Electrical, Electronics and Lighting

1,492 topics in this forum

1. 94 Mack heater valve location

   By BronsonA2150, August 12, 2025
   • 6 replies
   • 1.1k views
   • 
   • Joey Mack
   • September 4, 2025

2. Ecm programming for behr fan clutch

   By Playinghooky13, August 21, 2025
   • 0 replies
   • 1.5k views
   • 
   • Playinghooky13
   • August 21, 2025

3. Cb radio for 13 pinnacle

   By Dmurph2016, August 18, 2025
   • 5 replies
   • 1k views
   • 
   • The Heinz
   • August 21, 2025

4. B42 starter

   By farmtime, August 16, 2025
   • 7 replies
   • 885 views
   • 
   • Geoff Weeks
   • August 18, 2025

5. 2006 Mack CV713 A/C Cuts Out Erratically

   By KevenH, July 18, 2025
   • 22 replies
   • 1.8k views
   • 
   • KevenH
   • July 22, 2025

6. Electrical short off the air brake dilemma

   By AtlanticCartage, June 16, 2025
   • 2 replies
   • 848 views
   • 
   • Joey Mack
   • July 14, 2025

7. 1996 RD688 short to frame

   By CrocEyes, June 11, 2025
   • 4 replies
   • 1.2k views
   • 
   • CrocEyes
   • June 23, 2025

8. Rack position Sensor above normal

   By Mackondistress, June 3, 2020
   • 2 replies
   • 2.8k views
   • 
   • premierhaulingPH1
   • June 18, 2025

9. DieselLink or NexIQ adapter?

   By JoeH, December 8, 2021
   • 6 replies
   • 3.2k views
   • 
   • dieselworking
   • June 14, 2025

10. Possible ECM issue

    By GGTtexas, June 9, 2025
    • 4 replies
    • 1.2k views
    • 
    • Geoff Weeks
    • June 12, 2025

11. Alternator issues 1 2

    By cruiseliner64, June 4, 2025
    • 36 replies
    • 3.2k views
    • 
    • mowerman
    • June 9, 2025

12. 07 Granite CTP 713. Electrical issue 1 2

    By CmLandWorx, May 5, 2025
    • 37 replies
    • 4.5k views
    • 
    • CmLandWorx
    • May 18, 2025

13. Total Loss Of Electrical Power

    By Farmer Harv, April 20, 2010
    • 7 replies
    • 12.6k views
    • 
    • Joey Mack
    • May 14, 2025

14. Brake lights when no air pressure

    By hjgtrucking, April 29, 2025
    • 7 replies
    • 1.5k views
    • 
    • hjgtrucking
    • May 14, 2025

15. Jakebrake

    By madman1, April 26, 2025
    • 5 replies
    • 1.3k views
    • 
    • mechohaulic
    • April 26, 2025

16. Antique Leece Neville alternator update kit

    By Geoff Weeks, February 24, 2025
    • 13 replies
    • 2k views
    • 
    • mowerman
    • April 25, 2025

17. 91 superliner electronic tach

    By 70GMC, April 16, 2025
    • 1 reply
    • 1k views
    • 
    • Geoff Weeks
    • April 19, 2025

18. 7-2 Code 2000 Mack CH613

    By CharlieK, June 17, 2016
    • 10 replies
    • 4.7k views
    • 
    • Gorilla
    • April 11, 2025

19. 2015 mack pinnacle no crank no start

    By mackrmodel686st, December 30, 2024
    • 21 replies
    • 3.4k views
    • 
    • honkyshaq
    • March 22, 2025

20. 2005 chn613 brake lights not working

    By Robd1225, March 13, 2025
    • 3 replies
    • 1.2k views
    • 
    • Joey Mack
    • March 13, 2025

21. Dash Junction Block INBOARD - RW Series

    By Arny, February 22, 2025
    • 2 replies
    • 1.4k views
    • 
    • Arny
    • March 1, 2025

22. Odometer not working but speedometer is

    By BronsonA2150, February 24, 2025
    • 3 replies
    • 1.2k views
    • 
    • BronsonA2150
    • February 28, 2025

23. Looking to purchase a usedVMAC Part#12MS51M7 and BOSCH ECM part# 12MS45M4

    By Vicstruckservice, February 17, 2025
    • 1 reply
    • 1k views
    • 
    • 880joe
    • February 25, 2025

24. 2004 Mack CH 613

    By Tyler97, February 13, 2025
    • 6 replies
    • 1.2k views
    • 
    • Tyler97
    • February 13, 2025

25. 94 ch600 dash gauges stop working when headlamps are on.

    By Davenport, February 13, 2025
    • 5 replies
    • 1.1k views
    • 
    • Joey Mack
    • February 13, 2025