HomeHVAC > A/C Clutch and CompressorDorman 34157 A/C Compressor Bypass Pulley
Part #: 34157

Dorman 34157 A/C Compressor Bypass Pulley

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20 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Chevrolet and Pontiac, Camaro and Firebird
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Reliable A/C Compressor Bypass Pulley for Chevrolet Camaro and Pontiac Firebird

The Dorman 34157 A/C Compressor Bypass Pulley is designed to provide a durable and efficient solution for your vehicle's HVAC system. Specifically engineered for Chevrolet Camaro and Pontiac Firebird models, this pulley ensures proper serpentine belt operation and compressor function.

Key Features of Dorman 34157 A/C Compressor Bypass Pulley

  • Constructed with a sturdy aluminum bracket for long-lasting support
  • Durable plastic pulley with a 127 mm outside diameter
  • Includes mounting bracket and installation hardware for a complete replacement
  • Compatible with FS10 compressor type
  • Designed for serpentine belt systems
  • Installation instructions included for ease of replacement
  • Package contains one pulley, bracket, and necessary hardware

Detailed Product Description

The Dorman 34157 A/C Compressor Bypass Pulley features a robust aluminum bracket paired with a plastic pulley designed to withstand the demands of the serpentine belt system in Chevrolet Camaro and Pontiac Firebird vehicles. With an outside diameter of 127 mm, this pulley is engineered to match OEM specifications for the FS10 compressor type. The included mounting bracket and hardware simplify installation, while the detailed instructions help ensure proper fitment and function. This part is essential for maintaining the correct belt tension and smooth operation of the A/C compressor system.

Common Applications and Issues Addressed

  • Replacement for worn or damaged A/C compressor bypass pulleys
  • Resolves belt slippage or misalignment in serpentine belt systems
  • Eliminates noise caused by pulley wear or bearing failure
  • Restores proper function to the FS10 compressor in Chevrolet Camaro and Pontiac Firebird models
  • Prevents further damage to the A/C compressor and belt drive components

Installation Notes and Tips

  • Installation hardware and mounting bracket are included for a complete replacement
  • Follow the provided installation instructions carefully to ensure correct pulley alignment
  • Inspect the serpentine belt for wear and replace if necessary during installation
  • Verify compatibility with FS10 compressor type before installation

Quality Assurance and Warranty Information

Dorman parts are manufactured to meet or exceed OEM standards, ensuring reliable performance and durability. The 34157 A/C Compressor Bypass Pulley undergoes rigorous quality checks to maintain consistent fit and function. Installation instructions are included to support proper setup. Please refer to Dorman's warranty policy for specific coverage details.

BrandDorman
Part Number34157
Belt TypeSerpentine
Compressor TypeFs10
Installation Instructions IncludedYes
MaterialAluminum Bracket
MaterialPlastic Pulley
Mounting Bracket IncludedYes
Mounting Hardware IncludedNo
Number of Pulleys Included1
Outside Diameter127
Package ContentsPulley; Bracket; and Installation Hardware

This part fits 20 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
1992ChevroletCamaro5.7LV8N/A
1992ChevroletCamaro5.0LV8N/A
1992PontiacFirebird5.7LV8N/A
1992PontiacFirebird5.0LV8N/A
1991ChevroletCamaro5.7LV8N/A
1991ChevroletCamaro5.0LV8N/A
1991PontiacFirebird5.7LV8N/A
1991PontiacFirebird5.0LV8N/A
1990ChevroletCamaro5.7LV8N/A
1990ChevroletCamaro5.0LV8N/A
1990PontiacFirebird5.7LV8N/A
1990PontiacFirebird5.0LV8N/A
1989ChevroletCamaro5.7LV8N/A
1989ChevroletCamaro5.0LV8N/A
1989PontiacFirebird5.7LV8N/A
1989PontiacFirebird5.0LV8N/A
1988ChevroletCamaro5.7LV8N/A
1988ChevroletCamaro5.0LV8N/A
1988PontiacFirebird5.7LV8N/A
1988PontiacFirebird5.0LV8N/A

* 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:

10055890

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