the can of TB cleaner says to turn on the car ans spary for 10 sec, then wait 10 sec then continue. is it ok to just sparay it into the tb and manifold or do you guys recoment to take the tb off. i really dont wanna go through the hassel of taking it off if its not nessesary. thanx.

 

If you want to thoroughly clean it and do a good job, it's best to take it off. It's really not that hard at all.