HomeBelts and Cooling > Radiators, Coolers and Related ComponentsDorman 603-319 Engine Coolant Reservoir - Front
Part #: 603-319

Dorman 603-319 Engine Coolant Reservoir - Front

Front
⚙️ 5 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Jeep, Liberty
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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.

BrandDorman
Part Number603-319
Cap IncludedYes
Cap Maximum Pressure Rating17
Cap TypeSpring Loaded Twist
ColorWhite
MaterialPlastic
Mounting Brackets IncludedNo
Mounting Hardware IncludedNo
Mounting Hole Quantity2
Package Contents1 Coolant Reservoir; 1 Cap; Tubing
PressurizedYes

This part fits 5 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2006JeepLiberty3.7LV6Front
2005JeepLiberty3.7LV6Front
2004JeepLiberty3.7LV6Front
2003JeepLiberty3.7LV6Front
2002JeepLiberty3.7LV6Front

* 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:

52079788AE603319DAKG-9788AEFRT1302CSK603319

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