OE Quality
60-Day Returns

Dorman 34238 A/C Compressor Bypass Pulley
Reliable A/C Compressor Bypass Pulley for Dodge and Jeep Vehicles
The Dorman 34238 A/C Compressor Bypass Pulley is designed to provide a durable and efficient solution for your vehicle's HVAC system. Specifically engineered for Dodge Dakota, Jeep Durango, and Jeep Liberty models, this pulley ensures proper serpentine belt operation and compressor function.
- Constructed with an aluminum bracket for strength and corrosion resistance
- Features a plastic pulley with a 132mm outside diameter for smooth belt engagement
- Includes a mounting bracket and installation instructions for straightforward replacement
- Compatible with SD7H15 compressor type
- Designed for serpentine belt systems
- Package contains one pulley and bracket assembly
Durable Materials and Precise Fitment
The Dorman 34238 bypass pulley combines a robust aluminum bracket with a plastic pulley to balance durability and weight. The 132mm outside diameter pulley is optimized for serpentine belt compatibility, ensuring consistent belt tension and reducing wear on the compressor clutch. This part is specifically designed for vehicles equipped with the SD7H15 compressor, commonly found in Dodge Dakota, Jeep Durango, and Jeep Liberty models. The included mounting bracket simplifies installation, while the detailed instructions help ensure proper setup.
Common Applications and Problem Resolution
This A/C compressor bypass pulley is used to maintain proper belt routing and compressor operation when the compressor clutch is bypassed or replaced. It addresses several common issues, including:
- Worn or damaged compressor pulleys causing belt slippage
- Noise or vibration from faulty pulley bearings
- Failure of the compressor clutch assembly
- Improper belt alignment leading to premature belt wear
- Replacement of OEM pulleys during HVAC system repairs
Installation Notes and Tips
Installation of the Dorman 34238 pulley requires removal of the existing compressor clutch and pulley assembly. The included mounting bracket and installation instructions provide guidance for proper alignment and torque specifications. It is important to verify compatibility with the SD7H15 compressor and ensure the serpentine belt is correctly routed after installation. Professional installation is recommended for optimal results.
Quality Assurance and Warranty Information
Dorman parts are manufactured to meet or exceed OEM standards, providing reliable performance and fitment. The 34238 A/C Compressor Bypass Pulley is backed by Dorman's quality assurance processes. Installation instructions are included to support proper setup. Please consult Dorman's warranty policy for specific coverage details.
| Brand | Dorman |
|---|---|
| Part Number | 34238 |
| Belt Type | Serpentine |
| Compressor Type | Sd7h15 |
| Installation Instructions Included | Yes |
| Material | Aluminum Bracket |
| Material | Plastic Pulley |
| Mounting Bracket Included | Yes |
| Mounting Hardware Included | No |
| Number of Pulleys Included | 1 |
| Outside Diameter | 132 |
| Package Contents | Pulley and Bracket |
This part fits 7 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2005 | Jeep | Liberty | 3.7L | V6 | N/A | |
| 2004 | Jeep | Liberty | 3.7L | V6 | N/A | |
| 2003 | Jeep | Liberty | 3.7L | V6 | N/A | |
| 2002 | Jeep | Liberty | 3.7L | V6 | N/A | |
| 2001 | Dodge | Dakota | 4.7L | V8 | N/A | |
| 2001 | Dodge | Durango | 4.7L | V8 | N/A | w/Auxiliary Air Conditioning |
| 2000 | Dodge | Dakota | 4.7L | V8 | N/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:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.