Wouldn't it be fun to write something outrageous to the log and take the car to the dealer for a slight miss? "let's see Mr. Smith, 50 miles ago, your SBC was at 9,700 RPM for five minutes, while driving in reverse" Just a thought Mike V > >Surely there is a way to refresh the log - a necessity for true > >diagnostics. > > I for one certainly hope so. > Bruce