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MJ Tech: DIY Projects and Write-Ups

Common Comanche (MJ) projects with complete write-ups and tons of pictures.  Write-ups from all members are welcome.

526 topics in this forum

  1. Rust Repair the Right Way

    By 89 MJ,
    • 18 replies
    • 3.4k views

  2. Removing black coating from windshield trim

    By fiatslug87,
    • 5 replies
    • 1.3k views

  3. Downey Products tonneau cover

    By JMO413,
    • 16 replies
    • 3k views

  4. Upgrading to a Gauge Package W/ Column Shifter 1 2

    By Andy in Pa,
    • 44 replies
    • 22.8k views

  5. Tie Rod End and Draglink Replacement

    By 500 MJ,
    • 7 replies
    • 6.1k views

  6. Bushwacker install. A nice write up.

    By MiNi Beast,
    • 3 replies
    • 5k views

  7. Gauge Calibrations

    By 89 MJ,
    • 4 replies
    • 1.3k views

  8. How to use a auto column in a manual

    By jdog,
    • 7 replies
    • 2.7k views

  9. Full gauge cluster hybrid

    By OldSch88L,
    • 1 reply
    • 1.3k views

  10. breaking into your vehicle (lost keys) 1 2 3

    By JeepcoMJ,
    • 71 replies
    • 22.4k views

  11. Comanche Crew Cab Hood modification - Underhood Heat Venting

    By Britt,
    • 1 reply
    • 1.1k views

  12. How to Match the Mileage When Doing a Full Gauge Swap

    By SatiricalHen,
    • 3 replies
    • 2.8k views

  13. Coolant Filter Install

    By Blaine.D,
    • 21 replies
    • 8.5k views

  14. Sloppy Windsheild Wiper Fix & Wiper Motor Replacement

    By LEAD_NOT_FOLLOW,
    • 16 replies
    • 8.7k views

  15. Bucket seat restoration and repair. (Lots of Pics)

    By mfpdm,
    • 16 replies
    • 26.8k views

  16. Stand alone efi info (91+ HO specific)

    By ghetdjc320,
    • 0 replies
    • 5k views

  17. Factory jack handle clip alternative

    By schardein,
    • 8 replies
    • 2.6k views

  18. Loose Steering Wheel Fix

    By Comanche County,
    • 12 replies
    • 21k views

  19. Roll bar refit

    By Scottybbythesea,
    • 14 replies
    • 5.7k views

  20. Jeep VIN Decoder 1 2

    By HOrnbrod,
    • 28 replies
    • 42.2k views

  21. Comanche Rock Sliders

    By 1989commanche,   
    • 15 replies
    • 4.7k views

  22. 84-86 Clock Connector Conversion

    By eaglescout526,
    • 1 reply
    • 1.9k views

  23. Renix Throttle Position Sensor (TPS) testing / adjustment 1 2

    By BLHTAZ,
    • 41 replies
    • 44.2k views

  24. how does the system work exactly to bypass the fuel pump resistor on 88-90s?

    By Pete M,
    • 13 replies
    • 3.5k views

  25. Behind-the-seat storage

    By jeff351,
    • 2 replies
    • 2k views
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