OE Quality
60-Day Returns

Dorman 310-207 Evaporative Emissions System Leak Detection Pump
Overview of the Dorman 310-207 Leak Detection Pump
The Dorman 310-207 Evaporative Emissions System Leak Detection Pump is designed specifically for select Chrysler, Dodge, Jeep, and Plymouth vehicles. This black plastic pump plays a critical role in maintaining your vehicle's evaporative emissions system by detecting leaks efficiently.
- Constructed from durable black plastic material
- Measures 4.5 inches in length with a 3.8-inch diameter
- Features two ports with 0.7-inch inlet and outlet outside diameters
- Equipped with a male 3-blade connector for secure electrical connection
- Designed for specific fitment on Chrysler, Dodge, Jeep, and Plymouth models
Detailed Product Description
The Dorman 310-207 leak detection pump is engineered to meet the exact specifications required for proper operation within the evaporative emissions system of vehicles such as the Chrysler Caravan, Dodge Ram 1500, Jeep Liberty, and Plymouth Voyager. Its plastic construction ensures resistance to corrosion and exposure to fuel vapors. The pump’s dimensions, including a 4.5-inch length and 3.8-inch diameter, allow for precise fitment and optimal performance. The two ports, each with a 0.7-inch outside diameter, facilitate efficient vapor flow, while the male 3-blade connector ensures reliable electrical connectivity.
Applications and Common Issues Addressed
- Helps detect leaks in the evaporative emissions system to prevent fuel vapor loss
- Resolves issues related to failed EVAP system leak detection pumps triggering check engine lights
- Addresses fuel odor problems caused by vapor leaks
- Supports proper vehicle emissions compliance for Chrysler Caravan, Dodge Ram 2500, Jeep Grand Voyager, and Plymouth Town & Country
- Prevents drivability issues linked to EVAP system malfunctions
Installation Notes and Tips
Installation of the Dorman 310-207 leak detection pump requires careful attention to the specific vehicle model and engine configuration. Ensure the male 3-blade connector is securely attached to the vehicle’s wiring harness. Verify that the inlet and outlet ports align correctly with the evaporative system hoses, both having a 0.7-inch outside diameter. It is recommended to inspect surrounding components for wear or damage during replacement to maintain system integrity.
Quality Assurance and Warranty
Dorman parts are manufactured to meet or exceed OEM standards, providing reliable performance for your vehicle’s evaporative emissions system. The 310-207 leak detection pump undergoes rigorous quality control to ensure durability and fitment accuracy. Please refer to Dorman’s warranty policy for specific coverage details.
| Brand | Dorman |
|---|---|
| Part Number | 310-207 |
| Color | Black |
| Connector/Terminal Configuration | Male 3 Blade |
| Diameter | 3.8 |
| Head Drive Type | No |
| Inlet Outside Diameter | 0.7 |
| Length | 4.5 |
| Material | Plastic |
| Outlet Outside Diameter | 0.7 |
| Package Contents | Leak Detection Pump |
| Port Quantity | 2 |
| Universal Or Specific Fit | Specific |
This part fits 68 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2003 | Chrysler | Town & Country | 3.8L | V6 | N/A | |
| 2003 | Chrysler | Town & Country | 3.3L | V6 | N/A | |
| 2003 | Chrysler | Voyager | 3.3L | V6 | N/A | |
| 2003 | Dodge | Caravan | 3.3L | V6 | N/A | |
| 2003 | Dodge | Grand Caravan | 3.8L | V6 | N/A | |
| 2003 | Dodge | Grand Caravan | 3.3L | V6 | N/A | |
| 2003 | Dodge | Ram 1500 | 5.9L | V8 | N/A | |
| 2003 | Dodge | Ram 1500 | 3.7L | V6 | N/A | |
| 2003 | Dodge | Ram 2500 | 8.0L | V10 | N/A | |
| 2003 | Dodge | Ram 3500 | 8.0L | V10 | N/A | |
| 2002 | Chrysler | Town & Country | 3.8L | V6 | N/A | |
| 2002 | Chrysler | Town & Country | 3.3L | V6 | N/A | |
| 2002 | Chrysler | Voyager | 2.4L | L4 | N/A | |
| 2002 | Chrysler | Voyager | 3.3L | V6 | N/A | |
| 2002 | Dodge | Caravan | 2.4L | L4 | N/A | |
| 2002 | Dodge | Caravan | 3.3L | V6 | N/A | |
| 2002 | Dodge | Grand Caravan | 3.8L | V6 | N/A | |
| 2002 | Dodge | Grand Caravan | 3.3L | V6 | N/A | |
| 2002 | Dodge | Ram 1500 | 5.9L | V8 | N/A | |
| 2002 | Dodge | Ram 1500 | 3.7L | V6 | N/A | |
| 2002 | Jeep | Liberty | 3.7L | V6 | N/A | |
| 2002 | Jeep | Liberty | 2.4L | L4 | N/A | |
| 2001 | Chrysler | Town & Country | 3.8L | V6 | N/A | |
| 2001 | Chrysler | Town & Country | 3.3L | V6 | N/A | |
| 2001 | Chrysler | Voyager | 2.4L | L4 | N/A | |
| 2001 | Chrysler | Voyager | 3.3L | V6 | N/A | |
| 2001 | Dodge | Caravan | 2.4L | L4 | N/A | |
| 2001 | Dodge | Caravan | 3.3L | V6 | N/A | |
| 2001 | Dodge | Grand Caravan | 3.8L | V6 | N/A | |
| 2001 | Dodge | Grand Caravan | 3.3L | V6 | N/A | |
| 2000 | Chrysler | Grand Voyager | N/A | |||
| 2000 | Chrysler | Town & Country | N/A | |||
| 2000 | Chrysler | Voyager | N/A | |||
| 2000 | Dodge | Caravan | N/A | |||
| 2000 | Dodge | Grand Caravan | N/A | |||
| 2000 | Plymouth | Grand Voyager | N/A | |||
| 2000 | Plymouth | Voyager | N/A | |||
| 1999 | Chrysler | Grand Voyager | N/A | |||
| 1999 | Chrysler | Town & Country | N/A | |||
| 1999 | Chrysler | Voyager | N/A | |||
| 1999 | Dodge | Caravan | N/A | |||
| 1999 | Dodge | Grand Caravan | N/A | |||
| 1999 | Plymouth | Grand Voyager | N/A | |||
| 1999 | Plymouth | Voyager | N/A | |||
| 1998 | Chrysler | Grand Voyager | N/A | |||
| 1998 | Chrysler | Town & Country | N/A | |||
| 1998 | Chrysler | Voyager | N/A | |||
| 1998 | Dodge | Caravan | N/A | |||
| 1998 | Dodge | Grand Caravan | N/A | |||
| 1998 | Plymouth | Grand Voyager | N/A | |||
| 1998 | Plymouth | Voyager | N/A | |||
| 1997 | Chrysler | Grand Voyager | N/A | |||
| 1997 | Chrysler | Town & Country | N/A | |||
| 1997 | Chrysler | Voyager | N/A | |||
| 1997 | Dodge | Caravan | N/A | |||
| 1997 | Dodge | Grand Caravan | N/A | |||
| 1997 | Plymouth | Grand Voyager | N/A | |||
| 1997 | Plymouth | Voyager | N/A | |||
| 1996 | Chrysler | Grand Voyager | N/A | |||
| 1996 | Chrysler | Neon | N/A | |||
| 1996 | Chrysler | Town & Country | N/A | |||
| 1996 | Chrysler | Voyager | N/A | |||
| 1996 | Dodge | Caravan | N/A | |||
| 1996 | Dodge | Grand Caravan | N/A | |||
| 1996 | Dodge | Neon | N/A | |||
| 1996 | Plymouth | Grand Voyager | N/A | |||
| 1996 | Plymouth | Neon | N/A | |||
| 1996 | Plymouth | Voyager | 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.