Chevy 2004 Suburban LT 2500, 4WD, 6.0 L Engine, 4L80 Transmission, NVG-246 Transfer case (2 speed with Auto mode)
Really loud noise in 4WD - Nothing or barely noticeable in 2WD - Initially lower in 4LO but now about the same as in 4HI.
Will be rebuilding 2/12 thru 2/14. Collecting special...
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