What does black soot inside your tailpipe come from?
Black soot is a combustion by-product of both gas and diesel engines. If there is too much, it indicates excessive fuel being sent to the engine but that would likely light the check engine light.
What does black soot inside your tailpipe come from?
Black soot is a combustion by-product of both gas and diesel engines. If there is too much, it indicates excessive fuel being sent to the engine but that would likely light the check engine light.