HomeHVAC > A/C Clutch and CompressorUniversal Air KT3777 A/C Compressor and Component Kit
Part #: KT3777

Universal Air KT3777 A/C Compressor and Component Kit

Compressor Replacement Kit
16 vehicles fit this part
Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
Compressor Replacement Kit
Fitment: Buick and Cadillac, Lucerne and DTS
Easy Returns — Return within 60 days for a full refund
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Overview of Universal Air Compressor Replacement Kit KT3777

The Universal Air Compressor Replacement Kit KT3777 is designed specifically for Buick DTS and Cadillac Lucerne models. This A/C compressor kit provides a reliable solution for restoring your vehicle's air conditioning system performance.

  • Compatible with Buick DTS and Cadillac Lucerne
  • Part number KT3777 for precise identification
  • Includes all necessary components for compressor replacement
  • Part of the Universal Air Compressor Replacement Kit product line
  • Designed for HVAC A/C clutch and compressor applications

About the Compressor Replacement Kit Product Line

The Compressor Replacement Kit from Universal Air is a dedicated product line focused on providing comprehensive A/C compressor solutions. This line includes kits that contain all essential parts needed for a complete compressor replacement, ensuring compatibility and ease of installation for specific vehicle makes and models. The KT3777 kit is tailored to meet the requirements of Buick DTS and Cadillac Lucerne vehicles, supporting HVAC system maintenance and repair.

Detailed Product Description

The Universal Air KT3777 A/C Compressor Kit is engineered to restore the functionality of your vehicle’s air conditioning system by replacing worn or faulty compressor components. This kit is designed for use in Buick DTS and Cadillac Lucerne models, ensuring a proper fit and reliable operation. The kit addresses the HVAC A/C clutch and compressor category, providing a comprehensive solution for compressor replacement needs. Using the correct part number KT3777 helps ensure compatibility and simplifies the repair process.

Common Issues Addressed by This Compressor Kit

  • Loss of air conditioning cooling performance
  • Compressor clutch failure or slipping
  • Unusual noises from the A/C compressor
  • Refrigerant leaks related to compressor seals
  • HVAC system cycling or inconsistent operation

Installation Notes and Tips

  • Verify vehicle compatibility with Buick DTS or Cadillac Lucerne before installation
  • Ensure all old compressor components are fully removed before installing the new kit
  • Follow manufacturer torque specifications for mounting bolts and clutch assembly
  • Check refrigerant levels and system pressure after installation
  • Consider replacing the receiver/drier or accumulator during compressor replacement for optimal system performance

Quality Assurance and Warranty

The Universal Air Compressor Replacement Kit KT3777 is manufactured to meet industry standards for HVAC A/C clutch and compressor parts. While specific warranty details are not provided here, Universal Air products typically come with a limited warranty covering defects in materials and workmanship. Always consult the product documentation or supplier for exact warranty terms.

This part fits 16 vehicles. Search below:

YearMakeModelSubmodelLitersCylindersFuel TypePositionNotes
2011BuickLucerneSuper4.6LV8GASN/AComplete Kit Includes #(s) CO 21470JC,EX 10236C,RD 10898KTC,RO 0900B,RS 2556; Compressor Replacement Kit
2011CadillacDTSN/AComplete Kit Includes #(s) CO 21470JC,EX 10236C,RD 10898KTC,RO 0900B,RS 2556; Compressor Replacement Kit
2010BuickLucerneSuper4.6LV8GASN/AComplete Kit Includes #(s) CO 21470JC,EX 10236C,RD 10898KTC,RO 0900B,RS 2556; Compressor Replacement Kit
2010CadillacDTSN/AComplete Kit Includes #(s) CO 21470JC,EX 10236C,RD 10898KTC,RO 0900B,RS 2556; Compressor Replacement Kit
2009BuickLucerneSuper4.6LV8GASN/AComplete Kit Includes #(s) CO 21470JC,EX 10236C,RD 10898KTC,RO 0900B,RS 2556; Compressor Replacement Kit
2009CadillacDTSN/AComplete Kit Includes #(s) CO 21470JC,EX 10236C,RD 10898KTC,RO 0900B,RS 2556; Compressor Replacement Kit
2008BuickLucerneCXL4.6LV8N/AComplete Kit Includes #(s) CO 21470JC,EX 10236C,RD 10898KTC,RO 0900B,RS 2556; Compressor Replacement Kit
2008BuickLucerneCXS4.6LV8N/AComplete Kit Includes #(s) CO 21470JC,EX 10236C,RD 10898KTC,RO 0900B,RS 2556; Compressor Replacement Kit
2008BuickLucerneSuper4.6LV8N/AComplete Kit Includes #(s) CO 21470JC,EX 10236C,RD 10898KTC,RO 0900B,RS 2556; Compressor Replacement Kit
2008CadillacDTSN/AComplete Kit Includes #(s) CO 21470JC,EX 10236C,RD 10898KTC,RO 0900B,RS 2556; Compressor Replacement Kit
2007BuickLucerneCXS4.6LV8N/AComplete Kit Includes #(s) CO 21470JC,EX 10236C,RD 10898KTC,RO 0900B,RS 2556; Compressor Replacement Kit
2007BuickLucerneCXL4.6LV8N/AComplete Kit Includes #(s) CO 21470JC,EX 10236C,RD 10898KTC,RO 0900B,RS 2556; Compressor Replacement Kit
2007CadillacDTSN/AComplete Kit Includes #(s) CO 21470JC,EX 10236C,RD 10898KTC,RO 0900B,RS 2556; Compressor Replacement Kit
2006BuickLucerneCXL4.6LV8N/AComplete Kit Includes #(s) CO 21470JC,EX 10236C,RD 10898KTC,RO 0900B,RS 2556; Compressor Replacement Kit
2006BuickLucerneCXS4.6LV8N/AComplete Kit Includes #(s) CO 21470JC,EX 10236C,RD 10898KTC,RO 0900B,RS 2556; Compressor Replacement Kit
2006CadillacDTSN/AComplete Kit Includes #(s) CO 21470JC,EX 10236C,RD 10898KTC,RO 0900B,RS 2556; Compressor Replacement 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:

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