Simple test without breaking a window... let someone sit in the Bronco with a fob and someone outside lock the Bronco with the two buttons.... see if it will crank
Only if it is below freezing... Whereas water boils at around 212°F. at atmospheric pressure, if exposed to 15 psi (a common radiator pressure cap), the boiling point will now be 45°F. higher (3 psi times 15 psi cap). Under this pressure, water boils at 257°F.....
How much antifreeze is...