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Dorman 603-319 Engine Coolant Reservoir - Front
Overview of Dorman Engine Coolant Reservoir for Jeep Liberty
The Dorman 603-319 engine coolant reservoir is designed specifically for Jeep Liberty models, providing a reliable solution for your vehicle's cooling system. Made from durable plastic and featuring a pressurized design, this reservoir helps maintain optimal engine temperature and performance.
- Constructed from durable white plastic for corrosion resistance
- Includes one coolant reservoir, one spring loaded twist cap, and tubing
- Pressurized system with a cap maximum pressure rating of 17 psi
- Two mounting holes for secure installation (mounting hardware not included)
- Cap included with spring loaded twist design for secure sealing
Detailed Product Description
The Dorman 603-319 engine coolant reservoir is engineered to meet the cooling system requirements of Jeep Liberty vehicles. Its white plastic construction offers resistance to heat and corrosion, ensuring long-lasting service. The reservoir is pressurized, supporting a maximum cap pressure rating of 17 psi, which helps maintain proper coolant flow and prevents overheating. The included spring loaded twist cap provides a secure seal to maintain system pressure and prevent leaks. This product comes with tubing for easy connection but does not include mounting hardware or brackets, though it features two mounting holes for compatibility with existing vehicle mounts.
Common Applications and Problem Resolution
- Replaces cracked or leaking coolant reservoirs in Jeep Liberty models
- Addresses coolant overflow or loss due to damaged reservoir tanks
- Prevents engine overheating caused by insufficient coolant containment
- Restores proper pressurization in the cooling system with included cap
- Solves issues related to coolant contamination from damaged or faulty reservoirs
Installation Notes and Tips
- Compatible with Jeep Liberty vehicles; verify fitment before installation
- Mounting hardware is not included; reuse existing brackets or purchase separately
- Ensure all connections are secure and tubing is properly attached to prevent leaks
- Follow vehicle manufacturer torque specifications when tightening the cap
- Inspect cooling system for other worn components during installation
Quality Assurance and Warranty
Dorman parts are manufactured to meet or exceed OEM standards for fit, form, and function. The 603-319 engine coolant reservoir undergoes rigorous quality control to ensure durability and reliability in demanding automotive environments. Warranty coverage details can be obtained from the product documentation or Dorman directly, providing confidence in your replacement part.
| Brand | Dorman |
| Part Number | 603-319 |
| Cap Included | Yes |
| Cap Maximum Pressure Rating | 17 |
| Cap Type | Spring Loaded Twist |
| Color | White |
| Material | Plastic |
| Mounting Brackets Included | No |
| Mounting Hardware Included | No |
| Mounting Hole Quantity | 2 |
| Package Contents | 1 Coolant Reservoir; 1 Cap; Tubing |
| Pressurized | Yes |
This part fits 5 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2006 | Jeep | Liberty | 3.7L | V6 | Front | |
| 2005 | Jeep | Liberty | 3.7L | V6 | Front | |
| 2004 | Jeep | Liberty | 3.7L | V6 | Front | |
| 2003 | Jeep | Liberty | 3.7L | V6 | Front | |
| 2002 | Jeep | Liberty | 3.7L | V6 | Front |
* 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.