LOST MY HEAT

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Jan 18, 2013 | 08:16 PM

99greenjeep

Thread Starter

Newbie

Joined: Feb 2012

Posts: 10

Likes: 0

Model: Cherokee

LOST MY HEAT

INSTALLED A NEW HEATER CORE ( FUN) HAD GOOD HEAT FOR A WHILE THEN NOW IT DOESN'T GET HOT AT ALL OH YA ITS COLD OUT.

Jan 18, 2013 | 08:20 PM

losixfor

Junior Member

Joined: Nov 2012

Posts: 62

Likes: 0

From: LaPorte, IN

Year: 1998

Model: Cherokee

Engine: 4.0

I'd try to back flush it. Also try to verify the blend door is functioning. How long has the heater core been in? I just replaced mine, and whew I'm tired

Jan 18, 2013 | 08:27 PM

99greenjeep

Thread Starter

Newbie

Joined: Feb 2012

Posts: 10

Likes: 0

Model: Cherokee

Put it in in july, heat was working great, got a hole in the over-flow line replaced it and purged the system had heat after but not now.

Jan 18, 2013 | 08:49 PM

The Rooster

CF Veteran

Joined: Feb 2011

Posts: 3,074

Likes: 0

From: Bergen County, New Jersey U.S.A.

Year: 1990 Laredo

Model: Cherokee

Engine: 4.0 Inline 6 Renix

Is your jeep coming up to temp ? A weak water pump can also cause no heat....

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