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Is the Block Leaking?

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Old Aug 20, 2004 | 11:08 AM
  #1  
mikeaileen's Avatar
mikeaileen
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Is the Block Leaking?

I own a 98 F150 with a 4.6L and recently experienced a coolant leak. I first thought it was from the water pump however, once I took off the alternator I noticed the leak was coming from behind where the water pump mounts to the block. It looks like there is a port or hose connection that has a black plastic tube connected to it. The leak, a small stream, seemed to be spraying from the transition point on the block, where the port and the block meet (if that makes sense). It was nearly impossible to see more without removing the clutter from around the top of the block. Instead, I chose to use a block sealer and the leak has stopped...for now atleast. Anyone have this problem before? Please help.
 
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Old Aug 22, 2004 | 12:27 AM
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Sorry that no one has replied yet.
I was going to look in the parts catalog today to get a better idea but I forgot. oops
Behind the water pump, in the valley under the intake manifold is a heater pipe. It runs from there to the back of the intake and the heater hose attaches to it. These pipes do leak sometimes. I've never seen a spray from the nipple it attaches to and I'm not sure how the nipple is attached. I've just never looked at that part
Anyone else got an idea?
 
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Old Aug 22, 2004 | 08:50 PM
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If it is the heater hose leaking was the block sealer the right fix short of replacing the heater hose?
 
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