When AC/heater is off hot air is blowing out of the vents

Tiny
ISABELLA11
  • MEMBER
  • 2004 NISSAN SENTRA
  • AUTOMATIC
  • 89,000 MILES
When I drive down the road hot air blows from vents even when AC/heater is off. Also AC does not blow cold. Car is hard to crank.
Thursday, December 6th, 2018 AT 8:26 AM

1 Reply

Tiny
KEN L
  • MASTER CERTIFIED MECHANIC
  • 52,266 POSTS
For the cranking issue please start a new question. Please post your new question here, you must be logged in.

https://www.2carpros.com/questions/new

It sounds like the mode blend door actuator is not working, or the control cable is disconnected. Here is a diagrams below to show you what to look for.

Cheers, Ken
Image (Click to make bigger)
Thumb
Was this
answer
helpful?
Yes
No
Saturday, December 8th, 2018 AT 12:57 PM

Please login or register to post a reply.

Related Heater Content

Heater
GUIDE
Heater
Once the en­gine has been started and has run long enough to warm up the hot coolant is trans­ferred into the heater core which is lo­cated in­side the pas­sen­ger com­part­ment via...
VIEW MORE