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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.

32377 topics in this forum

  1. Engine swap in California

    By Ryans88,
    • 4 replies
    • 527 views

  2. Late Valve cover upgrade, CCV update

    By Htchevyii,
    • 3 replies
    • 422 views

  3. Aftermarket Fender Quality/Fitment?

    By big66440,
    • 3 replies
    • 439 views

  4. 1989 wiring manual

    By Dal3,
    • 4 replies
    • 498 views

  5. MJ seat risers- not necessarily a new topic

    By Jeepers8606,
    • 2 replies
    • 310 views

  6. Yet another bucket seat question

    By Aidenmoreno3,
    • 7 replies
    • 1k views

  7. Shackle relocation options?

    By Eagle_SX4,
    • 0 replies
    • 347 views

  8. ISA not working , 2.5 L

    By HellCreek,
    • 16 replies
    • 941 views

  9. Brake Pedal Going to Floor in my 87 2.5L

    By MississippiComanche,
    • 3 replies
    • 488 views

  10. 37’s?

    By that88jeepMJ,
    • 4 replies
    • 439 views

  11. Where should this connect?! EGR? Vac?

    By Skorpyo,
    • 2 replies
    • 329 views

  12. Tonneau Cover

    By dodger6768,
    • 6 replies
    • 830 views

  13. Heater vent modes not working: solved

    By BlueDove91,
    • 3 replies
    • 377 views

  14. AX-15 upgrades/other transmissions 1 2

    By speeding_infraction,
    • 27 replies
    • 4.2k views

  15. Vinyl Repair

    By JZLAJeep,
    • 4 replies
    • 364 views

  16. TBI or Carb? '86 2.5L to 3.4L upgrade 1 2

    By FigurativeGarbage,
    • 26 replies
    • 4.5k views

  17. coolant temperature sensor oddity

    By EUREKA,
    • 5 replies
    • 389 views

  18. Air conditioner vacuum lines

    By Aussiemj,
    • 1 reply
    • 274 views

  19. transfer case yoke chirping

    By brucecooner,
    • 3 replies
    • 514 views

  20. Replacement door hinge pin bushings?

    By EUREKA,
    • 23 replies
    • 2.3k views

  21. Rough country 3” lift

    By JacobVS,
    • 5 replies
    • 448 views

  22. Looking for some input on tires

    By Brewinghokie,
    • 9 replies
    • 595 views

  23. Starts, dies, then cycles ON-OFF-ON without key moving

    By acfortier,
    • 18 replies
    • 876 views

  24. Factory Rear Splash Guards Install Question

    By robfg67,
    • 7 replies
    • 445 views

  25. Switching From Renix to OBD11 ~Staying RENIX~ 1 2

    By Drahcir495,
    • 41 replies
    • 3.3k views
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