Toyota Repair: 1997 3.4 toyota t100 sr5

Question
My truck starts rough, then puts out white smoke for a few minutes. Then goes away, truck hasent lost any coolant. Truck isn't low on oil, nor does it overheat or run rough? Smoke doesn't smell like coolant weather. Reasontly seafoamed truck. But its been about 2 weeks. What is this. Sm

Answer
Hello, in order for smoke of any kind to exit the exhaust something besides the normal air/fuel mixture has to be burned in the combustion chamber, water/coolant, oil, etc, it doesn't take much, I would recommend having it checked for a possible blown head gasket.