HomeHVAC > A/C Clutch and CompressorUniversal Air CO4910AC A/C Compressor
Part #: CO4910AC

Universal Air CO4910AC A/C Compressor

UAC TRSA12 Compressor Assembly
67 vehicles fit this part
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UAC TRSA12 Compressor Assembly
Fitment: Chevrolet, GMC, Saab, Isuzu, Buick, and Oldsmobile, Trailblazer, Envoy, 9-7x, Ascender, Rainier, Trailblazer EXT, Envoy XL, Envoy XUV, and Bravada
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Reliable A/C Compressor for Buick, Chevrolet, GMC, and More

The Universal Air UAC TRSA12 Compressor Assembly (Part Number CO4910AC) is designed to restore efficient air conditioning performance in select Buick, Chevrolet, GMC, Isuzu, Oldsmobile, and Saab vehicles. This A/C compressor is engineered to meet the specific requirements of models such as the Trailblazer, Envoy, and 9-7x, ensuring proper fit and function.

Key Features of the UAC TRSA12 Compressor Assembly

  • Compatible with Buick, Chevrolet, GMC, Isuzu, Oldsmobile, and Saab vehicles
  • Fits models including Trailblazer, Envoy, 9-7x, Ascender, Bravada, Rainier, and more
  • Part Number CO4910AC for precise identification and ordering
  • Designed for HVAC A/C clutch and compressor replacement
  • Manufactured by Universal Air, a recognized brand in automotive HVAC components

Detailed Description of the CO4910AC A/C Compressor

The UAC TRSA12 Compressor Assembly is a direct replacement A/C compressor built to restore the air conditioning system's cooling efficiency in compatible vehicles. This compressor assembly is part of Universal Air's TRSA12 product line, which focuses on reliable HVAC components tailored for specific vehicle applications. The CO4910AC compressor is engineered to meet OEM specifications, ensuring proper clutch engagement and refrigerant flow for models such as the Chevrolet Trailblazer, GMC Envoy, and Saab 9-7x. Its design supports the HVAC system's performance, helping maintain cabin comfort during warm weather conditions.

Common Issues Addressed by This A/C Compressor

  • Loss of cooling or insufficient air conditioning output
  • Unusual noises or clutch failure in the A/C compressor
  • Refrigerant leaks or compressor seizing
  • Intermittent A/C operation or system cycling problems
  • Failure of the compressor clutch to engage properly

Installation Notes and Tips

  • Ensure compatibility by verifying vehicle make and model before installation
  • Replace the receiver/drier and inspect all HVAC components during installation
  • Use proper refrigerant handling and evacuation procedures
  • Check for system leaks and recharge refrigerant to manufacturer specifications
  • Professional installation is recommended to maintain system integrity

Quality Assurance and Warranty Information

The Universal Air UAC TRSA12 Compressor Assembly (CO4910AC) is manufactured to meet industry standards for durability and performance. While specific warranty details may vary, Universal Air products typically include a limited warranty covering defects in materials and workmanship. Refer to the product documentation or supplier for exact warranty terms.

This part fits 67 vehicles. Search below:

YearMakeModelSubmodelLitersCylindersPositionNotes
2009ChevroletTrailblazerLT4.2LL6N/AUAC TRSA12 Compressor Assembly
2009GMCEnvoySLT4.2LL6N/AUAC TRSA12 Compressor Assembly
2009GMCEnvoySLE4.2LL6N/AUAC TRSA12 Compressor Assembly
2009Saab9-7x4.2i4.2LL6N/AUAC TRSA12 Compressor Assembly
2008ChevroletTrailblazerLT4.2LL6N/AUAC TRSA12 Compressor Assembly
2008ChevroletTrailblazerBase4.2LL6N/AUAC TRSA12 Compressor Assembly
2008GMCEnvoySLE4.2LL6N/AUAC TRSA12 Compressor Assembly
2008GMCEnvoySLT4.2LL6N/AUAC TRSA12 Compressor Assembly
2008IsuzuAscenderN/AUAC TRSA12 Compressor Assembly
2008Saab9-7x4.2i4.2LL6N/AUAC TRSA12 Compressor Assembly
2007BuickRainier4.2LL6N/AUAC TRSA12 Compressor Assembly
2007ChevroletTrailblazerBase4.2LL6N/AUAC TRSA12 Compressor Assembly
2007ChevroletTrailblazerLS4.2LL6N/AUAC TRSA12 Compressor Assembly
2007ChevroletTrailblazerLT4.2LL6N/AUAC TRSA12 Compressor Assembly
2007ChevroletTrailblazerB4.2LL6N/AUAC TRSA12 Compressor Assembly
2007ChevroletTrailblazerA4.2LL6N/AUAC TRSA12 Compressor Assembly
2007GMCEnvoySLT4.2LL6N/AUAC TRSA12 Compressor Assembly
2007GMCEnvoySLE4.2LL6N/AUAC TRSA12 Compressor Assembly
2007IsuzuAscenderN/AUAC TRSA12 Compressor Assembly
2007Saab9-7x4.2i4.2LL6N/AUAC TRSA12 Compressor Assembly
2006BuickRainier4.2LL6N/AUAC TRSA12 Compressor Assembly
2006ChevroletTrailblazerBase4.2LL6N/AUAC TRSA12 Compressor Assembly
2006ChevroletTrailblazerLS4.2LL6N/AUAC TRSA12 Compressor Assembly
2006ChevroletTrailblazer4.2LL6N/AUAC TRSA12 Compressor Assembly
2006ChevroletTrailblazerA4.2LL6N/AUAC TRSA12 Compressor Assembly
2006ChevroletTrailblazerLT4.2LL6N/AUAC TRSA12 Compressor Assembly
2006ChevroletTrailblazerB4.2LL6N/AUAC TRSA12 Compressor Assembly
2006ChevroletTrailblazer EXT4.2LL6N/AUAC TRSA12 Compressor Assembly
2006GMCEnvoySLT4.2LL6N/AUAC TRSA12 Compressor Assembly
2006GMCEnvoySLE4.2LL6N/AUAC TRSA12 Compressor Assembly
2006GMCEnvoy XLSLT4.2LL6N/AUAC TRSA12 Compressor Assembly
2006GMCEnvoy XLSLE4.2LL6N/AUAC TRSA12 Compressor Assembly
2006IsuzuAscenderBase4.2LL6N/AUAC TRSA12 Compressor Assembly
2006IsuzuAscenderLS4.2LL6N/AUAC TRSA12 Compressor Assembly
2006Saab9-7x4.2i4.2LL6N/AUAC TRSA12 Compressor Assembly
2005BuickRainier4.2LL6N/AUAC TRSA12 Compressor Assembly
2005ChevroletTrailblazerN/AUAC TRSA12 Compressor Assembly
2005ChevroletTrailblazer EXT4.2LL6N/AUAC TRSA12 Compressor Assembly
2005GMCEnvoySLT4.2LL6N/AUAC TRSA12 Compressor Assembly
2005GMCEnvoySLE4.2LL6N/AUAC TRSA12 Compressor Assembly
2005GMCEnvoy XLSLT4.2LL6N/AUAC TRSA12 Compressor Assembly
2005GMCEnvoy XLSLE4.2LL6N/AUAC TRSA12 Compressor Assembly
2005GMCEnvoy XUV4.2LL6N/AUAC TRSA12 Compressor Assembly
2005IsuzuAscenderS4.2LL6N/AUAC TRSA12 Compressor Assembly
2005IsuzuAscenderLS4.2LL6N/AUAC TRSA12 Compressor Assembly
2005Saab9-7xLinear4.2LL6N/AUAC TRSA12 Compressor Assembly
2004BuickRainier4.2LL6N/AUAC TRSA12 Compressor Assembly
2004ChevroletTrailblazerN/AUAC TRSA12 Compressor Assembly
2004ChevroletTrailblazer EXT4.2LL6N/AUAC TRSA12 Compressor Assembly
2004GMCEnvoyN/AUAC TRSA12 Compressor Assembly
2004GMCEnvoy XL4.2LL6N/AUAC TRSA12 Compressor Assembly
2004GMCEnvoy XUV4.2LL6N/AUAC TRSA12 Compressor Assembly
2004IsuzuAscenderS4.2LL6N/AUAC TRSA12 Compressor Assembly
2004IsuzuAscenderLS4.2LL6N/AUAC TRSA12 Compressor Assembly
2004IsuzuAscenderLimited4.2LL6N/AUAC TRSA12 Compressor Assembly
2004OldsmobileBravadaN/AUAC TRSA12 Compressor Assembly
2003ChevroletTrailblazerN/AUAC TRSA12 Compressor Assembly
2003ChevroletTrailblazer EXT4.2LL6N/AUAC TRSA12 Compressor Assembly
2003GMCEnvoyN/AUAC TRSA12 Compressor Assembly
2003GMCEnvoy XL4.2LL6N/AUAC TRSA12 Compressor Assembly
2003IsuzuAscender4.2LL6N/AUAC TRSA12 Compressor Assembly
2003OldsmobileBravadaN/AUAC TRSA12 Compressor Assembly
2002ChevroletTrailblazerN/AUAC TRSA12 Compressor Assembly
2002ChevroletTrailblazer EXTN/AUAC TRSA12 Compressor Assembly
2002GMCEnvoyN/AUAC TRSA12 Compressor Assembly
2002GMCEnvoy XLN/AUAC TRSA12 Compressor Assembly
2002OldsmobileBravadaN/AUAC TRSA12 Compressor Assembly

* 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.