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 9, 2023 at 7:21 am #750695 zxrj1Participant Mooretrucks, My 2023 Sierra 1500 SLT 6.2 does the same thing . intermittently rough idles, slow acceleration with hesitation, shudder on hill climbs. Has anyone heard of a reason why? it is frustrating. Thanks 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