If you have run Synthetic oil ONLY in your car or truck for more than 100000 miles and developed a oil leak let me know by # 1. If you have driven your car or truck more than 100000 miles on petroleum oil ONLY and have developed a oil leak let me know by # 2. If the answer is NO to #1 then answer #3.If the answer to #2 is NO then answer #4. The outcome will be fun.
