Whine coming from somewhere!
Truck is at dealer and they are "going over every moving part" with stethoscopes looking for a mysterious whine that has popped up. Truck is a 2004 Silerado LT3 1500 ext cab 2wd. 253k miles. New e...
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My vote is in for the rear diff or a carrier bearing, needs the load against it from pushing the truck so it doesn't make noise up on the lift.
