do you have a/c switched on when this is happening a/c makes engine idle up and down as it cycles on and off
Thermostat
because your ecu sends more fuel to warm up the engine faster
Lol, no it doesn't, ..it gets colder as it rises.
Idle Air Control Valve.
It's the other way round - when air becomes warm, it rises.
Her supply of tight sweaters increases the demand for her as a date on the weekend.
it gets warmer as it rises
it gets warmer as it rises
it gets warmer as it rises
it gets warmer as it rises
Warm air rises,and then sinks when the air is cold.
Rises and drops in pressure and when differing pressures meet