You can do a chemical test of antifreeze for hydrocarbon traces. This will indicate a blown head gasket. Never, never, never use any form of stop leak !!!!!!!!!
YAY
@Chuck Fowler !!!! You've been SEARCHING!!!
You even gave some good input! Even though this thread is 9.8 years old.......
1996 FZJ80, Unlocked, Stock w/ Chrome Package, Badlands 12K Winch, 285 Duratracs, CDL, Pin-7, BH3D Cupholders, OME 2.5" Heavy Springs & Shocks, WKOR Sliders
***Dis-use is harder on a car than mis-use.
***Fix a man's a truck and he will drive it for a while.
Teach a man to work on his own truck and he will drive it for a lifetime and hopefully quit bothering you.