International Forum

Ownership, maintenance and mechanical issues forum for all Navistar International trucks, including Lonestar, Prostar, Transtar and 9000.

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  1. 97Silvia

    How similar is DT466 HP Oil system to 6L PSD?

    97Silvia, Jul 7, 2026
    Replies:
    6
    Views:
    292
    Inderjit
    Jul 10, 2026
  2. kev2809

    Splitting up a magnetic switch relay to 2?

    kev2809, Jun 29, 2026 ... 2 3
    Replies:
    25
    Views:
    807
    kev2809
    Jul 6, 2026
  3. wlhequipment

    How come nobody is rebuilding 466e / 530e injectors anymore?

    wlhequipment, Feb 25, 2026
    Replies:
    3
    Views:
    616
    Powder Joints
    Jun 30, 2026
  4. Jonny Masters

    DT466E Rebuilt. Ran, then no start.

    Jonny Masters, Jan 6, 2026 ... 6 7 8
    Replies:
    71
    Views:
    5,662
    Jonny Masters
    Jun 28, 2026
  5. L9000

    Anybody know how to post photos from the gallery when you post a thread

    L9000, Jun 13, 2026
    Replies:
    5
    Views:
    371
    BoxCarKidd
    Jun 14, 2026
  6. wlhequipment

    4700 drive tires

    wlhequipment, May 14, 2026
    Replies:
    4
    Views:
    514
    wlhequipment
    May 17, 2026
  7. Tom Hayes

    63 C1300 Steering parts

    Tom Hayes, Apr 25, 2026
    Replies:
    2
    Views:
    738
    OLDSKOOLERnWV
    Apr 25, 2026
  8. SupraJon

    2018 Intl LT no sleeper air flow

    SupraJon, May 25, 2020
    Replies:
    7
    Views:
    3,645
    Tb0n3
    Apr 17, 2026
  9. ChadFelix

    Lonestar hood on Prostar?? Is it possible?

    ChadFelix, May 8, 2017
    Replies:
    9
    Views:
    6,441
    Roy Ande
    Apr 17, 2026
  10. me myself and I

    LT headlights

    me myself and I, Apr 9, 2026
    Replies:
    0
    Views:
    744
    me myself and I
    Apr 9, 2026
  11. SrFarm

    4300 suspension height rear leaf springs???

    SrFarm, Jan 4, 2026
    Replies:
    1
    Views:
    655
    SrFarm
    Mar 28, 2026
  12. saltysgarage

    2001 international 9200i rear engine mount

    saltysgarage, Feb 25, 2026
    Replies:
    2
    Views:
    725
    saltysgarage
    Mar 2, 2026
  13. Old&Slow

    1999 9300 Eagle - wiring for the air conditioning

    Old&Slow, Feb 19, 2026
    Replies:
    3
    Views:
    727
    Old&Slow
    Feb 21, 2026
  14. shuiyuan

    2007 International 4300 Pid171 FMI3 Ambient Air Sensor code

    shuiyuan, Oct 5, 2025 ... 2
    Replies:
    16
    Views:
    2,593
    Inderjit
    Feb 4, 2026
  15. drybread

    '07 7400 loosing left side of gauges

    drybread, Apr 24, 2014
    Replies:
    5
    Views:
    7,947
    pablo2013
    Feb 2, 2026
  16. CraigInReston

    Fault code: MID 128:04, PID 131A

    CraigInReston, Jan 22, 2026
    Replies:
    1
    Views:
    605
    Heavyd
    Jan 24, 2026
  17. ambushiz

    A26 International 700k miles white/blueish smoke from exhaust

    ambushiz, Jan 23, 2026
    Replies:
    1
    Views:
    624
    Heavyd
    Jan 24, 2026
  18. Sly24

    Best Diagnostic Setup for LT625 Fleet — Laptop Software vs OBD Tools?

    Sly24, Jan 14, 2026
    Replies:
    3
    Views:
    1,019
    Heavyd
    Jan 17, 2026
  19. Ed's Bus Shop

    many def and dpf codes

    Ed's Bus Shop, Dec 30, 2025
    Replies:
    3
    Views:
    1,425
    Heavyd
    Jan 10, 2026
  20. lciambotti

    1999 9200 Air Conditioning has me stumped

    lciambotti, Nov 30, 2025 ... 2
    Replies:
    17
    Views:
    2,658
    lciambotti
    Dec 2, 2025
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