Recent content by njohnston77

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    Loud whistling sound when firing up new MX4900

    I just tried increasing the rpm with the machine parked and still heard that noise and it did get a bit more high pitched. As soon as I move forward or backwards it stops.
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    Loud whistling sound when firing up new MX4900

    https://youtube.com/shorts/6Hu6bPkiH7I?feature=share
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    Loud whistling sound when firing up new MX4900

    I do not have a trailer yet so I have no way of getting it to the dealer currently. I spoke with them on the phone and they mentioned it possibly being the turbo and to wait until spring time when it warms up to see if it goes away. I will work on uploading a video. Thanks
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    Loud whistling sound when firing up new MX4900

    Hello, I bought a new MX4900 HST in May 2025 and have less than 14 hours on it. Back in October I noticed every time I start it there is a very loud high pitched whining or whistling sound that stays for at least 10-15 minutes until the tractor warms up. This started when the unit had about 10...
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