Four Seasons 4297N A/C Compressor and Component Kit - Front

Four Seasons PAC-Kit w/ New Compressor 4297N

The Four Seasons PAC-Kit w/ New Compressor 4297N is an A/C compressor kit for select 2002 GM SUVs with the TRSA12 compressor setup. It is built for front HVAC applications on Chevrolet Trailblazer, Trailblazer EXT, GMC Envoy, and GMC Envoy XL, plus the 2002 Oldsmobile Bravada.

Key Features

• Four Seasons PAC-Kit w/ New Compressor for A/C service
• Part number 4297N for easy identification
• Fits 2002 Chevrolet Trailblazer, front, w/o rear A/C
• Fits 2002 Chevrolet Trailblazer EXT, front, w/o rear A/C
• Fits 2002 GMC Envoy, front, w/o rear A/C
• Fits 2002 GMC Envoy XL, front, w/o rear A/C
• Fits 2002 Oldsmobile Bravada with TRSA12 compressor application

Product Details

This Four Seasons PAC-Kit w/ New Compressor 4297N is specified for 2002 Chevrolet Trailblazer, 2002 Chevrolet Trailblazer EXT, 2002 GMC Envoy, 2002 GMC Envoy XL, and 2002 Oldsmobile Bravada applications that use a TRSA12 compressor. Fitment notes call for front HVAC use on the Chevrolet and GMC models and indicate no rear A/C on those vehicles. The kit reference also lists related service components by application, including accumulator, orifice, flush, and oil references.

Common A/C Issues It May Address

• Loss of cabin cooling from compressor failure
• Noisy or seized A/C compressor operation
• Low refrigerant circulation in the front HVAC system
• Compressor replacement needs on TRSA12-equipped GM SUVs
• Service repair for vehicles with weak or inconsistent A/C output

Installation Notes

Verify the vehicle’s compressor type, rear A/C configuration, and model-year match before installation. Confirm the existing system uses a TRSA12 compressor and compare the vehicle’s service information with the fitment notes for front applications and no rear A/C on the Chevrolet Trailblazer, Trailblazer EXT, GMC Envoy, and GMC Envoy XL. Proper evacuation, flushing, oil handling, and refrigerant service procedures should be followed during A/C repair.

Quality Assurance

Four Seasons supplies HVAC service parts for automotive A/C repair, and part number 4297N is cataloged as a PAC-Kit with new compressor for the listed 2002 GM applications.