International Forum

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

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  1. bulldog01

    truck making clicking sounds and won't start

    bulldog01, Jun 19, 2011 ... 2 3 4
    Replies:
    35
    Views:
    285,795
    Goodluck2023
    Jun 27, 2023
  2. Injun

    Amber Triangle/Warn Engine* Indicators

    Injun, Jun 8, 2011 ... 3 4 5
    Replies:
    43
    Views:
    268,682
    Kbhairo
    Dec 10, 2021
  3. radicastuff

    09 prostar a/c replaced everything still not working

    radicastuff, Aug 7, 2012 ... 23 24 25
    Replies:
    240
    Views:
    249,993
    Vaso.L
    Aug 19, 2020
  4. ew2108

    Prostar and maxxforce engine

    ew2108, Jun 6, 2011 ... 22 23 24
    Replies:
    232
    Views:
    199,532
    Heavyd
    Jan 17, 2022
  5. Cowpie1

    New International A26 12.4L Engine

    Cowpie1, Mar 2, 2017 ... 30 31 32
    Replies:
    310
    Views:
    150,621
    2013Maxx
    May 9, 2022
  6. rosatransportation2014

    Electrical Fault with a 2009 International Prostar

    rosatransportation2014, Oct 6, 2014 ... 9 10 11
    Replies:
    103
    Views:
    144,750
    Bismarckmm12
    Mar 8, 2025
  7. Gordy

    Maxxforce 7 Ongoing trouble (that no one can fix)

    Gordy, Nov 2, 2016 ... 2 3 4
    Replies:
    38
    Views:
    112,371
    34jortiz
    Nov 23, 2024
  8. milad

    GEN TRANS FLT code... what is mean

    milad, Dec 28, 2015 ... 2
    Replies:
    16
    Views:
    103,225
    DennisS
    Oct 22, 2022
  9. 1olddog

    Truck has Bad Odor, Smells like Sulphur/Rotten Eggs

    1olddog, Dec 30, 2011 ... 2
    Replies:
    11
    Views:
    102,962
    Hollywoodsaint
    Jan 19, 2022
  10. tanksalot

    2005 9200 instrument panel malfunction

    tanksalot, Jun 15, 2012 ... 9 10 11
    Replies:
    108
    Views:
    97,296
    Gliding ProStar
    Mar 11, 2022
  11. Twista89

    Navistar N13

    Twista89, Oct 2, 2017 ... 7 8 9
    Replies:
    87
    Views:
    96,983
    DaTruckerMan
    Mar 25, 2023
  12. dcwjr

    maxxforce dt loss of power

    dcwjr, Apr 9, 2014 ... 2
    Replies:
    12
    Views:
    96,213
    Rsirick
    Jun 5, 2022
  13. jasonpanro

    2009 international prostar with isx cummins fault codes

    jasonpanro, Sep 1, 2013 ... 4 5 6
    Replies:
    56
    Views:
    90,000
    Prince bhangu
    Aug 23, 2025
  14. Thomas0810

    stop engine light and warning buzzer

    Thomas0810, Sep 19, 2011 ... 2
    Replies:
    17
    Views:
    89,506
    flood
    Jun 19, 2021
  15. chevyluver

    What is load shedding?

    chevyluver, Feb 17, 2013 ... 2 3
    Replies:
    26
    Views:
    87,497
    Inderjit
    Apr 23, 2023
  16. grandpa joe 71

    2010 prostar maxxforce 13 no power/speed

    grandpa joe 71, Jul 9, 2016 ... 6 7 8
    Replies:
    74
    Views:
    83,348
    Cat660
    Jun 15, 2024
  17. redcentury07

    09 Cummins ISX 435 ST Low Oil Pressure

    redcentury07, Aug 2, 2014 ... 2 3
    Replies:
    24
    Views:
    81,019
    Uruguayo
    Jul 25, 2021
  18. Smellfunny

    2010 International Prostar Dump Valve Blinking

    Smellfunny, Nov 11, 2015 ... 3 4 5
    Replies:
    45
    Views:
    79,454
    Smellfunny
    Dec 19, 2023
  19. Dwhitson

    08 prostar abs module

    Dwhitson, Oct 23, 2013 ... 6 7 8
    Replies:
    71
    Views:
    78,348
    Downsouthgal
    Jul 20, 2022
  20. ShelbyKay

    Electrical fault happening to prostar international 2009

    ShelbyKay, Apr 5, 2014 ... 3 4 5
    Replies:
    43
    Views:
    77,255
    Gilcotransport
    Mar 14, 2023
Showing threads 1 to 20 of 2,021

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