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.
Cars.com photo by Evan Sears. Vehicle maintenance schedules vary on how often the air filter should be changed. On most Chevrolet engines, for example, the recommended interval is every 45,000 miles, but Ford says it should be done every 30,000 miles on many of its engines.e would expect most drivers can go more than a year, at least, and probably more than two years. A clogged air filter won't significantly affect fuel economy, according to a 2009 study conducted for the U.S. Department of Energy, but it can hurt acceleration by 6% to 11%.