Originally Posted by babymog

I knocked a vacuum line off early this week, replacing the glow-plug relay and must've bumped it. Test drive was a very jarring hard shift in all gears, I knew it was a vacuum problem, became more obvious when my climate control wouldn't blow on my feet.

Sounds like a vacuum leak, check all lines and fittings visually, might find it. The little green thing and blue saucer on the driver-side fender is a good place to start.