In the new Automotive Transmission Service Group (ATSG) training seminar, produced by AVI, you will find a lot of great material that will assist you in diagnosing transmission problems in your service bays. In this tip clip, Wayne Colonna covers a couple of ATF codes that you may encounter when diagnosing a 2006 Jeep Wrangler. This clip is an excerpt from the 270-minute comprehensive “2012 ATSG Transmission Seminar” available from AVI.