Dorman 603-626 Engine Coolant Reservoir - Front

Overview of the Dorman Engine Coolant Reservoir for Nissan NX and Sentra

The Dorman 603-626 engine coolant reservoir is designed specifically for Nissan NX and Sentra models. This replacement reservoir is made from durable plastic and comes with a cap included, ensuring proper coolant storage and system functionality.

• Constructed from durable white plastic for corrosion resistance
• Includes a matching cap for secure sealing
• Non-pressurized design suitable for specific Nissan cooling systems
• Compatible with Nissan NX and Sentra vehicles
• Part number 603-626 for precise identification

Detailed Product Description

The Dorman 603-626 engine coolant reservoir is a direct replacement part engineered to meet the specifications of Nissan NX and Sentra models. Made from sturdy white plastic, this reservoir is designed to withstand the heat and chemical exposure typical in engine cooling systems. The included cap ensures a proper seal to prevent coolant loss and contamination. This reservoir is non-pressurized and does not include mounting hardware or brackets, so it is intended for vehicles where the original mounting components are reused. The absence of mounting holes means it fits directly into the existing mounting points of the vehicle.

Common Applications and Problem Resolution

• Replaces cracked or leaking coolant reservoirs
• Prevents coolant overflow and engine overheating
• Restores proper coolant level monitoring
• Eliminates coolant contamination from damaged caps
• Addresses coolant loss due to reservoir damage

Installation Notes and Tips

Installation of the Dorman 603-626 reservoir requires removal of the old reservoir and reuse of existing mounting hardware and brackets, as none are included. Ensure the coolant system is cool before beginning installation to avoid injury. Properly tighten the included cap to maintain system integrity. Verify that the reservoir is securely mounted and free of leaks after installation.

Quality Assurance and Warranty Information

Dorman parts are manufactured to meet or exceed OEM standards for fit, form, and function. The 603-626 engine coolant reservoir undergoes quality checks to ensure durability and reliability. While specific warranty details may vary, Dorman typically offers limited warranties covering defects in material and workmanship.