What causes engine knocking (and how can you prevent it)

Engine knocking can be an annoying issue to deal with, and it can even cause damage to your car. Here's why it might happen, and how you can prevent it.
The Providence Journal

Fashion a listening device to find source of engine tapping

Q: There is a tapping sound coming from the engine of my vehicle. How do I go about diagnosing what this might be and how much a repair would cost? A: A repair technician will use a mechanic’s ...
Chicago Tribune

Engine knocking when cold shouldn’t be a problem

Q: I’ve got a 2005 Honda Accord V-6 with only 78,000 miles on it. I have changed the oil religiously according to the owner’s manual from the day I purchased it new. Within this last year it has ...
SlashGear

6 Worrisome Engine Noises And What They Each Likely Mean

Our cars can make some pretty strange sounds. If you drive them for long enough, you'll most likely experience some fairly unsettling noises at some point or another. While any unusual sound coming ...
Honest John on MSN

Ask Honest John - Why is my engine making a knocking sound when cold?

I have a SEAT Leon 2015. When cold there is a knocking noise coming from the engine. It sounds like it is in the area in ...