HomeBelts and Cooling > Radiators, Coolers and Related ComponentsDorman 603-615 Engine Coolant Reservoir - Front
Part #: 603-615

Dorman 603-615 Engine Coolant Reservoir - Front

Front
⚙️ 32 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: Nissan, Frontier, NP300, and Xterra
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Overview of Dorman Engine Coolant Reservoir for Nissan Frontier and Xterra

The Dorman 603-615 engine coolant reservoir is designed specifically for Nissan Frontier and Xterra models. Made from durable plastic, this coolant reservoir ensures reliable performance and proper coolant storage for your vehicle's cooling system.

  • Constructed from high-quality plastic for durability
  • Includes mounting brackets and two mounting holes for secure installation
  • Comes with a cap and tubing for complete setup
  • Measures 269 mm in length and 45.8 mm in height
  • Non-pressurized reservoir designed for Nissan Frontier and Xterra

Detailed Product Description

The Dorman 603-615 engine coolant reservoir is engineered to meet the specifications of Nissan Frontier and Xterra vehicles. Its white plastic construction offers resistance to corrosion and heat, maintaining coolant integrity over time. The reservoir includes two mounting holes and brackets, facilitating a stable and secure fit within the engine bay. The included cap is designed to seal the reservoir effectively, although the system is non-pressurized. With dimensions of 269 mm length and 45.8 mm height, this reservoir fits precisely in the designated space for these Nissan models. The package also contains tubing to connect the reservoir to the cooling system, ensuring proper coolant flow and storage.

Common Applications and Issues Addressed

  • Replacement of cracked or leaking coolant reservoirs in Nissan Frontier and Xterra
  • Resolving coolant overflow or loss due to damaged reservoir tanks
  • Addressing coolant contamination caused by deteriorated plastic reservoirs
  • Fixing improper coolant level readings resulting from faulty reservoirs
  • Maintaining optimal engine temperature by ensuring proper coolant storage

Installation Notes and Tips

  • Verify compatibility with your specific Nissan Frontier or Xterra model year before installation
  • Ensure the engine is cool before removing the old reservoir to avoid injury
  • Use the included mounting brackets and hardware for a secure fit
  • Check all hose connections and tubing for leaks after installation
  • Properly tighten the included cap to prevent coolant spillage

Quality Assurance and Warranty Information

Dorman parts are manufactured to meet or exceed OEM standards, providing reliable performance for Nissan Frontier and Xterra vehicles. The 603-615 engine coolant reservoir undergoes quality inspections to ensure durability and fitment accuracy. While specific warranty details may vary, Dorman typically offers limited warranties covering defects in material and workmanship. Consult product documentation or the manufacturer for exact warranty terms.

BrandDorman
Part Number603-615
Cap IncludedYes
Cap TypeYes
ColorWhite
Height45.8
Length269
MaterialPlastic
Mounting Brackets IncludedYes
Mounting Hardware IncludedNo
Mounting Hole Quantity2
Package Contents1 Coolant Reservoir; 1 Cap; Tubing
PressurizedNo

This part fits 32 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2015NissanFrontier2.4LL4Front
2014NissanFrontier2.4LL4Front
2013NissanFrontier2.4LL4Front
2012NissanFrontier2.4LL4Front
2011NissanFrontier2.4LL4Front
2008NissanFrontier2.4LL4Front
2007NissanFrontier2.4LL4Front
2006NissanFrontier2.4LL4Front
2005NissanXterra2.5LL4Front
2004NissanFrontier2.4LL4Front
2004NissanFrontier3.3LV6Front
2004NissanXterra2.4LL4Front
2004NissanXterra3.3LV6Front
2003NissanFrontier2.4LL4Front
2003NissanFrontier3.3LV6Front
2003NissanXterra2.4LL4Front
2003NissanXterra3.3LV6Front
2002NissanFrontier2.4LL4Front
2002NissanFrontier3.3LV6Front
2002NissanXterra2.4LL4Front
2002NissanXterra3.3LV6Front
2001NissanFrontier2.4LL4Front
2001NissanFrontier3.3LV6Front
2001NissanXterra2.4LL4Front
2001NissanXterra3.3LV6Front
2000NissanFrontier2.4LL4Front
2000NissanFrontier3.3LV6Front
2000NissanXterra2.4LL4Front
2000NissanXterra3.3LV6Front
1999NissanFrontier2.4LL4Front
1999NissanFrontier3.3LV6Front
1998NissanFrontier2.4LL4Front

* 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:

217108B40071020DAKG-21810FRT2304CSK603615

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