HomeBelts and Cooling > Radiators, Coolers and Related ComponentsDorman 603-809 Engine Coolant Reservoir - Front
Part #: 603-809

Dorman 603-809 Engine Coolant Reservoir - Front

Front
⚙️ 25 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: Honda, Civic
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🚚Fast Shipping — Most orders ship same business day before 1pm CST

Overview of Dorman Engine Coolant Reservoir for Honda Civic

The Dorman 603-809 engine coolant reservoir is designed specifically for Honda Civic models, providing a reliable replacement for your vehicle's cooling system. Made from durable plastic with a white finish, this reservoir includes a cap and mounting brackets for straightforward installation.

  • Constructed from durable plastic material
  • White color for easy fluid level monitoring
  • Includes one mounting bracket and one mounting hole
  • Cap included with the reservoir for secure sealing
  • Non-pressurized design suitable for Honda Civic cooling systems

Detailed Product Description

The Dorman 603-809 engine coolant reservoir is engineered to meet the specifications of Honda Civic vehicles. Its plastic construction ensures resistance to corrosion and heat, while the white color allows for quick visual checks of coolant levels. This reservoir comes with one mounting bracket and a single mounting hole, facilitating a secure fit in the engine bay. The included cap is designed to seal the reservoir properly, preventing coolant loss and contamination. As a non-pressurized reservoir, it works seamlessly with the existing cooling system components of the Honda Civic.

Common Applications and Problem Resolution

  • Replacement for cracked or leaking coolant reservoirs
  • Solves coolant overflow issues due to damaged tanks
  • Prevents engine overheating caused by coolant loss
  • Restores proper coolant level monitoring
  • Addresses mounting bracket failures or missing hardware

Installation Notes and Tips

Installation of the Dorman 603-809 reservoir is straightforward with the included mounting bracket. Ensure the old reservoir is fully drained before removal to avoid spills. Verify the mounting hole alignment on your Honda Civic before securing the new reservoir. The included cap should be tightened securely to maintain system integrity. No additional mounting hardware is included, so retain any reusable components from the original reservoir if necessary.

Quality Assurance and Warranty Information

Dorman parts are manufactured to meet or exceed OEM standards, ensuring compatibility and durability. The 603-809 engine coolant reservoir undergoes quality checks to maintain performance reliability. Please refer to Dorman's warranty policy for specific coverage details related to this part.

BrandDorman
Part Number603-809
Cap IncludedYes
Cap TypeYes
ColorWhite
MaterialPlastic
Mounting Brackets IncludedYes
Mounting Hardware IncludedNo
Mounting Hole Quantity1
Package Contents1 Coolant Reservoir; 1 Cap
PressurizedNo

This part fits 25 vehicles. Search below:

YearMakeModelSubmodelLitersCylindersPositionNotes
2005HondaCivicLX1.7LL4Front
2005HondaCivicLX Special Edition1.7LL4Front
2005HondaCivicEX1.7LL4Front
2005HondaCivicEX Special Edition1.7LL4Front
2005HondaCivicGX1.7LL4Front
2005HondaCivicDX1.7LL4Front
2005HondaCivicValue Package1.7LL4Front
2005HondaCivicHX1.7LL4Front
2004HondaCivicLX1.7LL4Front
2004HondaCivicEX1.7LL4Front
2004HondaCivicGX1.7LL4Front
2004HondaCivicDX1.7LL4Front
2004HondaCivicValue Package1.7LL4Front
2004HondaCivicHX1.7LL4Front
2003HondaCivicLX1.7LL4Front
2003HondaCivicEX1.7LL4Front
2003HondaCivicGX1.7LL4Front
2003HondaCivicDX1.7LL4Front
2003HondaCivicHX1.7LL4Front
2002HondaCivicLX1.7LL4Front
2002HondaCivicEX1.7LL4Front
2002HondaCivicGX1.7LL4Front
2002HondaCivicDX1.7LL4Front
2002HondaCivicHX1.7LL4Front
2001HondaCivic1.7LL4Front

* 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:

19101PLC0009101CDAKG-7138CLFRT1801CSK603809

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