Blue devil

[Meg_2013]

So I have a leak in my back rear seal. I have a sonic 2013 1.8 lt. has anyone ever used the blue devil to stop the leak a mechanic told me it was not good for the engine not sure if he is right? Thoughts would be wonderful!

 

[robsonic]

I use it works well seal all leaks on my Hondas..

 

[Meg_2013]

Ok good to know. The mechanic told me it wouldn’t be good for my car but maybe he just wanted to spend money with him

 

[robsonic]

It doesn't hurt motor at all seals up rubber gaskets by swelling them ...good on trans to with trans formula.... motor life saver additive is the Lucas synthetic oil additive white bottle..stops engine oil burning ..an quite all engine noise ....I'm a mechanic gm an honda stuff ..now trying to conquer sonic boom .lol