Slight knock on idle

Page may contain affiliate links. Please see terms for details.

McD

New Member
Joined
Oct 26, 2016
Messages
1
Car
C63
Stopped my c-63 today at set of traffic lights, pressed hold and after a couple of seconds, I heard what Can only be described as a knocking noise, drove on from ights car drove faultless stopped again, did the same, stick it in neutral or park no noise.help
 
Last edited:
Hard to say but obvious thing is check engine oil. Could be a transmission knock?
 

Users who are viewing this thread

Back
Top Bottom