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MJ Tech: Modification and Repairs

For all your Comanche (MJ) needs.  An excellent place to ask questions, and to discuss modifications and issues.

32733 topics in this forum

  1. Diagnosing Clutch Issues: Help/Advice Wanted

    By NickyV,   
    • 9 replies
    • 1.3k views

  2. Intermittent low idle in drive+dies on initial acceleration

    By hgeranium,
    • 3 replies
    • 462 views

  3. Another Rear Bumper Question

    By JimiGibbs,
    • 3 replies
    • 359 views

  4. 16 gallon vs 23 gallon 1 2

    By eaglescout526,
    • 47 replies
    • 6.1k views

  5. Throttle body modification...

    By Master Guns,
    • 2 replies
    • 367 views

  6. OEM Rear Bumper Question

    By JimiGibbs,
    • 1 reply
    • 323 views

  7. Different radiator needed for engine swap

    By Warren99,
    • 2 replies
    • 402 views

  8. Voltage gauge inaccurate for anyone else?

    By hgeranium,
    • 3 replies
    • 477 views

  9. What are these vacuum lines?

    By Warren99,
    • 3 replies
    • 452 views

  10. Coolant Reservoir Tank Cap Question 1990 4.0

    By AnotherOldJeepGuy,
    • 17 replies
    • 1.6k views

  11. 86 cluster indicator light panel wiring diagram?

    By coheed,
    • 2 replies
    • 327 views

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

    By Gojira94,
    • 1 reply
    • 416 views

  13. New parking brake fix? 1 2

    By cruiser54,
    • 33 replies
    • 8.3k views

  14. Sudden drop in MPG

    By hgeranium,
    • 6 replies
    • 498 views

  15. 87-92 Tail light harness connector source!

    By schardein,
    • 7 replies
    • 2.5k views

  16. Dana 35 Rebuild Questions

    By Yellowoctupus,
    • 13 replies
    • 3.3k views

  17. Custom door cards

    By Aidenmoreno3,
    • 10 replies
    • 1.3k views

  18. Pulled the trigger on the Oracle Tail Lights

    By BentGear,
    • 5 replies
    • 1.1k views

  19. Winch solenoid upgrade

    By Eagle_SX4,
    • 8 replies
    • 2k views

  20. Mildly Rough Clutch Pedal 1 2

    By White_Comanche,
    • 26 replies
    • 2.7k views

  21. Dana 35 Break

    By Ryan Yohanis,
    • 11 replies
    • 839 views

  22. E Fans

    By Muncher,
    • 8 replies
    • 740 views

  23. Grill Cowl Screen 55008832

    By JimiGibbs,
    • 5 replies
    • 1k views

  24. Renix manifold heat shield

    By hgeranium,
    • 9 replies
    • 764 views

  25. Help identifying fuel pump relay

    By Ricky8227,
    • 2 replies
    • 422 views
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