A car’s radiator can get clogged for a variety of reasons, including debris and insects, which can block airflow and cause the car to overheat. Also, corrosion and scale inside the radiator can cause similar problems. Vinegar works well to eliminate these culprits because it is a mild acid that is safe to use on all metals. If you don’t want to pay someone to clean your radiator, try using vinegar to get your car radiator back in good condition.
Step 1: clean radiator with vinegar
Place a shallow pan under the radiator to catch the coolant that is draining. Do not allow the coolant to penetrate the ground, as there are regulations regarding the proper disposal of coolant and antifreeze.
Step 2: clean car radiator with vinegar
Remove the radiator cap and loosen the radiator drain valve to allow all of the coolant to drain into the pan.
Step 3: clean car radiator
Refill the radiator halfway with water. Add a gallon of distilled white vinegar. Fill the rest of the way with water.
Step 4: cleaning radiator with vinegar
Replace the radiator cap and start the car. Let the car run for several minutes to bring it up to normal temperature.
Step 5: how to clean a radiator
Let the car sit overnight. Drain the radiator by removing the radiator drain valve. As its contents are draining, use the hose to wash the radiator.
Fill the radiator with the proper coolant and water mixture for your vehicle.
Tip, how to clean car radiator
- Call your local waste disposal company to find out how to properly dispose of your coolant or antifreeze.
Items you will need to clean your car radiator
- Large, shallow skillet
- 1 gallon white distilled vinegar