Language - Hindi
Video origin - New Delhi, India.
Subject Car - Maruti Suzuki WagonR Scng

Required were multiple flushes, 3 flushes with soft RO water, and 1 flush rainwater/distilled water(do not use mineralized water like Bisleri, or any other brand, they are good for human consumption but not for this activity). If you perform this activity every 2 years for IAT coolant or in 3 years for OAT long-life coolant, you will never face any issue related to car heating or freezing, giving out the best performance every time you drive.

Pre-requisite as below,
1. Coolant - Castrol Radicool Heavy Duty, OAT based long life coolant with a life of approx 3 years as if a proportion ratio 50:50 coolant to soft water is maintained throughout the span.
2. Distilled or RO soft water - 10 to 15 L.
3. Basic car knowledge.

DIY Level - Easy

Kindly note - Cooling system bleeding can be performed, when the radiator cap is open and the car engine is at the operating temperature. For this job, the car needs to be idle for more than 20 minutes with AC on. Any air bubble trapped inside the system shall be passed and can be observed at the radiator pressure cap opening.