2015 Gmc Sierra 1500 Fan Stays On

2015 Gmc Yukon Fan Stays On. 2015 GMC Yukon XL I replaced the coolant temp sensor and the problem is still there I changed out the thermostat and the temp sensor, but I can't figure out the problem, now the heater blows cold air and the air blows hot air I'm lost please need help TIA

2015 GMC Yukon Review YouTube
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Well, despite my long winded rant this morning, I got in my 2015 Yukon Denali XS and as expected the fan was blaring at cold temp (just started from overnight) I changed out the thermostat and the temp sensor, but I can't figure out the problem, now the heater blows cold air and the air blows hot air I'm lost please need help TIA

2015 GMC Yukon Review YouTube

I replaced the coolent temp sensor and it seemed to have fixed the problem for a couple of weeks. The first step in diagnosing the issue is to check the fuses All fans began running (temp gauge at zero, fans ran when vehicle was turned off and continued to run when restarted) I have 166k miles

2015 Gmc Yukon Fan Running Constantly. After being in the store for 20 minutes and coming home, I noticed engine temp was reading but check engine light on. I have changed the thermostat and it fixed it for a couple of months.

RADIATOR FAN STAYS ON ALL THE TIME CHEVY, CHEVROLET, GMC, BUICK. 16181 posts · Joined 2015 Add to quote; Only show this user All fans began running (temp gauge at zero, fans ran when vehicle was turned off and continued to run when restarted) I have 166k miles