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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: 46,297
    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: 2,573
    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: 26,988
    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: 14,383
    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: 9,615
    02-13-2006, 11:25 Go to last post
  1. Unhappy The ol' Tahoe is down for the count - coolant in cylinder(s)

    Started by arveetek, 07-20-2021 20:54
    11 Pages
    1 2 3 ... 11
    • Replies: 207
    • Views: 8,738
    05-26-2022, 16:37 Go to last post
  2. 98 GMC Suburban Revival

    Started by Yukon6.2, 02-14-2022 09:24
    10 Pages
    1 2 3 ... 10
    • Replies: 190
    • Views: 3,668
    05-21-2022, 09:04 Go to last post
  3. Transmission Overdrive

    Started by DayRadebaugh, 06-01-2021 12:29
    2 Pages
    1 2
    • Replies: 26
    • Views: 1,119
    05-17-2022, 15:59 Go to last post
  4. 6.5L P400 turbo diesel HP

    Started by mountenman, 05-02-2022 02:02
    • Replies: 6
    • Views: 136
    05-03-2022, 09:14 Go to last post
    • Replies: 10
    • Views: 315
    04-19-2022, 06:38 Go to last post
  5. Idle surge - dangerous!! What is going on?

    Started by DmaxCC6spd, 04-14-2022 07:18
    • Replies: 4
    • Views: 98
    04-14-2022, 10:44 Go to last post
  6. Question Over-cooling ???

    Started by HogHeaven08, 03-16-2022 14:24
    • Replies: 13
    • Views: 280
    03-29-2022, 09:11 Go to last post
  7. 1996 6.5 Diesel Fuel Filter 101

    Started by Low_Bridge, 01-13-2022 11:18
    • Replies: 6
    • Views: 594
    03-23-2022, 15:48 Go to last post

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