Its a manual transmission it jumps out of 4th and 5th mostly and it happens when backing off from cruising speed.
Dec 29, 2012 at 8:41 AM
ASEMASTER6371
✓Experienced Mechanic
52,796 POSTS
syncros are bad in the trans. it must be removed, inspected and replace those pieces at a minimum.
Roy
Dec 29, 2012 at 8:44 AM
KEITHDUNMORE
MEMBER
3 POSTS
Is there something else it could be before the gearbox is condemed its only done 64000 miles?
Dec 29, 2012 at 8:57 AM
KHLOW2008
✓Experienced Mechanic
41,812 POSTS
Whatever there is, symptom description indicates the problem is internal. It could be due to something getting loose, such as a lock nut or a broken clip and transmission would have to be disassembled to find out what is wrong.