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changed coolant in truck now fan runs all the time


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bigLB
New User

Nov 12, 2019, 3:16 PM

Post #1 of 2 (127 views)
changed coolant in truck now fan runs all the time Sign In

after changing the antifreeze in my truck the fan never shuts off. i have checked the fuse its good there are 2 little green micro relays on top
and cant find anything

2014 chevy silverado work truck


Hammer Time
Ultimate Carjunky / Moderator
Hammer Time profile image

Nov 12, 2019, 3:33 PM

Post #2 of 2 (125 views)
Re: changed coolant in truck now fan runs all the time Sign In

Check your coolant temp sensor. If it is unplugged or the connection is damaged in any way, it will default to full time fan and your fuel mixture will go full rich.



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