Modern Mack Truck General Discussion

2,735 topics in this forum

1. Granitecv713

   By Granitecv713, September 16, 2023
   • 11 replies
   • 1.7k views
   • 
   • fjh
   • September 18, 2023

2. passenger door lock stuck halfway on 2007 granite.

   By byrohoe, August 30, 2023
   • 4 replies
   • 1.4k views
   • 
   • byrohoe
   • September 15, 2023

3. EXCITED! RD888 RESTORATION PROJECT UNDERWAY

   By Louis M Badalamenti, August 23, 2023
   • 12 replies
   • 2.1k views
   • 
   • mowerman
   • September 8, 2023

4. 2004 Mack Ch613 limiting to 1300 rpm

   By Landen, August 23, 2023
   • 2 replies
   • 1k views
   • 
   • Landen
   • August 31, 2023

5. UP pumps

   By Paulieflyer2, August 12, 2023
   • 6 replies
   • 1.1k views
   • 
   • Joey Mack
   • August 20, 2023

6. Def

   By Xe18, August 10, 2023
   • 5 replies
   • 954 views
   • 
   • tjc transport
   • August 11, 2023

7. get rid of the 24" tires or buy a set of new 12.00R24 tires?

   By Fred Goodwin, February 2, 2014
   • 15 replies
   • 5.3k views
   • 
   • Will47
   • August 10, 2023

8. 2014 mack chu613

   By dirtys diesel, August 8, 2023
   • 1 reply
   • 502 views
   • 
   • Mad Ram Trucking
   • August 9, 2023

9. 2016 pinnacle

   By Xe18, August 8, 2023
   • 2 replies
   • 746 views
   • 
   • Xe18
   • August 8, 2023

10. LRU AC constant problems

    By DocWC, April 30, 2019
    • 10 replies
    • 5.9k views
    • 
    • Joey Mack
    • July 28, 2023

11. UPS and Mack 1 2

    By upsguy, January 19, 2019
    • 43 replies
    • 11.7k views
    • 
    • doubleclutchinweasel
    • July 20, 2023

12. 1992 Mack CH 613 No Power

    By msbulldog601, July 11, 2023
    • 8 replies
    • 858 views
    • 
    • Joey Mack
    • July 18, 2023

13. Anyone wanna help me find a motor?

    By Bas00, July 11, 2023
    • 2 replies
    • 613 views
    • 
    • Mark T
    • July 12, 2023

14. Drl Question?

    By QCDriver, February 17, 2007
    • 9 replies
    • 11k views
    • 
    • Mackpro
    • July 12, 2023

15. Questions on split year 2007 MP7 engine?

    By Bas00, July 7, 2023
    • 1 reply
    • 709 views
    • 
    • Mackpro
    • July 8, 2023

16. Code spn 251 fmi 2

    By Concrete cowboy, July 6, 2023
    • 3 replies
    • 2.4k views
    • 
    • Mackpro
    • July 7, 2023

17. MRU613 2015

    By oscar8612, July 5, 2023
    • 2 replies
    • 592 views
    • 
    • oscar8612
    • July 6, 2023

18. Exhaust temp not reading

    By deerehauler, June 13, 2023
    • 2 replies
    • 994 views
    • 
    • deerehauler
    • July 5, 2023

19. Are The Wiring Diagrams for Automatic and Manual GUs Different?

    By KKRT, July 3, 2023
    • 0 replies
    • 466 views
    • 
    • KKRT
    • July 3, 2023

20. Help the 10 speed in my 2006 cxn will not go to hi range

    By cowboy jeff, June 16, 2023
    • 6 replies
    • 1.7k views
    • 
    • Mackpro
    • June 30, 2023

21. Hi. How much work and swearing is involved in swapping the mertinour 10. Speed for a 18 speed modern transmission?

    By cowboy jeff, June 30, 2023
    • 0 replies
    • 443 views
    • 
    • cowboy jeff
    • June 30, 2023

22. 2016 Pinnacle Wiper not working.

    By Coasta101, June 21, 2023
    • 3 replies
    • 950 views
    • 
    • upsman
    • June 29, 2023

23. Swapped Allison to 13 Speed In My GU713, But Truck Will Not Start 1 2 3

    By KKRT, June 15, 2023
    • 53 replies
    • 5.4k views
    • 
    • KKRT
    • June 25, 2023

24. Blower motor issue (heat / a/c )

    By Concrete cowboy, March 22, 2022
    • 7 replies
    • 15.9k views
    • 
    • Joey Mack
    • June 23, 2023

25. 2013 MP-7 Pushing Coolant out of Fill Cap

    By BuckeyeFloridian, June 16, 2023
    • 0 replies
    • 620 views
    • 
    • BuckeyeFloridian
    • June 16, 2023