HomeAll RepliesReply To: 2023 Sierra/Silverado orders Reply To: 2023 Sierra/Silverado orders Sponsored October 18, 2022 at 11:19 am #729759 TankerParticipant I have an LZ0 2023 Denali which is in the rail system right now headed down here to Texas. It is code 4300 as of yesterday and I expect it by the end of the month,. Sponsored Subscribe to GM Authority For around-the-clock GM news coverage We'll send you one email per day with the latest GM news. It's totally free. First Name Last Name Email Address Subscribe via Email Leave this field empty if you're human: Sponsored