Electrical, Electronics and Lighting

1,492 topics in this forum

1. 1999 R model Mack Fuse box diagram

   By badbob, October 14, 2014
   • 16 replies
   • 44.9k views
   • 
   • fjh
   • August 9, 2023

2. truck shuts off while driving or idling.

   By dirtys diesel, August 8, 2023
   • 3 replies
   • 996 views
   • 
   • JoeH
   • August 9, 2023

3. I need a 12 volt starter for my '48 KB-7 1 2 3 4

   By Joey Mack, March 5, 2023
   • 96 replies
   • 10.9k views
   • 
   • Geoff Weeks
   • August 6, 2023

4. 2017 GU713 No brake lights Can't find fuse box diagram

   By 40 Watt, August 3, 2023
   • 2 replies
   • 14.5k views
   • 
   • Mackpro
   • August 3, 2023

5. Fic module

   By Mike1, August 3, 2023
   • 0 replies
   • 736 views
   • 
   • Mike1
   • August 3, 2023

6. 30MT nose cone.

   By Geoff Weeks, July 24, 2023
   • 0 replies
   • 652 views
   • 
   • Geoff Weeks
   • July 24, 2023

7. Vmac III 9-2 lightning flash code

   By Shortdawg67, July 19, 2023
   • 15 replies
   • 2.7k views
   • 
   • doubleclutchinweasel
   • July 21, 2023

8. 2006 Vision headlight short

   By Jason Chernoff, July 5, 2023
   • 4 replies
   • 984 views
   • 
   • Mackpro
   • July 19, 2023

9. 1991 ch613 lights turn off with key on

   By excavator28, June 13, 2023
   • 2 replies
   • 841 views
   • 
   • excavator28
   • July 13, 2023

10. Relay number 2MR2149M

    By FBGNO, January 23, 2023
    • 4 replies
    • 1.3k views
    • 
    • FBGNO
    • July 11, 2023

11. 1975 R model, positive ground.

    By Full Floater, August 22, 2022
    • 13 replies
    • 3.5k views
    • 
    • dogg rescue
    • July 5, 2023

12. B-73 (B cab with Cummins / 24v start) wiring

    By chillywilly, July 5, 2023
    • 0 replies
    • 765 views
    • 
    • chillywilly
    • July 5, 2023

13. 2006 Mack cv713 electrical issues

    By Trevor785, June 23, 2023
    • 3 replies
    • 1.6k views
    • 
    • Mackpro
    • June 23, 2023

14. Randomly shuts off

    By Mike1, June 11, 2023
    • 1 reply
    • 787 views
    • 
    • Joey Mack
    • June 12, 2023

15. Reverse indicator suddenly quit working as well as lights!

    By Big Blue Mack, June 3, 2023
    • 1 reply
    • 694 views
    • 
    • Joey Mack
    • June 5, 2023

16. 98 CL dash cluster

    By Mack superdog, May 30, 2023
    • 1 reply
    • 846 views
    • 
    • Joey Mack
    • May 30, 2023

17. 2009 Mack CHU613 oil sensors

    By Xtra7973, May 22, 2023
    • 1 reply
    • 1.1k views
    • 
    • Mackpro
    • May 23, 2023

18. 2009 Mack CHU613 cruise and jake not working

    By Xtra7973, September 22, 2022
    • 4 replies
    • 1.3k views
    • 
    • Xtra7973
    • May 22, 2023

19. Brake light switch

    By Erixx0407, May 6, 2023
    • 3 replies
    • 5.3k views
    • 
    • doubleclutchinweasel
    • May 8, 2023

20. Wiring diagram help

    By BigDaz78, May 4, 2023
    • 1 reply
    • 1.3k views
    • 
    • mowerman
    • May 6, 2023

21. Reverse lights 2002 RD688S tri axel dump truck

    By Mike2002, April 27, 2023
    • 5 replies
    • 2.2k views
    • 
    • Joey Mack
    • May 2, 2023

22. Speedo not working

    By 688mack, April 13, 2023
    • 7 replies
    • 1.5k views
    • 
    • Joey Mack
    • May 1, 2023

23. Spn 5319 fmi 31?????

    By jkisul, April 26, 2023
    • 0 replies
    • 1.3k views
    • 
    • jkisul
    • April 26, 2023

24. 2002 Mack CH613 A/C issues

    By Jomorisn, April 14, 2023
    • 2 replies
    • 978 views
    • 
    • fjh
    • April 15, 2023

25. Rebuilding a 1982 DM686s dump

    By Impulse, April 11, 2023
    • 2 replies
    • 880 views
    • 
    • Impulse
    • April 14, 2023