What are the causes of steering wheel noise in the Buick Excelle?

[AubreeRose]

Buick Excelle steering wheel noise may have the following causes: 1. Sound from turn signal reset: If the turn signal is activated while steering, this sound may come from the rebound clip of the automatic turn signal reset mechanism, which is normal. 2. Noise from steering column dust cover: If the noise comes from below the steering wheel, it may originate from the steering column dust cover. Lack of lubrication in the dust cover can cause friction noise. 3. Noise from inside the steering wheel: If the noise comes from within the steering wheel, it's highly likely due to an issue with the clock spring (airbag coil). 4. Noise from shock absorber thrust bearing: If the noise source is outside the vehicle, it may come from insufficient lubrication in the shock absorber's thrust bearing. 5. Noise from stabilizer bar: If the noise isn't from the shock absorber, check for looseness or damage in the stabilizer bar bushings. Loose or damaged stabilizer bar bushings can cause noise not only during steering but also when driving on uneven roads.

[Theodore]

When driving my Buick Excelle, I encountered a squeaking sound when turning the steering wheel. The main reasons are loose or worn internal components of the steering column, especially the bolt connections that loosen over time. Insufficient lubrication grease can also increase friction. Additionally, aging of the clock spring coil behind the steering wheel can produce a scraping sound, which becomes more noticeable in cold weather. Another possible cause is excessive gear clearance in the steering gear or loose chassis suspension connections, which can transmit noise. This kind of abnormal noise is not only annoying but may also affect steering accuracy. It is recommended to apply sufficient lubricant during regular maintenance and periodically check bolt tightness. If you hear any unusual sounds, don’t wait until the problem worsens. Spend some money to get a professional diagnosis and repair at a specialized shop—safety first.