Why is my belt rattling?

Why is my belt rattling?

When the tensioner or tensioner pulley fails, the loss of tension can cause the belt and pulleys to make high-pitched rattling or chirping noises. If the pulley bearing completely fails, it can also cause a squealing or even a grinding noise. Symptom 2: Knocking or slapping. This can cause a slapping or knocking noise.

Why does my Mercedes make a rattling sound when I start the car?

Rattling Engine. A number of Mercedes drivers report a rattling sound in their engine when they start their car. This happens more often in cold-weather locations. The cause of this common problem is usually the car’s belt tensioner. This part is what keeps the belt tense as it runs all of the engine accessories.

Why is my car fan belt making noise?

Contamination: Water or leaking fluids from another part of the engine may have splashed on the belt. Basic wear and tear: Belts don’t last forever, eventually as they age they will lose their stiffness or the surface may become glazed, cracked or brittle.

Why does my Mercedes not start in cold weather?

This happens more often in cold-weather locations. The cause of this common problem is usually the car’s belt tensioner. This part is what keeps the belt tense as it runs all of the engine accessories.

Can you replace the belt tensioner on a Mercedes?

This part is what keeps the belt tense as it runs all of the engine accessories. When the tension slacks on the belt it can cause a squealing or rattling noise. Replacing a belt tensioner yourself is an easy job and great for first-timers who have little to no do-it-yourself experience.

Rattling Engine. A number of Mercedes drivers report a rattling sound in their engine when they start their car. This happens more often in cold-weather locations. The cause of this common problem is usually the car’s belt tensioner. This part is what keeps the belt tense as it runs all of the engine accessories.

Contamination: Water or leaking fluids from another part of the engine may have splashed on the belt. Basic wear and tear: Belts don’t last forever, eventually as they age they will lose their stiffness or the surface may become glazed, cracked or brittle.

This happens more often in cold-weather locations. The cause of this common problem is usually the car’s belt tensioner. This part is what keeps the belt tense as it runs all of the engine accessories.

This part is what keeps the belt tense as it runs all of the engine accessories. When the tension slacks on the belt it can cause a squealing or rattling noise. Replacing a belt tensioner yourself is an easy job and great for first-timers who have little to no do-it-yourself experience.

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