MJ Tech: Modification and Repairs

32554 topics in this forum

1. 16 gallon vs 23 gallon 1 2

   By eaglescout526, April 3, 2021
   • 47 replies
   • 5.2k views
   • 
   • eaglescout526
   • October 12, 2025

2. Throttle body modification...

   By Master Guns, October 12, 2025
   • 2 replies
   • 259 views
   • 
   • eaglescout526
   • October 12, 2025

3. OEM Rear Bumper Question

   By JimiGibbs, October 12, 2025
   • 1 reply
   • 222 views
   • 
   • eaglescout526
   • October 12, 2025

4. Different radiator needed for engine swap

   By Warren99, October 10, 2025
   • 2 replies
   • 283 views
   • 
   • Warren99
   • October 10, 2025

5. Voltage gauge inaccurate for anyone else?

   By hgeranium, October 9, 2025
   • 3 replies
   • 312 views
   • 
   • hgeranium
   • October 9, 2025

6. What are these vacuum lines?

   By Warren99, October 7, 2025
   • 3 replies
   • 309 views
   • 
   • eaglescout526
   • October 8, 2025

7. Coolant Reservoir Tank Cap Question 1990 4.0

   By AnotherOldJeepGuy, September 28, 2025
   • 17 replies
   • 1.3k views
   • 
   • hgeranium
   • October 7, 2025

8. 86 cluster indicator light panel wiring diagram?

   By coheed, October 7, 2025
   • 2 replies
   • 197 views
   • 
   • coheed
   • October 7, 2025

9. REM II Menu Tree - as of v9.421

   By Gojira94, October 6, 2025
   • 1 reply
   • 328 views
   • 
   • 89 MJ
   • October 6, 2025

10. New parking brake fix? 1 2

    By cruiser54, June 7, 2015
    • 33 replies
    • 7.7k views
    • 
    • NickyV
    • October 6, 2025

11. Sudden drop in MPG

    By hgeranium, October 5, 2025
    • 6 replies
    • 351 views
    • 
    • hgeranium
    • October 6, 2025

12. 87-92 Tail light harness connector source!

    By schardein, January 19, 2020
    • 7 replies
    • 2.2k views
    • 
    • Pete M
    • October 6, 2025

13. Dana 35 Rebuild Questions

    By Yellowoctupus, April 22, 2025
    • 13 replies
    • 2.8k views
    • 
    • Yellowoctupus
    • October 3, 2025

14. Custom door cards

    By Aidenmoreno3, August 10, 2025
    • 10 replies
    • 999 views
    • 
    • Billy Darson
    • October 3, 2025

15. Pulled the trigger on the Oracle Tail Lights

    By BentGear, August 18, 2023
    • 5 replies
    • 914 views
    • 
    • coheed
    • October 2, 2025

16. Getting cruise control to work again

    By hgeranium, October 1, 2025
    • 10 replies
    • 382 views
    • 
    • eaglescout526
    • October 2, 2025

17. Winch solenoid upgrade

    By Eagle_SX4, September 27, 2025
    • 8 replies
    • 1.4k views
    • 
    • Limeyjeeper
    • October 2, 2025

18. Mildly Rough Clutch Pedal 1 2

    By White_Comanche, December 17, 2024
    • 26 replies
    • 2.2k views
    • 
    • White_Comanche
    • October 2, 2025

19. Dana 35 Break

    By Ryan Yohanis, September 30, 2025
    • 11 replies
    • 589 views
    • 
    • ghetdjc320
    • October 2, 2025

20. E Fans

    By Muncher, October 1, 2025
    • 8 replies
    • 548 views
    • 
    • hgeranium
    • October 1, 2025

21. Grill Cowl Screen 55008832

    By JimiGibbs, September 28, 2025
    • 5 replies
    • 819 views
    • 
    • JimiGibbs
    • October 1, 2025

22. Renix manifold heat shield

    By hgeranium, September 30, 2025
    • 9 replies
    • 518 views
    • 
    • garyweb3
    • October 1, 2025

23. Help identifying fuel pump relay

    By Ricky8227, September 30, 2025
    • 2 replies
    • 210 views
    • 
    • llhat
    • September 30, 2025

24. Rims

    By terryt, September 30, 2025
    • 4 replies
    • 386 views
    • 
    • llhat
    • September 30, 2025

25. Renix 4.0 throttle link removal and installation

    By hgeranium, September 30, 2025
    • 11 replies
    • 709 views
    • 
    • AnotherOldJeepGuy
    • September 30, 2025