just a question, are you suppose to be able to get heat from your center vents? i had the heat on today because it was cold and rainy, and heat works, but center vent was blowing cool air (so i closed it) so is it supposed to be for fresh air intake only, or do i have a problem?

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76 300D 108,110 miles
99 Saturn sl1 80,000 miles - moms
91 Grand Marquis 45,000 miles - Grandparents
97 Ford F150 - 16,000 miles - Grandparents
73 Ford Monarch (parked 65,000 miles - Grandparents