What causes unusual noises when turning the steering wheel in the Mercedes-Benz S-Class?

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What causes unusual noises when turning the steering wheel in the Mercedes-Benz S-Class?

Unusual creaking, whining, o r grinding noises when turning the steering wheel are common complaints. These sounds can arise from worn-out steering column components, failing power steering pumps, o r issues with the steering rack bushings, exacerbated by exposure to dust, dirt, and lack of lubrication.

Talha Kyanii asked on 11 Oct 2025 15:41:04 pm

1 Answer

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Gari Master - on 11 Oct 2025 15:42:13 pm

Noises like creaking, whining, o r grinding when turning are often due to:

Worn Steering Column Components: Bearings o r joints in the steering column can wear out, producing creaks.

Failing Power Steering Pump: A noisy pump can cause whining o r groaning sounds, especially when turning.

Steering Rack Issues: Bushings o r seals in the steering rack may degrade, causing grinding noises.

Lack of Lubrication: Dust and dirt ingress combined with insufficient lubrication accelerate wear and noise.

Loose o r Damaged Parts: Loose bolts o r damaged tie rods also contribute to unusual sounds.

Timely diagnosis and replacing faulty components can prevent further damage and ensure safe steering.