Renault 21 Cooling System Thermostat
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FREE UK Delivery: On orders over £25
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Click & Collect: Branches nationwide
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Low Price Promise
Fitment Info
Brand Standard Opening Temperature [°C] 83 Please select your preferred brand or option-
SilverOriginal Equipment quality product in a GSF Own Brand
SilverOriginal Equipment quality product in a GSF Own Brand -
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FREE UK Delivery: On orders over £25
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Click & Collect: Branches nationwide
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Low Price Promise
Fitment Info
Brand PREMIUM Opening Temperature [°C] 83 Please select your preferred brand or option-
GoldOriginal Equipment quality product from an Original Equipment Supplier
GoldOriginal Equipment quality product from an Original Equipment Supplier -
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FREE UK Delivery: On orders over £25
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Click & Collect: Branches nationwide
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Low Price Promise
Fitment Info
Brand PREMIUM Opening Temperature [°C] 89 Please select your preferred brand or option-
GoldOriginal Equipment quality product from an Original Equipment Supplier
GoldOriginal Equipment quality product from an Original Equipment Supplier -
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In Stock
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FREE UK Delivery: On orders over £25
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Click & Collect: Branches nationwide
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Low Price Promise
Fitment Info
Brand Standard Height [mm] 22.5 Opening Temperature [°C] 87 Diameter 1 [mm] 53.5 Please select your preferred brand or option-
SilverOriginal Equipment quality product in a GSF Own Brand
SilverOriginal Equipment quality product in a GSF Own BrandHome DeliveryAdd to BasketThis part is in stock for Home Delivery -
Understanding the Thermostat in Your Renault 21
The cooling system of a Renault 21 plays a crucial role in maintaining the optimal operating temperature of the engine. At the heart of this system is the thermostat, a component that regulates the flow of coolant between the engine and the radiator. Ensuring that your Renault 21's thermostat is functioning correctly is vital for preventing overheating and maintaining the longevity of your vehicle's engine.
Signs of a Faulty Thermostat
A malfunctioning thermostat can lead to various issues with your Renault 21. Common signs of a faulty thermostat include overheating, temperature fluctuations, and the heater not working properly. If you notice any of these symptoms, it may be time to inspect and potentially replace the thermostat in your Renault 21's cooling heating system.
Choosing the Right Thermostat for Your Renault 21
When it comes to selecting a replacement thermostat for your Renault 21, it's important to choose a part that is compatible with your vehicle's specific make and model. A thermostat that fits properly and functions as intended will ensure that your cooling system operates efficiently, keeping your engine at the correct temperature.
Installing a New Thermostat
Installation of a new thermostat in your Renault 21 should be done with care. While some car enthusiasts are comfortable with performing this task themselves, it is often recommended to seek professional assistance. This ensures that the thermostat is installed correctly and that the cooling system is free from leaks or other potential issues.
Shop for Renault 21 Thermostat Parts
Looking for high-quality thermostat parts for your Renault 21? You've come to the right place. We offer a wide selection of thermostats that are designed to meet or exceed the original equipment specifications for your vehicle. Find the right parts to keep your Renault 21 running smoothly and efficiently.
For all your Renault 21 car parts needs, visit our main parts page and explore a comprehensive range of components tailored for your vehicle. Whether you're looking for a thermostat or any other part, we have you covered. Click the link to find the best 21 Renault car parts for your cooling system needs.
Thermostats
You've come to the right place if you're looking for a replacement engine thermostat. At GSF Car Parts, we stock various premium thermostats from reliable auto manufacturers for multiple vehicles. To find the correct type for your car, just enter your registration or make and model into the search box and we'll do the rest.
What is a Car Thermostat?
A thermostat opens or closes a valve to control coolant flow between the car's radiator and engine. It responds to changes in temperature. The valve itself operates through a wax-container element. As coolant temperature increases, the fluid (or wax) container melts and enlarges, which, in turn, pushes a small bar, dividing a centre plate from its mounting base to expose the valve. The thermostat also helps to keep your engine running smoothly and reduces engine wear. Ensuring optimum fuel economy and harmful emissions.
If your car starts overheating quickly after starting it, or the dashboard temperature gauge drops below normal, it might be an indication that your thermostat has failed.
What Other Car Parts do we Stock?
Keeping your cooling and heating system in check is vital for keeping your car warm and your engine temperature running smoothly. We hold stock of cooling system spares for every eventuality, including full radiators, thermostats, water pumps, radiator fans, antifreeze, radiator mountings, and much more!
Those of you who love to work on your car at home can learn how to spot a radiator leak and perform a coolant flush with our handy knowledge hub guides. Check how your thermostat works and how to change it. And if you're new to car maintenance but want to learn, you can start by finding out what antifreeze is here.
We stock a full range of car parts and spares for other repairs or servicing on your car, from service, engine, transmission, exhaust, electrics, fuel and emissions, braking systems, and cooling and heating parts. All are sourced from our trusted and reliable auto partners.
Shop Thermostats at GSF Car Parts Online and In-Store
All our thermostats are from trusted brands in the motoring industry, so you can count on them to be reliable and of excellent quality. Plus, our low-price promise means you can always expect great value too.
We offer free UK delivery on all online orders over £25, plus 60-day returns*. We also know you want to get your car up and running as soon as possible, which is why we offer a Click and Collect service that allows you to get your thermostat in just an hour.
So, buy thermostats from us with confidence today. Or if you’re close to one of our 180 store locations across the UK & Ireland, drop by. Our experienced staff will be able to direct you to the correct part for your vehicle.