Electrical, Electronics and Lighting

1,443 topics in this forum

1. E7 Engine Brake going intermittent above 1500rpm

   By BucketTrucker688, April 23, 2019
   • 4 replies
   • 1k views
   • 
   • fjh
   • April 23, 2019

2. Cruise control stop working and dash light

   By Moparmike, April 2, 2019
   • 2 replies
   • 1.2k views
   • 
   • turckster
   • April 16, 2019

3. 2006 cxn613 underhood fuse panel

   By Johnnypan, April 11, 2019
   • 1 reply
   • 5.1k views
   • 
   • turckster
   • April 16, 2019

4. Truck shuts off

   By Billy Ammons, March 24, 2019
   • 6 replies
   • 2.3k views
   • 
   • JoeH
   • April 3, 2019

5. horn button parts

   By slingblade, June 27, 2014   

   • steering wheel
   • 4 replies
   • 2.2k views
   • 
   • j hancock
   • March 24, 2019

6. Electronic Malfunction Light Is On

   By Timothy B Demarco, May 3, 2010
   • 6 replies
   • 12.9k views
   • 
   • TAZMASTERXD
   • March 21, 2019

7. R model cab wiring

   By Macktruckman, March 19, 2019
   • 1 reply
   • 1.3k views
   • 
   • 41chevy
   • March 20, 2019

8. 95 RD688S-No Stop or Turn Signals

   By EWB555, March 14, 2019
   • 1 reply
   • 3.2k views
   • 
   • EWB555
   • March 18, 2019

9. Electrical issues on 1978 U-Model Mack -- Need help!

   By Mdmccurr, March 8, 2019
   • 6 replies
   • 3.3k views
   • 
   • 41chevy
   • March 15, 2019

10. 07 MP7 ECM

    By CarolinaMackMan, March 14, 2019
    • 0 replies
    • 1k views
    • 
    • CarolinaMackMan
    • March 14, 2019

11. Speaker wires

    By Coenut, March 6, 2019
    • 2 replies
    • 1.1k views
    • 
    • Coenut
    • March 7, 2019

12. 1993 RD688 windshield wipers

    By MOloghauler, February 28, 2019
    • 6 replies
    • 2.2k views
    • 
    • MOloghauler
    • March 5, 2019

13. Mack Pinnacle CXU 2013 Fuse box diagram

    By Claude@bigmacktrucks, August 15, 2017
    • 3 replies
    • 10.8k views
    • 
    • Mackpro
    • February 28, 2019

14. WATER TEMP GUAGE

    By wilbur, June 21, 2018
    • 4 replies
    • 1.7k views
    • 
    • wilbur
    • February 23, 2019

15. hard starting

    By fwhitesides, February 1, 2018
    • 4 replies
    • 1.6k views
    • 
    • JoeH
    • February 17, 2019

16. 2012 chu am fm radio

    By Mps, February 16, 2019
    • 0 replies
    • 851 views
    • 
    • Mps
    • February 16, 2019

17. need help lights not working only high beam

    By NewGuy, February 13, 2019
    • 4 replies
    • 3.1k views
    • 
    • 41chevy
    • February 14, 2019

18. 96 E7 350 Vmac no start

    By hazzard, February 11, 2019
    • 4 replies
    • 1.1k views
    • 
    • fjh
    • February 11, 2019

19. 07 Mack oil presure pegged out

    By s13muskrat, February 21, 2013
    • 7 replies
    • 11k views
    • 
    • George h
    • February 2, 2019

20. Can’t find wiring diagram for 95 Mack need brake lights keeps blowing fuses

    By Mike giordano sr, January 30, 2019
    • 7 replies
    • 2.8k views
    • 
    • 41chevy
    • January 30, 2019

21. Looking for some after market headlights that work

    By Peter Tyson, November 27, 2017
    • 8 replies
    • 3.7k views
    • 
    • Hyway3
    • January 25, 2019

22. Lightnig Bolt on Dash - Code 1.3

    By mdcrowell, November 18, 2011
    • 4 replies
    • 3.9k views
    • 
    • Hyway3
    • January 25, 2019

23. hyway3

    By Hyway3, January 25, 2019
    • 0 replies
    • 812 views
    • 
    • Hyway3
    • January 25, 2019

24. E-Tech:

    By Rob, January 21, 2019
    • 0 replies
    • 944 views
    • 
    • Rob
    • January 21, 2019

25. Delphi Pins

    By jwmcgregor, January 20, 2019
    • 2 replies
    • 2.3k views
    • 
    • jwmcgregor
    • January 21, 2019