I recently went through this myself - have had a ‘09 suburban, ‘13 yukon Denali, ‘15 expedition EL (one of the last years with the 5.4 I think), ‘18 yukon XL SLT, now ‘21 Yukon XL Denali (About 1 week old).
I did not order, instead I chose to just roll the dice and hoped to get one that came on...