Originally Posted by Psirene
Do they tend to go bad repeatedly from lack of cleaning (because I would be amazed if he was cleaning it too much)? If so, I can give them a heads up so they can avoid this next time. What's the time difference between a properly maintained throttle body staying good, and a dirty dirty throttle body going bad?
usually everytime you replace the air filter you should do a throttle body cleaning. I would say every 10,000 - 15,000 miles
use throttle body cleaner and toothbrush or rag and just a couple sprays and wide it out
It might hesistate to start after you clean it but it will smooth itself out.