Brother of The Benz, ctaylor738
To use a stethscope,do as many DIYers do.
Using a long bladed screwdriver, place the handle hard against your ear and the blade against the item you want to listen to. Works like a charm.
Very commomn rattle at front of the engine is the shock absorber of the automatic belt tensioner.
This little rascal has made fools out of a great number of us.
Give a listen.
Happy Trails Beep Beep from The Spiderman in Houston!!!