HomeBelts and Cooling > Radiators, Coolers and Related ComponentsDorman 603-311 Engine Coolant Reservoir - Front
Part #: 603-311

Dorman 603-311 Engine Coolant Reservoir - Front

Front
⚙️ 7 vehicles fit this part
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Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Chrysler, PT Cruiser
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Overview of Dorman Engine Coolant Reservoir for Chrysler PT Cruiser

The Dorman 603-311 engine coolant reservoir is designed specifically for Chrysler PT Cruiser models. This replacement reservoir is made from durable white plastic and includes a flip-top cap, ensuring proper coolant storage and easy maintenance.

  • Constructed from durable white plastic material
  • Includes flip-top cap for secure sealing and easy access
  • Equipped with two mounting holes and included mounting brackets for straightforward installation
  • Non-pressurized design suitable for Chrysler PT Cruiser cooling systems
  • Package contains one coolant reservoir and one cap

Detailed Product Description

The Dorman 603-311 engine coolant reservoir is engineered to meet the specifications of Chrysler PT Cruiser vehicles. Its white plastic construction offers resistance to heat and corrosion, maintaining coolant integrity over time. The included flip-top cap allows for convenient coolant level checks and refills without removing the entire cap assembly. This reservoir features two mounting holes and comes with mounting brackets, facilitating a secure and proper fit within the engine bay. As a non-pressurized reservoir, it is designed to work seamlessly with the PT Cruiser’s cooling system, ensuring reliable coolant storage and circulation.

Common Applications and Problem Resolution

  • Replacement for cracked or leaking coolant reservoirs in Chrysler PT Cruiser
  • Solves coolant overflow or leakage issues caused by damaged tanks
  • Addresses coolant contamination due to compromised reservoir integrity
  • Prevents engine overheating by maintaining proper coolant levels
  • Restores proper coolant system function after reservoir failure

Installation Notes and Tips

  • Ensure the engine is cool before removing the old reservoir to avoid burns
  • Use the included mounting brackets and two mounting holes for secure installation
  • Check for any coolant leaks after installation and refill coolant as necessary
  • Verify the flip-top cap is properly sealed to prevent coolant evaporation
  • Dispose of old coolant and reservoir according to local regulations

Quality Assurance and Warranty Information

Dorman parts are manufactured to meet or exceed OEM standards for fit, form, and function. The 603-311 engine coolant reservoir undergoes rigorous quality control to ensure durability and reliability in Chrysler PT Cruiser applications. While specific warranty details may vary, Dorman typically offers a limited warranty covering defects in material and workmanship. Refer to Dorman’s official warranty policy for complete terms.

BrandDorman
Part Number603-311
Cap IncludedYes
Cap TypeFlip Top
ColorWhite
MaterialPlastic
Mounting Brackets IncludedYes
Mounting Hardware IncludedNo
Mounting Hole Quantity2
Package Contents1 Coolant Reservoir; 1 Cap
PressurizedNo

This part fits 7 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2009ChryslerPT Cruiser2.4LL4Front
2008ChryslerPT Cruiser2.4LL4Front
2007ChryslerPT Cruiser2.4LL4Front
2006ChryslerPT Cruiser2.4LL4Front
2005ChryslerPT Cruiser2.4LL4Front
2004ChryslerPT Cruiser2.4LL4Front
2003ChryslerPT Cruiser2.4LL4Front

* 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:

5058070AA

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