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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.

32280 topics in this forum

  1. Question about this parking brake bolt

    By yungupgrade,
    • 2 replies
    • 479 views

  2. IAC Voltage

    By Dandxj,
    • 3 replies
    • 615 views

  3. Pictures needed of 4wd linkage for 86

    By Chad R,
    • 6 replies
    • 480 views

  4. 4.0's favorite oil? (and change interval) 1 2

    By brucecooner,
    • 37 replies
    • 3.6k views

  5. 91 MJ Driver Door Jamb fail

    By pago cruiser,
    • 6 replies
    • 883 views

  6. idle issues

    By Redhawk,
    • 10 replies
    • 1.2k views

  7. Rear window - One piece vs Slider

    By Airborne Janitor,
    • 9 replies
    • 952 views

  8. Renix Adjustable Fuel Pressure Regulator

    By boxyjeep,
    • 1 reply
    • 524 views

  9. Interior - Rear Window panel panel pins

    By Big_Mark,
    • 1 reply
    • 470 views

  10. What is a good brand for a lift in a 1990 pioneer?

    By Jaida1008,
    • 2 replies
    • 435 views

  11. 99 Cherokee Parts?

    By pago cruiser,
    • 6 replies
    • 733 views

  12. Brake Switch Trouble after WJ Booster Install

    By howeitsdone,
    • 4 replies
    • 741 views

  13. Fuel sending unit?

    By yungupgrade,
    • 2 replies
    • 936 views

  14. Bed drainage?

    By scguy,
    • 6 replies
    • 772 views

  15. Gets hot after long, high RPM drive 1 2

    By 89 MJ,
    • 32 replies
    • 1.9k views

  16. Coolant overflow reservoir question

    By Classy Comanche,
    • 6 replies
    • 818 views

  17. R12 -r134a problem

    By 1991mj,
    • 1 reply
    • 471 views

  18. Another source for rear bumpers and suspension

    By ghetdjc320,
    • 5 replies
    • 1.1k views

  19. OE rear shackle

    By Dandxj,
    • 9 replies
    • 776 views

  20. Fuel Tank Vent Hoses

    By Dandxj,
    • 1 reply
    • 611 views

  21. Steering rack and pinion 1 2

    By SeasToSwamps,
    • 33 replies
    • 4.6k views

  22. Transmission

    By 72cut,
    • 2 replies
    • 702 views

  23. Vaccum Harness Items on Drivers Side Engine Bay

    By Salvagedcircuit,
    • 3 replies
    • 500 views

  24. 1989 Jeep Comanche how to install universal ignition switch ?

    By Jrwhite3230,
    • 1 reply
    • 613 views

  25. Looking for good bench seat cover

    By Whitaker717,
    • 21 replies
    • 990 views
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