Automatic Tiptronic Tranmission.The car will not shift into 3rd.However, if left to warm up for 5-10 minutes it runs perfectly.Transmission problem? Someone mentioned it might be a solenoid issue.Related Questions2006 Volkswagen jettaMy car will race over and over while idling. Any ideas98 jettawhere is the transmission control module on a 98' jetta located?Volkswagen Jetta won't startIt's a 1998 Wolfsburg. We tried to bang on the starter celanoid and that didn't help. When we turne the key, it doesn;t do anything.