Broken heater valve fitting?

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03-30-2019, 10:56 PM

#16

lawsoncl

CF Veteran

Join Date: Dec 2017

Posts: 4,043

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Year: 1989

Model: Comanche (MJ)

Engine: 4.0

Quote:

Originally Posted by Coopajeep

Following the spark plug change and removing the hcv without issue the xj is idling somewhat choppy and not smooth like before. Any possible issues that could have surfaced despite my lack of information given?
seems like the choppy ness is half way down my exhaust manifold, muffled clapping

Verify you got the plug wires back in the right place and seated fully on the plugs.

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03-31-2019, 02:19 PM

#17

1976gmc20

Senior Member

Join Date: Dec 2014

Posts: 509

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Received 8 Likes on 5 Posts

Model: Cherokee

Quote:

Originally Posted by cruiser54

My thoughts exactly.

Well, NOW I remember ...

I still have the closed system with the tees from the HCV to the tank on the firewall.

I've got a whole bunch of projects on a whole bunch of vehicles before that conversion. First off is new CV axles in the K1500.