One problem related to manual transmission has been reported for the 2007 BMW 335. The most recently reported issues are listed below.
The contact owns a 2007 BMW 335i. When the clutch heats up the material burns inside the clutch plate, emits smoke and caused the contact to have breathing problems. The clutch disc was replaced; however, the same smell and toxic fumes have caused the contact to have permanent lung problems. The failure was repaired at 3,100 miles and recurred in July 2008. The contacts immediate concern was with the fumes that are inhaled. The current mileage was 6,000 and the failure mileage was 3,100. Updated 10/03/08 updated 10/07/08.