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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.

32532 topics in this forum

  1. 16 gallon vs 23 gallon 1 2

    By eaglescout526,
    • 47 replies
    • 5.1k views

  2. Throttle body modification...

    By Master Guns,
    • 2 replies
    • 246 views

  3. OEM Rear Bumper Question

    By JimiGibbs,
    • 1 reply
    • 212 views

  4. Different radiator needed for engine swap

    By Warren99,
    • 2 replies
    • 269 views

  5. Voltage gauge inaccurate for anyone else?

    By hgeranium,
    • 3 replies
    • 297 views

  6. What are these vacuum lines?

    By Warren99,
    • 3 replies
    • 289 views

  7. Coolant Reservoir Tank Cap Question 1990 4.0

    By AnotherOldJeepGuy,
    • 17 replies
    • 1.1k views

  8. 86 cluster indicator light panel wiring diagram?

    By coheed,
    • 2 replies
    • 170 views

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

    By Gojira94,
    • 1 reply
    • 315 views

  10. New parking brake fix? 1 2

    By cruiser54,
    • 33 replies
    • 7.5k views

  11. Sudden drop in MPG

    By hgeranium,
    • 6 replies
    • 335 views

  12. 87-92 Tail light harness connector source!

    By schardein,
    • 7 replies
    • 2.2k views

  13. Dana 35 Rebuild Questions

    By Yellowoctupus,
    • 13 replies
    • 2.8k views

  14. Custom door cards

    By Aidenmoreno3,
    • 10 replies
    • 973 views

  15. Pulled the trigger on the Oracle Tail Lights

    By BentGear,
    • 5 replies
    • 883 views

  16. Getting cruise control to work again

    By hgeranium,
    • 10 replies
    • 374 views

  17. Winch solenoid upgrade

    By Eagle_SX4,
    • 8 replies
    • 1.3k views

  18. Mildly Rough Clutch Pedal 1 2

    By White_Comanche,
    • 26 replies
    • 2.1k views

  19. Dana 35 Break

    By Ryan Yohanis,
    • 11 replies
    • 566 views

  20. E Fans

    By Muncher,
    • 8 replies
    • 528 views

  21. Grill Cowl Screen 55008832

    By JimiGibbs,
    • 5 replies
    • 802 views

  22. Renix manifold heat shield

    By hgeranium,
    • 9 replies
    • 506 views

  23. Help identifying fuel pump relay

    By Ricky8227,
    • 2 replies
    • 193 views

  24. Rims

    By terryt,
    • 4 replies
    • 377 views

  25. Renix 4.0 throttle link removal and installation

    By hgeranium,
    • 11 replies
    • 700 views
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