Swap the clock for a switch board. in a 89 Jeep Comanche MJ. It should work for the XJ too. I sourced the switches from amazon ($7). I attached the Autodesk fusion file to change hole sizes of functions. I revised the file to fit better than my original make.
89 Jeep Comanche
Modeled in Autodesk Fusion (free)
Sliced in Ultimaker Cura (free)
Location for the switches https://www.amazon.com/gp/product/B011U1NU90/ref=ppx_yo_dt_b_asin_title_o00_s00?ie=UTF8&psc=1
89_Jeep_MJ_Comanche_XJ_Cherokee_Dash_Clock_Swap_Switch_Panel_No_Holes_v1.f3d | 293.7KB | |
89_Jeep_MJ_Comanche_XJ_Cherokee_Dash_Clock_Swap_Switch_Panel_No_Holes_v1.stl | 136.0KB | |
89_Jeep_MJ_Comanche_XJ_Cherokee_Dash_Clock_Swap_Switch_Panel_with_Holes.f3d | 323.0KB | |
89_Jeep_MJ_Comanche_XJ_Cherokee_Dash_Clock_Swap_Switch_Panel_with_Holes.stl | 279.7KB |