How To Make A Mechanics Stethoscope

Have you ever heard annoying noises coming from your engine bay and wondered what is that In this video Andy Phillips. This really works I used a heater hose as a mechanic's stethoscope to find the source of a ticking noise.

Here's a mechanic's trick to finding where the noise is coming from under the hood. risky what we got here is a stethoscope that goes in your ears so you got a good solid contact and then you can reach and touch Automatic captions.

No seriously this is a great way to find a noisy bearing on the cheap This do it yourself mechanics stethoscope works really well. ENGINE KNOCKING NOISE DIAGNOSE AND TEMPORARY FIX.