Yes, I would say 66 GP and Caprice are woodgrain. All other 66 bright.
All 67 bright as far as I know.
I am trying to remember if the 4 speed 396 Grande Parisienne (67) years ago in Winnipeg had the identical console to a 67 Impala. I think it did. Long gone now, haven't seen it in about 20 years.
__________________
1966 Strato Chief 2 door, 427 4 speed, 45,000 original miles
1966 Grande Parisienne, 396 1 of 23 factory air cars (now converted to a "factory" 4 speed)