harmful

My friend told me that he heard and read in a couple places that switching from synthetic oil back to conventional oil can be harmful to your engine. It didn't make sense to me, but he said that some of the synthetic oil is inevitably left in the lines and engine and that it causes some...

Hey I just got my car used from a local honda dealership about a week ago. While I was detailing it today, I had a chance to look closely under the hood and noticed something wasn't connected. I just wanted to know: a. Is it harmful to the car? b. What is this? c. I know it's hard to tell...

Is the sole purpose of the shifter bushings simply to reduce vibration? The reason I ask is that I would hate to be killing the longevity of some other part by removing the rubber and replacing with metal. I found quite a few topics regarding shifter bushings but none to that effect. Thanks for...

i wipe down my front seats with meguair's rich leather conditioner every time i wash my car.. once a week or so i guess is too much not good? it seems to absorb it fairly fast.. unlike the back seats which stay shiny for a few days.. i think cuz the front seats are used more often there fore...