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Forum: GM Medium-Duty

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

    • Replies: 4
    • Views: 100,785
    02-27-2019, 10:50 Go to last post
  1. Towing Capacity for 4500 & 5500

    Started by jgolden, 10-26-2005 13:01
    • Replies: 11
    • Views: 94,573
    10-08-2007, 07:36 Go to last post
  2. Just checkin things out.

    Started by DickWells, 06-19-2019 17:29
    • Replies: 1
    • Views: 86,424
    06-19-2019, 18:18 Go to last post
    • Replies: 4
    • Views: 82,244
    12-25-2019, 12:39 Go to last post
  3. Angry 2007 GMC Medium Duty with 7.8L Isuzu Engine

    Started by scooper, 12-27-2007 23:10
    • Replies: 15
    • Views: 74,348
    03-15-2015, 16:33 Go to last post
  4. 7.8L isuzu diesel oil in coolant.

    Started by Tom2010, 01-15-2010 17:15
    2 Pages
    1 2
    • Replies: 22
    • Views: 53,431
    09-28-2015, 09:10 Go to last post
    • Replies: 7
    • Views: 51,871
    07-18-2012, 06:35 Go to last post
  5. No low beam headlights 2008 Kodiak 4500

    Started by cowboywildbill, 10-15-2012 14:54
    2 Pages
    1 2
    • Replies: 20
    • Views: 33,616
    01-24-2016, 20:32 Go to last post
  6. Towing capacities kodiak v. 3500

    Started by Braveheart, 02-17-2008 18:49
    • Replies: 9
    • Views: 28,271
    09-15-2011, 10:09 Go to last post
  7. Curb weight of C4500/5500 Crewcab???

    Started by Heavy Duty Neil, 07-23-2004 07:44
    • Replies: 5
    • Views: 23,822
    08-09-2004, 04:59 Go to last post
  8. Exclamation Medium Duty Quality thread- Monroe

    Started by Braveheart, 02-17-2008 09:57
    3 Pages
    1 2 3
    • Replies: 45
    • Views: 22,890
    12-07-2008, 12:21 Go to last post
  9. Changing C4500 Fuel Pump

    Started by FPRA, 05-13-2009 18:07
    • Replies: 7
    • Views: 19,678
    09-29-2009, 16:37 Go to last post
  10. Angry toasted 03

    Started by redbird2, 02-25-2009 07:25
    2 Pages
    1 2
    • Replies: 31
    • Views: 17,658
    03-08-2009, 06:41 Go to last post
  11. Talking 5speed to a 6speed

    Started by Inspector, 11-28-2012 17:46
    2 Pages
    1 2
    • Replies: 26
    • Views: 17,607
    03-10-2013, 04:02 Go to last post
    • Replies: 2
    • Views: 12,803
    08-07-2012, 18:10 Go to last post
  12. C4500 high idle at cold startup

    Started by Mark Rinker, 11-23-2007 05:50
    • Replies: 14
    • Views: 12,653
    01-13-2009, 12:58 Go to last post
  13. C4500 Monroe conversion

    Started by Mark Rinker, 02-07-2007 07:51
    • Replies: 9
    • Views: 11,886
    02-26-2008, 09:25 Go to last post
  14. GMC Cab Lights Leaking

    Started by Olbird, 10-31-2008 15:11
    • Replies: 4
    • Views: 11,041
    11-01-2008, 00:01 Go to last post
  15. Rear axle nut size dana S110 (hd2)

    Started by Braveheart, 05-26-2013 08:24
    • Replies: 5
    • Views: 10,892
    05-31-2013, 08:45 Go to last post
  16. C4500 shock shock

    Started by Mark Rinker, 11-10-2008 16:12
    • Replies: 13
    • Views: 10,427
    01-04-2009, 18:17 Go to last post

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