1: Rocker cover gasket leaking
2: Rear window wiper not fully wiping window
3. oil filler cap (o ring) leaking...
4. small oil leak under turbo from oil return pipe......(GSI) models..
5. burns oil (ecotec models)
6. damned egr valve!!!!! (ecotec models)
7. weak differential
8. Zaf B , glovebox catches stick in after awhile(cant keep lid closed)