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"Purring" noise while coasting
Thanks for the tip, Z. I'll keep that in mind. I haven't figured out anything else with it yet. But it isn't getting any worse, so I've just kept driving it.- jcmott
- Post #7
- Forum: Heavy Duty
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"Purring" noise while coasting
Thanks GT. I changed the oil in both diffs. The rear was just a little dark, but didn't look bad. Minimal metal shavings. The front had water in it. Milky oil with water at the bottom. I cleaned it out, put new oil in, and repositioned the vent tube away from the wheel well. I also put a...- jcmott
- Post #3
- Forum: Heavy Duty
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"Purring" noise while coasting
"Purring" noise while coasting at medium speed. The noise is like a surging, muffled rattle. It sounds like a giant cat under my truck. The type of noise is similar to the harmonics of a bearing that is shot, running smooth for a second and then rattling for a second. The amplitude of the sound...- jcmott
- Thread
- noise sound transmission
- Replies: 8
- Forum: Heavy Duty
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