However today, you do not should do that! The idling you do on today's automobile burns valuable fuel and leaves energy deposit on the cylinder wall surfaces that stick to it since the cylinders aren't relocating as quick as they typically do. This pollutes the engine oil with carbon residue and makes your automobile's innards unclean.
If you truly require the vehicle to maintain keeping up the A/C on in summers, keep offering revs to the auto so that the engine runs far better and oil circulates inside the engine. Because India is a highly damp nation, Air Conditioning is constantly on, however try utilizing it less usually because it places tension on the automobile parts and you intend to lengthen the life of your vehicle don't you?