dipstick

I am resorting to here, this is my first post. I have a 2005 2500 HD 6 Liter. Started truck a couple weeks ago at -10F heard a 'pop' sort of thing. Didn't think anything because it was cold. Then I noticed black smoke coming from exhaust. I just let it warm up for 10 minutes, gave it a...

Was checking my oil the other day and noticed signs of a blown head gasket on the dipstick. The oil/ water combination of a mocha colored substance on the dipstick. I changed the oil the next morning w/o starting the motor to see if there was any water/ oil separation in the oil pan. There...