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Forum: GM Medium-Duty

Learn more about GM's new medium-duty trucks and diesel engines.

  1. Cat 3116 Injector & Rack Adjustment Tool

    Started by Wildlife, 07-10-2023 09:10
    adjust rack, carpenter, injector, meyers, mrc
    • Replies: 5
    • Views: 12,648
    Smike740
    08-22-2024, 04:16 Go to last post

  2. newbie with a bad slave cylinder, Cat 3116, eaton 6 MT

    Started by edognight, 07-09-2024 16:07
    • Replies: 7
    • Views: 4,850
    edognight
    07-24-2024, 13:55 Go to last post

  3. 7.8L Fuel Migrating Into The Oil

    Started by Mbuzz, 07-18-2024 04:37
    • Replies: 1
    • Views: 3,041
    DmaxMaverick
    07-18-2024, 11:07 Go to last post

  4. Random de-rating

    Started by sandvader, 02-04-2021 17:38
    • Replies: 1
    • Views: 6,083
    DmaxMaverick
    02-04-2021, 21:51 Go to last post

  5. Hood Hinges for a 1989 Kodiak / TopKick

    Started by STPETEBLUE, 11-12-2020 17:44
    • Replies: 0
    • Views: 4,489
    STPETEBLUE
    11-12-2020, 17:44 Go to last post

  6. 2004 GMC C8500 7.8l limp mode

    Started by J&M Auto, 08-30-2020 15:29
    • Replies: 3
    • Views: 5,991
    DmaxMaverick
    09-01-2020, 12:30 Go to last post

  7. 2009 C5500 Curb Weight?

    Started by esbstuff, 07-30-2020 07:44
    • Replies: 1
    • Views: 5,297
    a5150nut
    07-30-2020, 09:56 Go to last post

  8. 2005 C5500 Utility Body 4x4 LLY Mods

    Started by BobbyGSix, 06-29-2020 07:56
    • Replies: 1
    • Views: 5,070
    DmaxMaverick
    06-29-2020, 08:51 Go to last post

  9. GMC / Chevy C4500 C5500 TopKick Kodiak 5 speed to 6 speed Conversion

    Started by BobbyGSix, 06-24-2020 17:44
    • Replies: 0
    • Views: 5,057
    BobbyGSix
    06-24-2020, 17:44 Go to last post

  10. So, you think the fuel filter's hard changing on a Silverado?

    Started by DickWells, 09-24-2018 19:21
    • Replies: 4
    • Views: 91,076
    DickWells
    12-25-2019, 12:39 Go to last post

  11. Just checkin things out.

    Started by DickWells, 06-19-2019 17:29
    • Replies: 1
    • Views: 95,142
    JohnC
    06-19-2019, 18:18 Go to last post

  12. Just for what it's worth, if you own a Kodiak, etc.

    Started by DickWells, 10-29-2018 11:56
    • Replies: 4
    • Views: 110,917
    DickWells
    02-27-2019, 10:50 Go to last post

  13. Exhaust brake isn't working.

    Started by CoyleJR, 07-08-2018 17:21
    • Replies: 1
    • Views: 7,489
    DmaxMaverick
    07-08-2018, 19:31 Go to last post

  14. Arrow 2019 Chevrolet Silverado 4500HD and 5500HD to Drop in March

    Started by More Power, 01-09-2018 11:11
    • Replies: 3
    • Views: 9,162
    DieselDavy
    01-11-2018, 10:11 Go to last post

  15. Kodiak steering gear.

    Started by DickWells, 08-22-2017 17:07
    • Replies: 9
    • Views: 13,466
    Inspector
    12-14-2017, 16:40 Go to last post

  16. command rates 05 bouncing ?

    Started by thunderhead, 05-08-2017 15:03
    • Replies: 0
    • Views: 8,029
    thunderhead
    05-08-2017, 15:03 Go to last post

  17. 2006 7.8l isuzu coolant in exhaust and oil after injector replacement

    Started by tombj, 10-20-2016 22:13
    • Replies: 0
    • Views: 11,488
    tombj
    10-20-2016, 22:13 Go to last post

  18. 7.8 isuzi duramax has engine oil in fuel tank

    Started by flht1550, 02-10-2016 07:18
    • Replies: 2
    • Views: 12,617
    DmaxMaverick
    03-09-2016, 09:33 Go to last post

  19. No low beam headlights 2008 Kodiak 4500

    Started by cowboywildbill, 10-15-2012 14:54
    2 Pages •
    1 2
    • Replies: 20
    • Views: 47,282
    hoarder
    01-24-2016, 20:32 Go to last post

  20. 7.8L isuzu diesel oil in coolant.

    Started by Tom2010, 01-15-2010 17:15
    2 Pages •
    1 2
    • Replies: 22
    • Views: 69,479
    a5150nut
    09-28-2015, 09:10 Go to last post
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