You could try eBay, that is where I have gotten most of my manuals. It seems to me there is a dealer on eBay who specializes in car books and manuals. You could also try used book stores. You might also try auto parts houses such as NAPA or Autozone they might be able to order one. Good luck in your search.
4100 lbs
The 2015 Chevrolet Suburban's engine produces 383 ft-lbs. @ 4100 rpm.
The 2015 Chevrolet Tahoe's engine produces 383 ft-lbs. @ 4100 rpm.
The 2009 Chevrolet Tahoe-Hybrid's engine produces 367 ft-lbs. @ 4100 rpm.
The 2010 Chevrolet Tahoe-Hybrid's engine produces 367 ft-lbs. @ 4100 rpm.
The 2011 Chevrolet Tahoe-Hybrid's engine produces 367 ft-lbs. @ 4100 rpm.
The 2008 Chevrolet Tahoe-Hybrid's engine produces 367 ft-lbs. @ 4100 rpm.
The 2013 Chevrolet Tahoe-Hybrid's engine produces 367 ft-lbs. @ 4100 rpm.
The 2010 Chevrolet Silverado-1500-Hybrid's engine produces 367 ft-lbs. @ 4100 rpm.
The 2013 Chevrolet Silverado-1500-Hybrid's engine produces 367 ft-lbs. @ 4100 rpm.
The 2009 Chevrolet Silverado-1500-Hybrid's engine produces 367 ft-lbs. @ 4100 rpm.
The 2012 Chevrolet Silverado-1500-Hybrid's engine produces 367 ft-lbs. @ 4100 rpm.