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Forum: 6.5L Turbo Diesel - Tech Support - Troubleshooting - Performance

1992-00 6.5L Turbo Diesel - Welcome to the Internet's first discussion forum for the 6.5L diesel engine. Tips on performance, upgrades, cooling, fuel economy, troubleshooting and more.

  1. Sticky Thread Sticky: How much do you like your 6.5

    Started by Robyn, 08-05-2007 22:02
    5 Pages
    1 2 3 ... 5
    • Replies: 92
    • Views: 41,452
    06-16-2020, 08:41 Go to last post
  2. Sticky Thread Sticky: The GM 6.5L Diesel

    Started by More Power, 04-15-2019 12:31
    • Replies: 1
    • Views: 2,077
    04-15-2019, 15:38 Go to last post
  3. Sticky Thread Sticky: Shuts off while driving - Stalling

    Started by Eddys, 12-16-2004 09:34
    7 Pages
    1 2 3 ... 7
    • Replies: 133
    • Views: 21,441
    03-11-2016, 23:22 Go to last post
  4. Sticky Thread Sticky: New Members, Read this First

    Started by Cowracer, 02-28-2006 11:01
    • Replies: 0
    • Views: 13,992
    02-28-2006, 11:01 Go to last post
  5. Sticky Thread Sticky: Forum guidelines regarding commercial ventures

    Started by JohnC, 02-13-2006 11:25
    • Replies: 0
    • Views: 9,305
    02-13-2006, 11:25 Go to last post
  1. DB2 Conversion on ODB2 4x4 with 4L80E Trans

    Started by Marmic26, Yesterday 13:01
    4l80e trans, 4x4, db2, obd2
    • Replies: 0
    • Views: 12
    Yesterday, 13:01 Go to last post
    • Replies: 11
    • Views: 50
    Yesterday, 07:09 Go to last post
  2. Glow plugs just quit working

    Started by Mikes454, 04-05-2021 18:13
    • Replies: 8
    • Views: 156
    04-30-2021, 04:41 Go to last post
  3. Noises from vacuum pump

    Started by GMC-John, 04-21-2021 09:26
    • Replies: 1
    • Views: 59
    04-23-2021, 06:21 Go to last post
    • Replies: 6
    • Views: 113
    04-07-2021, 13:59 Go to last post
  4. Let’s talk P400

    Started by 2INSANE, 04-04-2021 10:52
    • Replies: 5
    • Views: 129
    04-07-2021, 11:28 Go to last post
    • Replies: 2
    • Views: 64
    04-05-2021, 19:07 Go to last post
  5. Boost Vacuum Lines

    Started by 96K3500, 03-21-2016 18:54
    • Replies: 18
    • Views: 1,396
    04-05-2021, 19:01 Go to last post
  6. Glow plugs died randomly!! Please help

    Started by Mikes454, 03-01-2021 18:28
    • Replies: 9
    • Views: 157
    04-05-2021, 18:10 Go to last post
    • Replies: 2
    • Views: 131
    04-01-2021, 20:24 Go to last post
    • Replies: 17
    • Views: 224
    03-27-2021, 09:34 Go to last post
  7. Vacuum pump/oil pump drive gasket

    Started by Robyn, 07-24-2014 15:29
    • Replies: 2
    • Views: 1,179
    03-13-2021, 12:25 Go to last post
  8. Tach not interchangeable

    Started by GMC-John, 03-12-2021 20:21
    • Replies: 1
    • Views: 82
    03-13-2021, 09:49 Go to last post
  9. Engine shutting of

    Started by Ed T, 03-06-2021 08:13
    • Replies: 11
    • Views: 195
    03-12-2021, 11:30 Go to last post
  10. Help

    Started by One Old Man, 03-09-2021 20:30
    • Replies: 8
    • Views: 152
    03-11-2021, 12:05 Go to last post
  11. Arp head studs

    Started by Big Green, 03-03-2021 13:06
    • Replies: 3
    • Views: 125
    03-04-2021, 12:36 Go to last post
  12. I bought an Optimizer NAVSTAR

    Started by 2INSANE, 01-16-2021 11:20
    2 Pages
    1 2
    • Replies: 24
    • Views: 544
    02-24-2021, 09:25 Go to last post
  13. Cold weather fuel knock

    Started by phantom309, 02-18-2021 08:29
    • Replies: 5
    • Views: 99
    02-24-2021, 08:54 Go to last post
  14. Newbie to 6.5 have questions

    Started by Polarisrmk, 02-15-2021 23:34
    2 Pages
    1 2
    • Replies: 22
    • Views: 336
    02-22-2021, 07:22 Go to last post
  15. Cutting off then trouble starting

    Started by Islandsoul, 02-12-2021 22:21
    • Replies: 10
    • Views: 152
    02-16-2021, 17:56 Go to last post

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