Heres what i found off the Offical GMC website
SLT
Jet black leather
light titanium leather
brownstone leather
SLE -2 Leather
jet black
light titanium
SLE -1 Clothe
jet black
light titaium
http://www.gmc.com/terrain/terrain/colors.jsp
SLT
Jet black leather
light titanium leather
brownstone leather
SLE -2 Leather
jet black
light titanium
SLE -1 Clothe
jet black
light titaium
http://www.gmc.com/terrain/terrain/colors.jsp