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Dorman 34272 A/C Compressor Bypass Pulley
| Brand | Dorman 34272 |
|---|---|
| Belt Type | Serpentine |
| Compressor Type | GM CVC |
| Installation Instructions Included | No |
| Material | Aluminum Bracket |
| Material | Plastic Pulley |
| Mounting Bracket Included | Yes |
| Mounting Hardware Included | No |
| Number of Pulleys Included | 1 |
| Outside Diameter | 4.22 |
| Package Contents | Bracket and Pulleys |
| Fits | Chevrolet and Pontiac · 9 vehicles |
Bypass pulley solution. Keeps the original drive belt in use while bypassing an inoperable compressor.
Aluminum bracket. With a plastic pulley for a practical, lightweight design.
Bracket included. Package contains the bracket and pulley for a complete assembly.
Cross-references Four Seasons 67239, Four Seasons 68239 and Global Parts Distributors LLC 6512515 for the same application. See all 11.
Dorman 34272 A/C Compressor Bypass Pulley
Dorman 34272 is an A/C compressor bypass pulley for vehicles equipped with a GM CVC compressor setup. It lets the original serpentine belt stay in place while bypassing an inoperable A/C compressor, making it a practical repair option for select Chevrolet and Pontiac applications.
Key Features
- Aluminum bracket with a plastic pulley for a service-focused replacement design
- Outside diameter measures 4.22 inches
- Built for serpentine belt systems
- Mounting bracket included for installation on the compressor location
- Designed for GM CVC compressor applications
- Package contents include bracket and pulleys
Application Details
This bypass pulley is used when the A/C compressor has failed and the belt path needs to remain intact. It is a direct-fit solution for select 2004-2006 Chevrolet Malibu, 2004-2005 Chevrolet Impala, 2004-2005 Chevrolet Monte Carlo, and 2005-2006 Pontiac G6 models. Dorman 34272 also cross-references Four Seasons 67239 for the same application.
What It Helps Solve
- Serpentine belt routing issues after A/C compressor failure
- Belt noise caused by a seized or inoperable compressor
- Loss of accessory drive function when the compressor cannot turn
- Need to keep the factory belt in service without replacing the full A/C compressor assembly
Installation Notes
Verify GM CVC compressor fitment before installation. Mounting hardware is not included, and installation instructions are not included. Confirm belt alignment, pulley tracking, and bracket seating during installation to maintain proper serpentine belt operation on Chevrolet Malibu, Impala, Monte Carlo, and Pontiac G6 applications.
Quality Assurance
Built by Dorman, this bypass pulley is engineered as a cost-effective repair part for restoring belt drive operation when the original A/C compressor is no longer usable.
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2006 | Chevrolet | Malibu | 3.5L | V6 | N/A | — |
| 2006 | Pontiac | G6 | 3.5L | V6 | N/A | — |
| 2005 | Chevrolet | Impala | 3.4L | V6 | N/A | — |
| 2005 | Chevrolet | Malibu | 3.5L | V6 | N/A | — |
| 2005 | Chevrolet | Monte Carlo | 3.4L | V6 | N/A | — |
| 2005 | Pontiac | G6 | 3.5L | V6 | N/A | — |
| 2004 | Chevrolet | Impala | 3.4L | V6 | N/A | — |
| 2004 | Chevrolet | Malibu | 3.5L | V6 | N/A | — |
| 2004 | Chevrolet | Monte Carlo | 3.4L | V6 | N/A | — |
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