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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.

32789 topics in this forum

  1. Coolant hose question

    By Sp88mj,
    • 12 replies
    • 762 views

  2. Fuel Pump Ballast Resistor

    By Keyav8r,
    • 10 replies
    • 2.5k views

  3. Sway Bars - Front and Rear

    By 89 MJ,
    • 8 replies
    • 755 views

  4. Shift Boot. 1 2

    By hitman72,
    • 32 replies
    • 7.3k views

  5. Header experience

    By tarmac2dirt,
    • 0 replies
    • 359 views

  6. Clicking sound when turning

    By hgeranium,
    • 6 replies
    • 605 views

  7. Clunking noise in rear right side

    By golddigger,   
    • 15 replies
    • 1k views

  8. Unknown Plug

    By JimiGibbs,
    • 3 replies
    • 565 views

  9. Testing Renix Coolant Pressure Bottle, Adapter?

    By knever3,
    • 3 replies
    • 451 views

  10. Weak Brakes - Need Help Diagnosing 1 2

    By dotnetrob,
    • 43 replies
    • 3.8k views

  11. 1990 Jeep mj column shift 2wd to 4wd swap

    By MattK,
    • 3 replies
    • 485 views

  12. Old Navy Is Preaching the Comanche Gospel! $6 MJ Toddler Shirt

    By Salvagedcircuit,
    • 4 replies
    • 590 views

  13. Renix blow-by

    By hgeranium,
    • 24 replies
    • 1.3k views

  14. K Suspension 4 hole injectors, new Chinese?

    By Htchevyii,
    • 11 replies
    • 1k views

  15. Using ON for ACC OK?

    By AnotherOldJeepGuy,
    • 5 replies
    • 488 views

  16. 4.10 TJ Rubicon gearing in 3.07 MJ Dana 44

    By thousender,
    • 14 replies
    • 1k views

  17. No start

    By woodard78,
    • 11 replies
    • 823 views

  18. Getting high beams to work again

    By hgeranium,
    • 5 replies
    • 602 views

  19. Heater Core Recommendations

    By Blaine.D,
    • 21 replies
    • 4.1k views

  20. Thermostat opening temp opinions

    By hgeranium,
    • 6 replies
    • 626 views

  21. What’s this on my oil dipstick?

    By hgeranium,
    • 4 replies
    • 637 views

  22. Manifold install 1 2

    By eaglescout526,
    • 29 replies
    • 1.8k views

  23. Vinyl/rubber flooring

    By derf,
    • 4 replies
    • 620 views

  24. upper control arm help

    By vhfr1289,
    • 6 replies
    • 663 views

  25. help

    By Dylanh86,   
    • 1 reply
    • 461 views
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