Dont know, you sound like a very smart person who keeps asking same question expecting different answers each time.
if you dont know answer to basic question of vehicle ownership, i suggest you use public transport. if you are bored in bus, ask bus driver his oil change habits.
Sell your car, buy a Hilux.
You cant increase your ride height asnd expect it to behave normally. YOu will have less control of your vehicle, suddne moves will make car unstable. and will topple and kill you and your passewngers or even innocent bystanders
I know for a fact that people use cinnamon wood to smoke meat and fish in the villages in the south. Perhaps you can try that?
a drive towards Baddegama area you will find many people selling Kurundu dara.
I think it is mostly due to unnecessary loading people put on electrical system by fixing everything.
One of the connections will heat up and catch fire.
If you are still alive, if the car is still in one piece, I suppose you are fine...
Its a bloody car, not a pressure cooker. You will be fine.
Stop being a girl.
next time , be a man, get out and tighten the cap yourself.