MJ Tech: Modification and Repairs

32621 topics in this forum

1. New Pump not working/priming JPSU-6P4.0

   By Elwiscon, January 28
   • 13 replies
   • 440 views
   • 
   • hgeranium
   • February 1

2. "Magical" Jump Box!!!

   By NC Tom, January 31
   • 3 replies
   • 214 views
   • 
   • 75sv1
   • February 1

3. Help with unknown plug.

   By JimiGibbs, February 1
   • 3 replies
   • 185 views
   • 
   • eaglescout526
   • February 1

4. High pressure fuel line

   By bruce9, January 29
   • 1 reply
   • 175 views
   • 
   • Thorwon
   • January 31

5. Cover for Winter Storage

   By Porquer, January 29   

   • car cover
   • 0 replies
   • 130 views
   • 
   • Porquer
   • January 29

6. Car Cover for Outdoor Storage

   By Porquer, January 29
   • 0 replies
   • 133 views
   • 
   • Porquer
   • January 29

7. Rear leaf spring

   By Caspar, January 28
   • 11 replies
   • 326 views
   • 
   • 89 MJ
   • January 29

8. 6’ bed mat

   By hgeranium, January 28
   • 6 replies
   • 369 views
   • 
   • fiatslug87
   • January 28

9. Trim Push Pin

   By JimiGibbs, January 26
   • 10 replies
   • 282 views
   • 
   • Gjeep
   • January 27

10. HVAC Vacuum Lines / Blend door actuators

    By MJThadUSAF, January 23
    • 4 replies
    • 203 views
    • 
    • watchamakalit
    • January 23

11. BBK throttle body leaking shaft seals

    By knever3, January 20
    • 10 replies
    • 339 views
    • 
    • Gojira94
    • January 22

12. PSA: Exhaust gasses are HOT🤣

    By fiatslug87, January 7
    • 6 replies
    • 415 views
    • 
    • llhat
    • January 22

13. Renix 4.0 Volvo injectors & California Smog

    By BlackMJ90, January 20
    • 2 replies
    • 251 views
    • 
    • BlackMJ90
    • January 21

14. Cluster qas Gauge Needle

    By jeff_magoo, January 20
    • 1 reply
    • 147 views
    • 
    • eaglescout526
    • January 20

15. Oem paint sourcing

    By Warren99, January 18
    • 5 replies
    • 342 views
    • 
    • AZJeff
    • January 20

16. 1 ton leaf springs

    By Submariner, November 4, 2018
    • 14 replies
    • 3.3k views
    • 
    • ChainsawCHARL1E
    • January 18

17. Wiring help....

    By JimiGibbs, January 12
    • 14 replies
    • 554 views
    • 
    • Ωhm
    • January 18

18. Rear Fender Liner???

    By JimiGibbs, January 13
    • 4 replies
    • 308 views
    • 
    • fiatslug87
    • January 17

19. Thermostat brands

    By eaglescout526, January 10
    • 10 replies
    • 474 views
    • 
    • Spinnakerblue89
    • January 17

20. clutch master cylinder hose fitting for ax-15

    By Everz, January 16
    • 6 replies
    • 275 views
    • 
    • Eagle_SX4
    • January 16

21. Swing out tire carrier

    By Muncher, January 13
    • 10 replies
    • 424 views
    • 
    • Pete M
    • January 16

22. Wonky Heater Hoses

    By Manche757, December 12, 2025
    • 5 replies
    • 408 views
    • 
    • hgeranium
    • January 15

23. Wiring gurus

    By krustyballer16, June 12, 2021
    • 14 replies
    • 2.3k views
    • 
    • Limeyjeeper
    • January 14

24. Door Jamb switch, help!

    By knever3, January 11
    • 7 replies
    • 347 views
    • 
    • ratrapp
    • January 14

25. Is this an MJ/XJ front bumper?

    By 89 MJ, January 13
    • 8 replies
    • 339 views
    • 
    • 89 MJ
    • January 13