Having been a prior Chevy K2500 Suburban tower, I had to go look up if they changed something. Not from what I can tell
The chart on page 9-68 (pdf page 326) from the 2013 Suburban manual lists this for the receiver :
1500/2500 Weight Distributing, 1,000# Max
1500/2500 Weight Carrying, 600# Max
On page 9-69 (pdf page 327) it talks about returning the front end to unhitched height with the WD hitch. Does not say the 2500 is any different than the 1500.
See the manual here:
2013 Suburban ManualHere are some a pics of the 2007 redesign receiver that took the 2500 Suburban/Yukon out of towing anything larger than a 1,000# TW camper. Glad I had a 2003.
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Here is the 2007 GMC 2500 Burb with the new receiver. According 2013 manual above, this fact has not changed.
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If anyone has found something different on the new Suburban, please help show us how you found this.
Also for reasons not understood, GM now states how to adjust WD on a PU very different than the SUV truck line. Why???
The Andersen hitch used on a Burb, will need to obtain full WD to bring the front back to unhitched.
Note: Moderator edit to enlarge pictures to forum limit for easier reading.