1987 2.3 5speed 150,000miles. Just drove home on he freeway for about 20 minutes get home go in for about 10 minutes come out and start up truck and its spitting water and condensation from exhaust. I replaced water pump and water outlet a few months ago cause they were bad well when I went out to he truck at 12 today on lunch break at work noticed a decent sized puddle of coolant. Am I eating coolant? Headgasket about to blow? Please help.