Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping on Most USA Orders
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping on Most USA Orders
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping on Most USA Orders
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping on Most USA Orders
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping on Most USA Orders
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping on Most USA Orders
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping on Most USA Orders
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping on Most USA Orders
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping on Most USA Orders
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping on Most USA Orders
⚠️ California Proposition 65 Warning : Some products sold on this website may expose you to chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.
For more information, visit www.P65Warnings.ca.gov.
This replacement engine coolant reservoir is manufactured from quality materials to withstand the stresses of underhood heat and engine vibration. It is engineered and manufactured to match the fit and function of the original part. This part is compatible with the following vehicles. Before purchasing, enter your vehicle trim in the garage tool to confirm fitment. [Cadillac CTS: 2007]
Yes, we offer free standard shipping on all orders within the United States.
When will I receive my item?
Domestic orders typically arrive within 3-5 business days. Delivery times are estimated and may vary depending on your location, weather conditions, or other unforeseen factors.
Can I change or return my item?
We hope you love your purchase, but if you need to make a change or return your item, we’ve got you covered! You can initiate a return or exchange within 30 days of receiving your order. Please ensure the product is in its original condition and packaging. For more information on our return policy, please visit our Returns & Exchanges page.
Frequently Asked Questions
Q: What are the dimensions of the Dorman 603-343 coolant reservoir?A: The dimensions are twelve point twenty-five inches in length, ten point forty-three inches in width, and eight point forty-three inches in height.
Q: What material is the Dorman coolant reservoir made of?A: The coolant reservoir is made of metal, ensuring durability and resistance to underhood heat.
Q: What is the model number of this coolant reservoir?A: The model number is six zero three dash three four three.
Q: How do I install the Dorman coolant reservoir?A: To install, ensure the vehicle is cool, remove the old reservoir, and securely attach the new one following the manufacturer's instructions.
Q: Is the Dorman coolant reservoir compatible with my Cadillac CTS?A: Yes, it is compatible with the Cadillac CTS model year two thousand seven; confirm fitment using your trim level.
Q: Can I use the Dorman coolant reservoir for other vehicles?A: No, this reservoir is specifically engineered to fit select Cadillac models; check compatibility before purchasing.
Q: How do I maintain the Dorman coolant reservoir?A: Keep it clean and check for leaks regularly; replace it if any signs of damage or wear appear.
Q: Is the Dorman coolant reservoir safe for my vehicle?A: Yes, it is designed to meet original equipment specifications, ensuring safe and reliable operation.
Q: What should I do if the coolant reservoir arrives damaged?A: Contact customer support immediately to report the damage and initiate a return or replacement process.
Q: Does this coolant reservoir have a warranty?A: Yes, the Dorman coolant reservoir typically comes with a warranty; check product details for specific terms.
Q: How long will the Dorman coolant reservoir last?A: With proper installation and maintenance, it can last several years, depending on vehicle use and conditions.
Q: Is this coolant reservoir easy to install for beginners?A: Yes, it is designed for seamless installation, making it suitable for those with basic automotive knowledge.
Q: What are the features of the Dorman coolant reservoir?A: It features a direct replacement design, durable construction, and is backed by over one hundred years of automotive experience.
Q: Can I trust the quality of the Dorman coolant reservoir?A: Yes, it is manufactured from quality materials to withstand engine vibration and heat, ensuring reliability.
Q: What tools do I need to install the coolant reservoir?A: You will typically need basic hand tools like wrenches and screwdrivers for installation.
Q: Is there a specific way to check the coolant level in the reservoir?A: Yes, check the coolant level using the markings on the reservoir; do this when the engine is cool for accurate readings.