No GPS / Menus locked out when vehicle parked
The 13/14 F-150 4" to 8" kits use a harness with the GPSM T harness that shares the same connector as the Traction / Hazard switch at the top of the bezel. Ensure the you have not mistakenly plugged into the hazard connector.
Plugged into the WRONG connector.
https://www.4dtech.com/13-14-ford-f150-4-to-8-touchscreen-conversion-w-sync-2/
https://www.4dtech.com/13-14-ford-f150-4-8-touchscreen-conversion-w-sync-3/