Page 1 of 2 12 LastLast
Threads 1 to 20 of 21

Forum: Duramax 6600

Welcome to the Internet's first Duramax 6600 diesel discussion forum for the LB7, LLY, LBZ, LMM, LML, LGH & L5P RPO code engines. Tips on performance, fuel economy, troubleshooting and more.

    • Replies: 5
    • Views: 29,084
    06-03-2022, 09:59 Go to last post
  1. Sticky Thread Sticky: High Miles contest!

    Started by More Power, 11-29-2005 07:23
    6 Pages
    1 2 3 ... 6
    • Replies: 103
    • Views: 108,038
    12-07-2021, 13:54 Go to last post
  2. Sticky Thread Sticky: Dexcool vs. other coolants

    Started by TomJ01, 12-01-2010 16:01
    • Replies: 14
    • Views: 75,419
    10-28-2020, 13:47 Go to last post
  3. Sticky Thread Sticky: Additional fuel filtration / injector replacement poll

    Started by Mark Rinker, 08-16-2008 09:10
    2 Pages
    1 2
    • Replies: 29
    • Views: 40,324
    10-04-2020, 03:07 Go to last post
  4. Sticky Thread Sticky: Gasoline in my 6.6 Duramax

    Started by Javy, 06-01-2006 18:36
    2 Pages
    1 2
    • Replies: 32
    • Views: 79,171
    05-21-2020, 11:15 Go to last post
  5. Poll Sticky Thread Sticky: Poll: 2004.5+ LLY Duramax Fuel Economy Poll

    Started by More Power, 12-31-2004 14:27
    6 Pages
    1 2 3 ... 6
    • Replies: 117
    • Views: 114,632
    10-29-2018, 12:13 Go to last post
  6. Sticky Thread Sticky: P0087 fuel rail pressure low limp under high loads

    Started by Mark Rinker, 08-14-2009 20:26
    12 Pages
    1 2 3 ... 12
    • Replies: 223
    • Views: 301,583
    03-18-2018, 04:55 Go to last post
  7. Sticky Thread Sticky: 2001 LB7 fuel system/limp mode problem SOLVED

    Started by maverick2, 04-09-2010 12:46
    • Replies: 18
    • Views: 66,176
    10-23-2017, 07:57 Go to last post
  8. Sticky Thread Sticky: DTC Codes-Definitions

    Started by MAV, 09-27-2003 06:24
    • Replies: 7
    • Views: 44,926
    09-07-2017, 16:45 Go to last post
  9. Sticky Thread Sticky: LBZ Fuel Mileage

    Started by Dannyboy, 03-10-2006 15:46
    9 Pages
    1 2 3 ... 9
    • Replies: 166
    • Views: 166,409
    03-27-2017, 08:13 Go to last post
  10. Arrow Sticky Thread Sticky: LML Fuel Economy

    Started by cowboywildbill, 04-29-2011 06:46
    • Replies: 18
    • Views: 47,233
    07-13-2016, 07:27 Go to last post
  11. Poll Sticky Thread Sticky: Poll: 2001-early 2004 LB7 Duramax Fuel Economy Poll

    Started by More Power, 12-31-2004 14:35
    6 Pages
    1 2 3 ... 6
    • Replies: 113
    • Views: 187,238
    01-19-2016, 14:50 Go to last post
  12. Arrow Sticky Thread Sticky: LMM Fuel Economy

    Started by More Power, 04-11-2007 22:20
    5 Pages
    1 2 3 ... 5
    • Replies: 98
    • Views: 125,201
    01-24-2013, 06:38 Go to last post
  13. Sticky Thread Sticky: Maximizing LLY fuel mileage

    Started by Stlheadake, 05-17-2006 11:32
    3 Pages
    1 2 3
    • Replies: 58
    • Views: 78,452
    11-29-2012, 16:34 Go to last post
  14. Sticky Thread Sticky: New to Forum: How to tell type of Engine

    Started by bradjedis, 06-18-2007 10:41
    • Replies: 11
    • Views: 42,874
    03-23-2010, 10:03 Go to last post
  15. Thumbs up Sticky Thread Sticky: D Max Express Fuel Mileage

    Started by wurk_truk, 04-28-2006 21:40
    • Replies: 10
    • Views: 45,308
    06-21-2008, 16:16 Go to last post
  16. Sticky Thread Sticky: Postings in the 'Duramax 6600' forum

    Started by Mark Rinker, 08-03-2007 07:58
    • Replies: 0
    • Views: 14,045
    08-03-2007, 07:58 Go to last post
  1. Engine replacement thoughts

    Started by spongebob, 01-16-2022 12:59
    • Replies: 6
    • Views: 468
    Yesterday, 14:34 Go to last post
  2. Battery time for the 2001 DMax

    Started by Yukon6.2, 09-24-2022 09:23
    • Replies: 3
    • Views: 37
    Yesterday, 10:22 Go to last post
  3. Angry Permanent DTC- how they are cleared

    Started by chessy56, 07-10-2022 09:29
    • Replies: 1
    • Views: 138
    Yesterday, 10:18 Go to last post
  4. Moved: Headliner replacement

    Started by spongebob, 01-27-2022 14:28
    •  
    •  
  5. Moved: Tcase selector switch

    Started by Cold water, 09-12-2022 06:58
    •  
    •  
  6. Replace fuel filter now no start

    Started by gbeaird, 06-25-2022 15:56
    2 Pages
    1 2
    • Replies: 39
    • Views: 1,239
    09-04-2022, 13:29 Go to last post
  7. Thumbs up Duramax Suburban

    Started by More Power, 08-29-2022 10:20
    • Replies: 1
    • Views: 94
    08-29-2022, 11:54 Go to last post
  8. P0674 Glow plugs

    Started by a5150nut, 05-16-2022 17:18
    • Replies: 10
    • Views: 568
    08-11-2022, 12:42 Go to last post
  9. Wink Duramax Head Gasket Replacement

    Started by More Power, 05-31-2021 06:10
    6 Pages
    1 2 3 ... 6
    duramax, head gasket replacement
    • Replies: 118
    • Views: 1,762
    07-29-2022, 08:39 Go to last post
  10. P040B/P041B, EGR circuit

    Started by chessy56, 05-27-2022 19:52
    • Replies: 1
    • Views: 191
    05-27-2022, 20:33 Go to last post
  11. Scan Tools

    Started by johnanc, 08-12-2021 00:17
    • Replies: 2
    • Views: 601
    05-06-2022, 09:57 Go to last post
  12. 2017 l5p: P0204, p0300

    Started by chessy56, 03-16-2022 21:26
    • Replies: 8
    • Views: 648
    03-31-2022, 10:22 Go to last post
  13. I keep replacing this latch..

    Started by spongebob, 03-24-2022 17:35
    • Replies: 2
    • Views: 326
    03-29-2022, 14:53 Go to last post
  14. Surging

    Started by 51Hunter, 01-20-2022 11:20
    • Replies: 14
    • Views: 845
    03-22-2022, 15:10 Go to last post
  15. 2007 NBS 3500HD No start , no crank

    Started by chambie, 02-12-2022 07:33
    2 Pages
    1 2
    • Replies: 20
    • Views: 1,001
    03-01-2022, 10:08 Go to last post
    • Replies: 5
    • Views: 441
    02-10-2022, 14:54 Go to last post
  16. This LBZ a good deal or not?

    Started by 2INSANE, 01-06-2022 19:30
    • Replies: 7
    • Views: 655
    01-18-2022, 21:37 Go to last post
    • Replies: 6
    • Views: 979
    11-02-2021, 15:59 Go to last post
  17. Activity

    Started by Inspector, 10-07-2021 16:56
    • Replies: 10
    • Views: 1,049
    10-25-2021, 16:35 Go to last post
  18. OPS change 06 Duramax

    Started by a5150nut, 10-17-2021 13:41
    • Replies: 5
    • Views: 737
    10-25-2021, 09:21 Go to last post

Forum Information and Options

Moderators of this Forum

Thread Display Options

Use this control to limit the display of threads to those newer than the specified time frame.

Allows you to choose the data by which the thread list will be sorted.

Order threads in...

Note: when sorting by date, 'descending order' will show the newest results first.

Icon Legend

Contains unread posts
Contains unread posts
Contains no unread posts
Contains no unread posts
More than 15 replies or 150 views
Hot thread with unread posts
More than 15 replies or 150 views
Hot thread with no unread posts
Closed Thread
Thread is closed
Thread Contains a Message Written By You
You have posted in this thread

Posting Permissions

  • You may not post new threads
  • You may not post replies
  • You may not post attachments
  • You may not edit your posts
  •  
Comodo SSL