spiritrider1
Well-known member
I'm sooooo frustrated! I installed HSW, SCCM, Wire to BCM Pin 15 & grounded to dash chassis, replaced HVAC with Heated/Cooled seats & HSW buttons, and all the Forscan programming to enable the buttons to display, "Unreal" theme to see the climate controls on screen...Got my HSW working on my '23 Platinum and wanted to pass along some lessons learned for anyone else. Thanks to all who posted in here especially the forscan codes.
... By the time I had all the modules programmed and cycled accessory mode on/off, HSW and my heated/cooled seat buttons were no longer working. I ultimately realized I needed to start the truck but I'm guessing there's a timeout on them in accessory mode.
But the HSW still doesn't heat even with the button and screen showing it "on". Plus - now my heated seats don't work!! I have an XLT 302A that came with 3 stage heated seats (not cooled).
Is the HVAC I installed not compatible?? I've checked ALL fuses for anything blown, but specifically anything remotely related to the heated seats & wheel: Under the hood # 30, 31, & 38. In the cabin: #13 & 36.
I have not yet looked for power at the SCCM connector but that's my last ditch effort. Is it possible the ground needs to be elsewhere? Do I check for voltage across the two pins or one pin and one to chassis?
It seems most of you guys have Lariat or above. Does anyone have an XLT 302A and can share all the codes you changed? Some of you already shared codes (THANKS!) but again, those appear to be for higher trim levels and I only have heated seats (not cooled). I think it's causing a conflict between my seats/HSW/HVAC and the codes I'm trying are not compatible.
HELP!
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