Electrical, Electronics and Lighting

1,499 topics in this forum

1. Wiring Diagram.

   By Mackman686, yesterday at 03:31 AM
   • 0 replies
   • 67 views
   • 
   • Mackman686
   • Yesterday at 03:31 AM

2. Low air buzzer going off all the time.

   By Mackman686, Saturday at 05:00 AM
   • 9 replies
   • 264 views
   • 
   • Geoff Weeks
   • Sunday at 12:54 PM

3. Positive ground

   By hicrop10, Friday at 08:53 PM
   • 8 replies
   • 190 views
   • 
   • hicrop10
   • Saturday at 12:56 AM

4. 11 wire Signal Stat (Sigflare) 900 wiring explained

   By T-Mack1, March 31
   • 0 replies
   • 196 views
   • 
   • T-Mack1
   • March 31

5. Adlake Lamp

   By Cam T, March 22
   • 1 reply
   • 393 views
   • 
   • Truckcrazy
   • March 23

6. Turn signal pigtails

   By Xe18, March 19
   • 4 replies
   • 338 views
   • 
   • Xe18
   • March 19

7. 2001 RD688s Headlights

   By Siscokid, March 15
   • 2 replies
   • 510 views
   • 
   • Siscokid
   • March 16

8. 2004 Mack cv713 instrument cluster problems

   By petehall12, December 3, 2025
   • 10 replies
   • 1.4k views
   • 
   • petehall12
   • February 13

9. Mack Anthem front turn signals/4-way flashers not working need help please

   By Rich Banwait, September 25, 2021
   • 4 replies
   • 5.7k views
   • 
   • Enrique
   • February 2

10. B model headlight upgrade

    By Bumblebee090458, January 18
    • 10 replies
    • 844 views
    • 
    • Geoff Weeks
    • January 27

11. 75 r model wiring help

    By Youngin, December 11, 2025
    • 1 reply
    • 610 views
    • 
    • Bumblebee090458
    • January 18

12. 2015 Mack Pinnacle not starting

    By Vangessela, September 29, 2025
    • 12 replies
    • 2.9k views
    • 
    • Vangessela
    • January 18

13. B model headlight upgrade

    By Bumblebee090458, January 18
    • 0 replies
    • 400 views
    • 
    • Bumblebee090458
    • January 18

14. Reverse mute disable

    By DanToby91, February 6, 2018
    • 3 replies
    • 13.2k views
    • 
    • FleetMech7
    • January 16

15. Major Mack Electrical Issue

    By Midland Oilfield, January 17, 2020
    • 6 replies
    • 5.1k views
    • 
    • John_MP10
    • January 14

16. red lights on 7way circuit chaser

    By green_380, November 15, 2025
    • 2 replies
    • 776 views
    • 
    • revnexis
    • December 31, 2025

17. Cv713 intermittent dead pedal

    By Orange cv713, December 11, 2025
    • 5 replies
    • 842 views
    • 
    • Joey Mack
    • December 20, 2025

18. no reverse lights

    By dark knight, December 3, 2025
    • 6 replies
    • 861 views
    • 
    • dark knight
    • December 17, 2025

19. Mack RD Gauge Panel Light Dimmer Switch Part Number

    By 67RModel, February 17, 2022
    • 3 replies
    • 2.5k views
    • 
    • KP2
    • December 12, 2025

20. 99 rd headlights

    By Mack superdog, December 7, 2025
    • 3 replies
    • 712 views
    • 
    • Joey Mack
    • December 7, 2025

21. Superliner 1 headlight arrangement.

    By Outbehindthebarn, December 6, 2025
    • 4 replies
    • 726 views
    • 
    • Vladislav
    • December 7, 2025

22. 2007 Mack CTP, No brake lights

    By Jaytrucking, October 29, 2025
    • 7 replies
    • 1.2k views
    • 
    • Jaytrucking
    • November 25, 2025

23. Speedometer and wire for 8LL

    By Raven9, November 16, 2025
    • 6 replies
    • 1.2k views
    • 
    • Raven9
    • November 23, 2025

24. 2007 Mack CTP 713 No brake lights

    By Jaytrucking, November 16, 2025
    • 0 replies
    • 623 views
    • 
    • Jaytrucking
    • November 16, 2025

25. 94 ch613 plug in to read mileage?

    By BronsonA2150, November 2, 2025
    • 10 replies
    • 1.4k views
    • 
    • BronsonA2150
    • November 10, 2025