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fill full, then start the truck and run till the thermostat opens and it pumps antifreeze around. shut off and let it cool. should get most of the air into the tank. refill the next morning to the full mark. putting one of those garden flush hose fittings into the heater hose line, up high, helps when bleeding out the air in the system.
not to hi-jack but while on the subject, but what does air in system do? does it have a certain sound?
only reason I ask because last year if anyone remembers i had that sparkplug blowout away from home so i dished out the cash for it, ever since there has been a gurgling like sound when i drive that i don't remember from before. truck isn't over heating or anything out of the ordinary just this gurgling sound.
Rezvani's Latest Post-Apocalyptic Monster Is a Ford F-150 Raptor Underneath
Slideshow: Called the Fortress, the 850-horsepower pickup combines Raptor underpinnings with military-inspired features, survival equipment, and a starting price of $285,000.