English term or phrase: filed on even date herewith. French translation: depose(dÃ©posÃ©) e a Ã  la meme mÃªme date que. le present prÃ©sent document
Quick Answer. In most cases, a vehicle's coolant should be changed roughly every 24,000 to 36,000 miles. A driver may want to change his coolant more if he often drives in hot temperatures. Continue Reading.
When in doubt, just pull out your filter and give it a look. You should be doing this at least every 4 weeks during periods when your furnace or air conditioner is being used regularly. If it's been awhile since you turned your HVAC system on, check your filter before you adjust your thermostat.