2015 NQH-HD Model Year Design Change - Addition of a NQH Transfer Case with HD Internal Components
WARNING: This page is about a different variant/trim than selected.
 Courtesy of GENERAL MOTORS COMPANY
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Beginning in 2015 model year for 3500 series SUV only, a HD version of the NQH transfer case will be available. Changes include, but not limited to:
- Six pinion planetary carrier
- HD drive chain and sprockets
- HD rear output shaft