what could be the problem?
i was driving my truck today and all of a sudden i looked and the temperture gauge was going up and down the temperture gauge would go almost up to the red line and then back down to normal and back up and down and would keep doing that the whole way home what could it be? i put radiator stop leak in it yesterday cause it was leaking could that be it?
97 ford ranger extended cab 4X4 4.0[sold]
1999 ford f150 extended cab 4.6 3 inch body lift 35 inch tall goodyear wranglers 4X4 straight pipe
1998 ford mustang V6 3.8l automatic
mainly stock except high performance headers, performance chip,flowmaster delta 40 series muffler