HomeAll RepliesReply To: Fuel injectors: 2022 GMC Denali Limited 6.2 L V-8 Reply To: Fuel injectors: 2022 GMC Denali Limited 6.2 L V-8 Sponsored March 22, 2023 at 9:15 am #752753 WachsParticipant I don’t understand the reason for the 3 injectors. Seems I remember someone talking about the injectors control flow rates over the ecm.? Do they have three different flow rates or what is the difference in injectors ? 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