Electrical, Electronics and Lighting

1,490 topics in this forum

1. Mack cv dash bulbs

   By R.E.D, September 6, 2020
   • 12 replies
   • 5.7k views
   • 
   • mackey58
   • November 5, 2023

2. Starter for 1930 BC Mack

   By mack31, November 1, 2023
   • 0 replies
   • 748 views
   • 
   • mack31
   • November 1, 2023

3. CHR with 6-2 and 6-3 fault codes

   By CTS2, September 12, 2020
   • 12 replies
   • 7.4k views
   • 
   • RedDirt2022
   • October 29, 2023

4. 79 r model volt meter

   By hicrop10, October 20, 2023
   • 22 replies
   • 2.5k views
   • 
   • doubleclutchinweasel
   • October 23, 2023

5. 1999 RD688S

   By JWales, June 6, 2020
   • 6 replies
   • 2.2k views
   • 
   • Joey Mack
   • October 16, 2023

6. 2012 Cxu 613 instruments cluster

   By Scottco, October 7, 2023
   • 1 reply
   • 727 views
   • 
   • Joey Mack
   • October 8, 2023

7. Blower motor

   By Brian L Blaylock, September 25, 2023
   • 2 replies
   • 1k views
   • 
   • Brian L Blaylock
   • September 30, 2023

8. Fuel gauge quits working when engine started. 2003 Mack CH613

   By Dakota, September 3, 2023
   • 6 replies
   • 1k views
   • 
   • Joey Mack
   • September 20, 2023

9. Speedometer drops off while driving

   By jcutler, September 19, 2023
   • 2 replies
   • 1.4k views
   • 
   • Joey Mack
   • September 19, 2023

10. 2013 pinnacle No ignition power

    By Jason Chernoff, September 13, 2023
    • 3 replies
    • 906 views
    • 
    • Joey Mack
    • September 13, 2023

11. 2000 mack RD688S cab wiring harness schematic

    By mcorm, August 30, 2023
    • 11 replies
    • 3.3k views
    • 
    • Joey Mack
    • September 7, 2023

12. R model high beam issue

    By Bill 88 R 688 ST, September 6, 2023
    • 5 replies
    • 992 views
    • 
    • doubleclutchinweasel
    • September 7, 2023

13. High beam problem

    By Dag061583, August 3, 2017
    • 6 replies
    • 10.1k views
    • 
    • Joey Mack
    • August 28, 2023

14. 2010 Mack CXU613 wiring diagram

    By Chase1210, August 26, 2023
    • 0 replies
    • 1k views
    • 
    • Chase1210
    • August 26, 2023

15. 2016 pinnacle problems

    By nahc751, August 26, 2023
    • 0 replies
    • 736 views
    • 
    • nahc751
    • August 26, 2023

16. CHR, E7 454, 1998 (wiring diagram)

    By Bs diesel, August 24, 2023
    • 0 replies
    • 779 views
    • 
    • Bs diesel
    • August 24, 2023

17. CHR, E7 454, 1998 6x4 (engine wiring diagram)

    By Bs diesel, August 22, 2023
    • 3 replies
    • 2.2k views
    • 
    • Vmac3
    • August 23, 2023

18. 2-1 flash code

    By Ricky Beals, August 17, 2023
    • 6 replies
    • 1.6k views
    • 
    • Joey Mack
    • August 21, 2023

19. Fuel tank gauge question

    By Ricky Beals, August 15, 2023
    • 9 replies
    • 1.3k views
    • 
    • MACKS
    • August 16, 2023

20. Electrical malfunction light flashing

    By ghmallard, August 15, 2023
    • 0 replies
    • 652 views
    • 
    • ghmallard
    • August 15, 2023

21. Need some help identifying these

    By Ricky Beals, August 11, 2023
    • 10 replies
    • 1.5k views
    • 
    • Joey Mack
    • August 11, 2023

22. v-mac III code 5-3 and 5-5 with shutdown light and buzzer above 1500 rpm????

    By gumbiegumbie, July 27, 2023
    • 14 replies
    • 2.5k views
    • 
    • Joey Mack
    • August 10, 2023

23. 1999 R model Mack Fuse box diagram

    By badbob, October 14, 2014
    • 16 replies
    • 43.9k views
    • 
    • fjh
    • August 9, 2023

24. truck shuts off while driving or idling.

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

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

    By Joey Mack, March 5, 2023
    • 96 replies
    • 9.8k views
    • 
    • Geoff Weeks
    • August 6, 2023