How cold should my air out of vents be on a hundred degree day

Tiny
DSMALLEY
  • MEMBER
  • 1998 AMC
  • 702,029 MILES
Ac on high pulp therm at 78 degrees this is accually a mack truck but its not on the list
Friday, July 6th, 2012 AT 3:01 PM

1 Reply

Tiny
WRENCHTECH
  • MECHANIC
  • 20,758 POSTS
There are many variables for that. A general rule of thumb is that it should be capable of dropping ambient temp by about 25 degrees at the center vent but even that will depend on blower speed, recirculation and air flow across the condenser at the time.
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Friday, July 6th, 2012 AT 4:05 PM

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