Electrical, Electronics and Lighting

1,442 topics in this forum

1. Truck voltage problem

   By Jason Chernoff, October 10, 2021
   • 4 replies
   • 1.1k views
   • 
   • Jason Chernoff
   • October 11, 2021

2. 07’ Mack CXU 613 Fuse Problem

   By Danthemanzee, August 18, 2020
   • 2 replies
   • 864 views
   • 
   • mrgumby
   • September 24, 2021

3. Low power lightning bolt

   By Granger65, September 18, 2021
   • 1 reply
   • 853 views
   • 
   • Swishy
   • September 22, 2021

4. Need help please! No side marker light on 04 cx613 but both turn signals work fine.

   By Larry H, September 19, 2021
   • 13 replies
   • 1.3k views
   • 
   • Joey Mack
   • September 20, 2021

5. Midliner CS300p Turn signals

   By TTdigger, September 14, 2021
   • 2 replies
   • 816 views
   • 
   • mrsmackpaul
   • September 14, 2021

6. Mac cxu613 fan clutch

   By Brian Wise, March 24, 2017
   • 5 replies
   • 4.5k views
   • 
   • Ballo70
   • September 10, 2021

7. '99 MACK RD688S, E7 ENGINE W/ VMAC III LOW POWER PROBLEMS

   By Monkey with a wrench, September 2, 2021
   • 4 replies
   • 2.1k views
   • 
   • Monkey with a wrench
   • September 9, 2021

8. cv 713 two outside cab marker lights not working

   By danovak, October 30, 2014
   • 10 replies
   • 12.8k views
   • 
   • Sandy220
   • September 2, 2021

9. 05 chn 613 code 41 no speedometer no power.

   By HER2005, August 31, 2021
   • 0 replies
   • 718 views
   • 
   • HER2005
   • August 31, 2021

10. 95 Mack CH Tractor Brake lights out

    By john510, August 21, 2021
    • 2 replies
    • 900 views
    • 
    • john510
    • August 26, 2021

11. Trailer marker lights relay

    By vinny933, August 24, 2021
    • 1 reply
    • 968 views
    • 
    • vinny933
    • August 24, 2021

12. Mack CHU Daytime running lights relay

    By Glensts, August 24, 2021
    • 0 replies
    • 1.2k views
    • 
    • Glensts
    • August 24, 2021

13. Mack RD 690 S

    By tom1642, February 9, 2013   

    • SPEEDOMETER PROBLEM
    • 12 replies
    • 18.5k views
    • 
    • Vmac3
    • August 21, 2021

14. Positive or negative ground?

    By mackone, August 19, 2021
    • 2 replies
    • 750 views
    • 
    • mackone
    • August 19, 2021

15. Gauge lights not working

    By 88R91RD, September 14, 2014
    • 13 replies
    • 11.9k views
    • 
    • Davidmc
    • August 19, 2021

16. Mack CH, CHN, CHU LED HEADLIGHTS CUSTOM!!

    By 96bulldogpower, September 24, 2018
    • 12 replies
    • 12.3k views
    • 
    • RedEyeDog
    • August 17, 2021

17. Turn signals & 4 ways stop working

    By rickm688, August 16, 2021
    • 0 replies
    • 569 views
    • 
    • rickm688
    • August 16, 2021

18. Are these 2 issues related? 1 2 3 4

    By Dmurph2016, June 19, 2021
    • 84 replies
    • 7.1k views
    • 
    • Dmurph2016
    • August 15, 2021

19. Strange box behind instrument cluster

    By Dalton1, July 15, 2021
    • 5 replies
    • 1.1k views
    • 
    • Dirtymilkman
    • August 6, 2021

20. 2002 Mack Ch 427 6-4 codes Help

    By Jomorisn, August 3, 2021
    • 2 replies
    • 730 views
    • 
    • 880joe
    • August 4, 2021

21. 03 Granite CV713 Low air buzzer wiring

    By DieselDog5.9, July 19, 2021
    • 1 reply
    • 993 views
    • 
    • MACKX
    • July 31, 2021

22. 2000 rd688 ac fuse

    By Moparmike, July 28, 2021
    • 0 replies
    • 672 views
    • 
    • Moparmike
    • July 28, 2021

23. Brake light issue

    By Gravelguy413, July 26, 2021
    • 2 replies
    • 657 views
    • 
    • Joey Mack
    • July 26, 2021

24. Alittle help!

    By Jamesc83, July 25, 2021
    • 4 replies
    • 845 views
    • 
    • Jamesc83
    • July 25, 2021

25. MACK V-MAC III 2.9.4 Software

    By kevgibbs, July 20, 2021
    • 1 reply
    • 1.2k views
    • 
    • Joey Mack
    • July 22, 2021