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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. CH613 overfueling E7 350

    Asked by premierhaulingPH1,

    0 votes
    0 answers

  2. 1970 R model

    Asked by Al and son,

    0 votes
    0 answers

  3. MP7 and Allison auto

    Asked by Cbokor,

    0 votes
    0 answers

  4. 2008 with mp7 and Allison auto

    Asked by Cbokor,

    0 votes
    0 answers

  5. what is the coolant capacity on a mack quantum? (or ch)

    Asked by Gorilla,

    0 votes
    0 answers

1,139 questions in this forum

  1. Tach problems

    Asked by John T,

    0 votes
    3 answers

  2. Front load conversion to roll off chassis

    Asked by Joe377423,

    0 votes
    1 answer

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

    Asked by UnderDawg,

    0 votes
    0 answers

  4. SCR Sensor help

    Asked by tinyturcker,

    0 votes
    0 answers

  5. ABS/ Speedo problem

    Asked by Bigl62,

    0 votes
    1 answer

  6. 2019 mack wipers on headlights on

    Asked by vinny933,

    0 votes
    15 answers

  7. Cabin air filter Titan

    Asked by Jesse maiolo,

    0 votes
    2 answers

  8. Mp7 coolant shut off valve

    Asked by Fireman7,

    0 votes
    0 answers

  9. Bulldog stance

    Asked by Pull Up,

    0 votes
    15 answers

  10. 2008 MRU-612 with MP7 engine - no start

    Asked by JOHNNYT,

    0 votes
    0 answers

  11. Code 3-4

    Asked by Jaysun,

    0 votes
    0 answers

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

    Asked by xXxMackDaddy,

    0 votes
    8 answers

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

    Asked by FlipO/OP,

    0 votes
    2 answers

  14. 1996 E7 350 overflow valve? P7100 pump

    Asked by TrashMan08,

    0 votes
    3 answers

  15. Hard steering rd688sx

    Asked by TrashMan08,

    0 votes
    16 answers

  16. Mack Cruiseliner Parts

    Asked by peteandangie,

    0 votes
    0 answers

  17. R model door repair

    Asked by Hetrick97,

    0 votes
    6 answers

  18. 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

  19. converting a DM690s dump truck into a tractor truck?

    Asked by Lochness,

    0 votes
    3 answers

  20. 87 MACK R686ST

    Asked by TERRY GRAVES,

    0 votes
    1 answer

  21. Window felt

    Asked by vinny933,

    0 votes
    1 answer

  22. 1999 mack cn613

    Asked by Kat,

    0 votes
    1 answer

  23. 85 dump truck speedo spiral gear in wrong area

    Asked by Len vw,

    0 votes
    2 answers

  24. G money

    Asked by G money,

    0 votes
    0 answers

  25. 03-07 Mack Chu613

    Asked by Oldeskool,

    0 votes
    3 answers

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