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  • HacksawMark
    HacksawMark reacted to JinAK's post in the thread Hello with Like Like.
    Hi all. Just purchased a 2026 Sierra Denali. Looking forward to reading through the boards to see what others have experienced and how...
  • gemarsh
    gemarsh replied to the thread Hello.
    Welcome. What color did you purchase? A picture would be cool! 😄
  • BoostN
    BoostN replied to the thread Hello.
    Welcome to the forum! We're glad to have you!
  • J
    JinAK posted the thread Hello in Introduce Yourself.
    Hi all. Just purchased a 2026 Sierra Denali. Looking forward to reading through the boards to see what others have experienced and how...
  • gemarsh
    gemarsh reacted to BoostN's post in the thread Regen Noise or something else? with Like Like.
    Extended warranty paid for itself there. I've never bought one, but sometimes it does work out.
  • BoostN
    BoostN replied to the thread Regen Noise or something else?.
    Extended warranty paid for itself there. I've never bought one, but sometimes it does work out.
  • F
    friend of bill updated their status.
    Purchased a new 2026 seirra slt recently and wanted to know more about it
  • N
    NW GMC reacted to Arkmx's post in the thread Regen Noise or something else? with Like Like.
    Good thing you had your warranty too! I did not get to see what finally let go on mine but most likely the same as yours... pump and...
  • A
    Arkmx replied to the thread Regen Noise or something else?.
    Good thing you had your warranty too! I did not get to see what finally let go on mine but most likely the same as yours... pump and...
  • N
    NW GMC replied to the thread Regen Noise or something else?.
    My 2021 with 75k is in the dealership for the same noise. Front pump gear in the tranny is all chewed up. I’m getting a new transmission...
  • N
    NW GMC reacted to Arkmx's post in the thread Regen Noise or something else? with Like Like.
    Picked the truck up yesterday.... so far so good! :) It's weird though... the is no "rattling noise" anymore! 🙈🙉🙊
  • HacksawMark
    HacksawMark reacted to BoostN's post in the thread ENGINE OIL TEMPS with Like Like.
    Same here ^
  • BoostN
    BoostN replied to the thread ENGINE OIL TEMPS.
    Same here ^
  • BoostN
    BoostN reacted to HacksawMark's post in the thread ENGINE OIL TEMPS with Like Like.
    240 F seems a little high to me. Mine runs around 220-221 even during the heat of the summer.
  • gemarsh
    gemarsh reacted to CAVEMANN's post in the thread ENGINE OIL TEMPS with Wow Wow.
    2024 Silverado 1500. Are any of y'all monitoring engine oil temps on your 3 liter Duramax? Mine runs around 240* running empty @75-80...
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