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Mack Truck Q & A

This forum is for pressing questions concerning Mack Trucks...emergency maintenance questions, pre-purchase questions, etc...answers can be rated by users and the higest rated answers will show first!

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  1. Engine swap ecm communication cable

    Asked by MarshallMitchell,

    0 votes
    0 answers

  2. Brake lights NOT working

    Asked by Strucking101,

    0 votes
    0 answers

  3. EM6 fuel filter

    Asked by cruiseliner64,

    0 votes
    0 answers

  4. 85 MH613 cab mount bushings

    Asked by Ryon Hess,

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    0 answers

  5. Heat/ac stopped working

    Asked by Timk,

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1,096 questions in this forum

  1. pressure in the overflow thank

    Asked by chana1634,

    0 votes
    8 answers

  2. Johnno

    Asked by Johnno,

    0 votes
    2 answers

  3. 2012 GU 713 gauge cluster

    Asked by GU713,

    0 votes
    0 answers

  4. Raymond

    Asked by Raymond A,

    0 votes
    1 answer

  5. 1994 Mack Midliner MS300

    Asked by hbo2,

    0 votes
    1 answer

  6. Mack CXU612

    Asked by Michael Quales,

    0 votes
    1 answer

  7. Seat cushion

    Asked by Seat,

    0 votes
    1 answer

  8. Tach problems

    Asked by John T,

    0 votes
    3 answers

  9. Front load conversion to roll off chassis

    Asked by Joe377423,

    0 votes
    1 answer

  10. HELP! NOX levels too high! Won't regen. NEED ADVICE!

    Asked by UnderDawg,

    0 votes
    0 answers

  11. SCR Sensor help

    Asked by tinyturcker,

    0 votes
    0 answers

  12. ABS/ Speedo problem

    Asked by Bigl62,

    0 votes
    1 answer

  13. 2019 mack wipers on headlights on

    Asked by vinny933,

    0 votes
    15 answers

  14. Cabin air filter Titan

    Asked by Jesse maiolo,

    0 votes
    2 answers

  15. Mp7 coolant shut off valve

    Asked by Fireman7,

    0 votes
    0 answers

  16. Bulldog stance

    Asked by Pull Up,

    0 votes
    15 answers

  17. 2008 MRU-612 with MP7 engine - no start

    Asked by JOHNNYT,

    0 votes
    0 answers

  18. Code 3-4

    Asked by Jaysun,

    0 votes
    0 answers

  19. Automatic motor put on a manual transmission, Regen system removed/Deleted

    Asked by xXxMackDaddy,

    0 votes
    8 answers

  20. Getting to know my new to me 06 cnx613 vision

    Asked by FlipO/OP,

    0 votes
    2 answers

  21. 1996 E7 350 overflow valve? P7100 pump

    Asked by TrashMan08,

    0 votes
    3 answers

  22. Hard steering rd688sx

    Asked by TrashMan08,

    0 votes
    16 answers

  23. Mack Cruiseliner Parts

    Asked by peteandangie,

    0 votes
    0 answers

  24. R model door repair

    Asked by Hetrick97,

    0 votes
    6 answers

  25. good morning a question I have a 237 engine with an american boch pump and I would like to know if it can be raised to 315 horsepower

    Asked by Victordc98,

    0 votes
    2 answers

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