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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.

32875 topics in this forum

  1. Are manual window regulators available new?

    By 1989 comanche mj,
    • 5 replies
    • 2.6k views

  2. Gearing

    By Wood90,
    • 5 replies
    • 1.1k views

  3. Heater control valve position with ac on. Also vaccum can questions

    By 1989 comanche mj,
    • 1 reply
    • 931 views

  4. Cracking Dash in '90 MJ

    By tony,
    • 11 replies
    • 2.4k views

  5. XJ Springs on MJ

    By Thepepenator,
    • 5 replies
    • 2.8k views

  6. Ignition switch trouble

    By Kmr320,
    • 6 replies
    • 1.2k views

  7. What's Going On Behind The Glovebox? (Vacuum Controls)

    By Archaeor,
    • 5 replies
    • 1.5k views

  8. Newer brake calipers...

    By 88whitemanche,
    • 14 replies
    • 3.2k views

  9. Running spacers without rubber insulator

    By Knucklehead97,
    • 6 replies
    • 1.5k views

  10. How to get the parking brake pedal assembly out?

    By 1989 comanche mj,
    • 1 reply
    • 1k views

  11. Messing with leaf springs And Air Bags. Input needed!

    By skidoo_j,   
    • 1 reply
    • 1.4k views

  12. Interchangable Cherokee Donor Parts Questions, starting with Differentials.

    By Dal3,
    • 11 replies
    • 2k views

  13. Convert internal slave to external 92 MJ using 99 xj trans

    By 1989 comanche mj,
    • 2 replies
    • 966 views

  14. Clutch peddle assembly

    By Marine1Texas,
    • 8 replies
    • 1.4k views

  15. Motor mount removal

    By Jackrabbit41,
    • 1 reply
    • 1k views

  16. PSC pump for Renix

    By xjustinx,
    • 5 replies
    • 1.7k views

  17. plasti-dip

    By madog7200,
    • 4 replies
    • 1.7k views

  18. stupid wiring/ground issues

    By Tj1,
    • 6 replies
    • 1.4k views
    • Tj1
    • Tj1

  19. comanche not starting

    By Newton,
    • 3 replies
    • 1.1k views

  20. Coolant in Vacuum Reservoir Canister

    By Comavalanche,
    • 3 replies
    • 1.1k views

  21. Brakes mystery

    By davidh190,
    • 6 replies
    • 1.4k views

  22. No start, no crank, nothing...

    By M1A1TankerTom,
    • 5 replies
    • 1.7k views

  23. Wagoneer front axle

    By Phins789,
    • 3 replies
    • 1.3k views

  24. Wired stereo and still nothing

    By Bubseth,   
    • 7 replies
    • 2.7k views

  25. Starter troubles

    By GeorgiaJeeper93,   
    • 24 replies
    • 3.2k views
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