no it isn't possible
Nope.. only in Platinum.
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there is not a cheat i now of but on action replay there is a 10 level code for diamond and pearl.
Their Pokemon are actually pretty crappy. Have a good, high level Pokemon or cheat
No where unless you cheat or get loudred to level 40
you need the rare candy cheat tan feed them with it and done
well, i level up pretty fast when the Pokemon you are trying to level up was a traded Pokemon, and when it has the lucky egg or exp share
You are going to have to either use a cheat or catch it with a Master ball.
Luxio evolves into Luxray exactly at level 30 on Pokemon platinum.
Then you have a level 70 pokemon!
at level 34
level 30