humming

  1. rkymtnLC

    Alternator moans before failing?

    Think what you will! My LC 200 y 2000 284k has been low humming,for 2 years but voltmeter showed new battery and old alt doing just fine at 12.+ Cold and 14.+ With engine on... All the way to this morning! 2 mechanics 2 yrs ago at maintenance said they couldn't hear the low hum nor replicate...
  2. danbo

    Hum/growl from front end. Replaced wheel bearings/knuckle bearing/CVs/ball joints

    Long time lurker here. 99 with 303k miles. Running an Ironman stage 2 lift with the diff drop, KO2 285s. I have a hum or could even call it a growl that’s most noticeable at 40mph+. Becomes higher pitched with increased speed, and lower pitch/ louder during deceleration. Braking has no affect...
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