picked up :spyder:sat. trip home about 100mi. no problem. went for a couple of rides about 10 to 15 mi. no problem. rode it 3mi. to grandson football game and when i stopped in parking lot and shut it down coolant about1/2pintcame out of resevoir overflow tube. thinking it probably had just been overfilled at dealer as it was still between max and min.in res.rode it about another 15 mi. shut it off and it did it again.went home cleaned it up and added about i/2pint brought it up between max and min.went for two rides about 10 mi. shut it off after each ride and everything was fine.at no time did:spyder: go above 5 bars for just a couple of min.on open road 3bars with outside temp about 71deg.thinkingmaybe sys. had an air lock but now i belive it is possibly the rad. cap not holding pressure as there is some coolant around top af res.i cant be sure if mating surface between cap and res. are correct or if it could just be a bad cap. cap says 13psi but has a 6 stamped on the ear of cap. was wondering if any one else may have had a similar problem befor i call dealer p.s awfuly embarrassing every time you stop people gathering around and antifreeze running out.