HomeFour Seasons 1740N A/C Compressor and Component Kit - Front
Part #: 1740N

Four Seasons 1740N A/C Compressor and Component Kit - Front

PAC-Kit w/ New Compressor, Front
10 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: Chevrolet, GMC, and Oldsmobile, Trailblazer, Trailblazer EXT, Envoy, Envoy XL, and Bravada
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Reliable A/C Compressor Kit for Select GM SUVs

The Four Seasons PAC-Kit w/ New Compressor 1740N is designed to restore efficient air conditioning performance in your Buick, Chevrolet, GMC, or Oldsmobile SUV. This A/C compressor kit is engineered specifically for models like the Envoy, Trailblazer, and Bravada, ensuring a precise fit and dependable operation.

  • Complete A/C compressor kit including clutch and new compressor
  • Compatible with Buick Bravada, Chevrolet Trailblazer, GMC Envoy, and Oldsmobile Rainier models
  • Part number 1740N for accurate identification and fitment
  • Designed to meet or exceed OEM specifications for reliable performance
  • Includes components necessary for a straightforward replacement

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

The PAC-Kit w/ New Compressor product line from Four Seasons offers a comprehensive solution for A/C system repairs by combining a new compressor with the necessary clutch components. This integrated approach simplifies installation and helps ensure compatibility with the vehicle’s existing HVAC system. The 1740N kit is part of this line, providing a matched set of parts tailored for select GM SUVs to restore proper air conditioning function.

Product Details and Compatibility

This A/C compressor kit is specifically designed for use in Buick Bravada, Chevrolet Trailblazer and Trailblazer EXT, GMC Envoy and Envoy XL, and Oldsmobile Rainier vehicles. The kit includes a new compressor and clutch assembly, which are critical for maintaining the air conditioning system’s ability to cool effectively. Using part number 1740N ensures you receive the correct components engineered for these models, helping to avoid fitment issues and potential system failures.

Common Applications and Problem Resolution

  • Replaces worn or failed A/C compressors causing insufficient cooling
  • Addresses clutch engagement issues that prevent compressor operation
  • Solves refrigerant leaks related to compressor seals
  • Restores proper A/C system pressure and airflow
  • Eliminates unusual noises from compressor failure

Installation Notes and Tips

Installation of the Four Seasons 1740N PAC-Kit w/ New Compressor should be performed by a qualified technician familiar with HVAC systems. Proper evacuation and recharge of the refrigerant system are necessary to ensure optimal performance. Verify compatibility with your specific Buick, Chevrolet, GMC, or Oldsmobile model before installation. Inspect related components such as hoses and belts for wear during replacement to prevent future issues.

Quality Assurance and Warranty

Four Seasons products are manufactured to meet industry standards for durability and performance. The PAC-Kit w/ New Compressor 1740N undergoes quality checks to ensure reliable operation in compatible vehicles. Warranty coverage details should be confirmed with the product documentation or supplier, as terms may vary.

This part fits 10 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2007BuickRainier4.2LL6Front78561 (New Compressor), 83222 (Accum), 38623 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ New Compressor
2006BuickRainier4.2LL6Front78561 (New Compressor), 83222 (Accum), 38623 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ New Compressor
2005BuickRainier4.2LL6Front78561 (New Compressor), 83222 (Accum), 38623 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ New Compressor
2004BuickRainier4.2LL6Front78561 (New Compressor), 83222 (Accum), 38623 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ New Compressor
2004OldsmobileBravadaFront78561 (New Compressor), 83222 (Accum), 38623 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ New Compressor
2003ChevroletTrailblazerFrontw/ TRSA12 Compressor; w/o Rear AC; 78561 (New Compressor), 83222 (Accum), 38623 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ New Compressor
2003ChevroletTrailblazer EXT4.2LL6Frontw/ TRSA12 Compressor; w/o Rear AC; 78561 (New Compressor), 83222 (Accum), 38623 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ New Compressor
2003GMCEnvoyFrontw/ TRSA12 Compressor; w/o Rear AC; 78561 (New Compressor), 83222 (Accum), 38623 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ New Compressor
2003GMCEnvoy XL4.2LL6Frontw/ TRSA12 Compressor; w/o Rear AC; 78561 (New Compressor), 83222 (Accum), 38623 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ New Compressor
2003OldsmobileBravadaN/Aw/ TRSA12 Compressor; 78561 (New Compressor), 83222 (Accum), 38623 (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.