (Reman Compressor), 33205 (Accum), 38623 (Orifice), 69991 (Flush), 59003 (Oil); PAC-Kit w/ Reman Compressor
1978PontiacGrand LeMans3.8LV6N/Aw/ A6 Compressor; 57094 (Reman Compressor), 33205 (Accum), 38623 (Orifice), 69991 (Flush), 59003 (Oil); PAC-Kit w/ Reman Compressor
1978PontiacGrand LeMans3.3LV6N/Aw/ A6 Compressor; 57094 (Reman Compressor), 33205 (Accum), 38623 (Orifice), 69991 (Flush), 59003 (Oil); PAC-Kit w/ Reman Compressor
1978PontiacParisienne5.7LV8N/Aw/ A6 Compressor; 57094 (Reman Compressor), 33205 (Accum), 38623 (Orifice), 69991 (Flush), 59003 (Oil); PAC-Kit w/ Reman Compressor
1977CadillacCommercial ChassisN/Aw/ A6 Compressor; Compressor w/ Single Groove Pulley; Compressor w/ 5.12" Pulley; Compressor w/ High Pressure Switch; 57094 (Reman Compressor), 33205 (Accum), 38623 (Orifice), 69991 (Flush), 59003 (Oil); PAC-Kit w/ Reman Compressor
1977ChevroletNova4.1LL6N/Aw/ A6 Compressor; Compressor w/ 5" Dia. Pulley; 57094 (Reman Compressor), 33205 (Accum), 38623 (Orifice), 69991 (Flush), 59003 (Oil); PAC-Kit w/ Reman Compressor
1977PontiacFirebird4.9LV8N/Aw/ A6 Compressor; Compressor w/ 5" Dia. Pulley; 57094 (Reman Compressor), 33205 (Accum), 38623 (Orifice), 69991 (Flush), 59003 (Oil); PAC-Kit w/ Reman Compressor
1977PontiacGrand LeMansN/Aw/ A6 Compressor; 57094 (Reman Compressor), 33205 (Accum), 38623 (Orifice), 69991 (Flush), 59003 (Oil); PAC-Kit w/ Reman Compressor
1977PontiacGrand PrixN/Aw/ A6 Compressor; Compressor w/ 5" Dia. Pulley; 57094 (Reman Compressor), 33205 (Accum), 38623 (Orifice), 69991 (Flush), 59003 (Oil); PAC-Kit w/ Reman Compressor
1977PontiacLeMansN/Aw/ A6 Compressor; 57094 (Reman Compressor), 33205 (Accum), 38623 (Orifice), 69991 (Flush), 59003 (Oil); PAC-Kit w/ Reman Compressor
1977PontiacParisienne5.7LV8N/Aw/ A6 Compressor; 57094 (Reman Compressor), 33205 (Accum), 38623 (Orifice), 69991 (Flush), 59003 (Oil); PAC-Kit w/ Reman Compressor

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