poor heat 98 Grand cherokee
20

Asked by jb73 Nov 14, 2014 at 07:33 PM about the 1998 Jeep Grand Cherokee Laredo 4WD

Question type: Maintenance & Repair

The heat gets hotter on recirculate than with the vents but this causes the windows to fog
up...thoughts???

3 Answers
24,965

Mark answered 9 years ago

This is normal. On recirculate, outside air is not let into the vehicle which makes the temperature and humidity levels rise fogging up the windows. Check your coolant level to make sure the system is topped off.

Mark helpful
20

jb73 answered 9 years ago

I get that it will get warmer but it's almost no heat without recirculate ... Coolant level is fine and both hoses on the heater core are hot. It's just not producing the heat it should ... This started last year...

2 people found this helpful.
Mark helpful
20

jb73 answered 9 years ago

Ok now I'm thinking just air in the system as I think this started after swapping the radiator ...

Mark helpful

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