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Serpentine Belt Tensioner

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Old 04-09-2014, 09:45 AM
  #1  
rocket22
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Default Serpentine Belt Tensioner

Now I am not a rookie to fixing engines, but upon prelim. attempt with a breaker and socket, I was unable to move the pulley at all to remove the belt. this is the 4.6 DOHC cobra engine and this car is new to me. Is there a trick to it or do I bring out the extension bar? Is there a possible seize on this part?

Any ideas?
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Old 04-11-2014, 07:24 AM
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tadpole1969
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Originally Posted by rocket22
Now I am not a rookie to fixing engines, but upon prelim. attempt with a breaker and socket, I was unable to move the pulley at all to remove the belt. this is the 4.6 DOHC cobra engine and this car is new to me. Is there a trick to it or do I bring out the extension bar? Is there a possible seize on this part?

Any ideas?
if there's a 3/4 drive hole on face of the Belt Tensioner then no theres no trick to it just standard removel
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Old 04-13-2014, 01:13 PM
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Z28KLR
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^ Should be 3/8".... Not 3/4". Probably a typo there?

Stick the square end of your ratchet in there and put some weight (or pull) on the handle - I'm not familiar with the front of 4V, but anyway if you can't get it to move then you're probably going the wrong way.

I wouldn't say it's impossible that it's siezed, but I would say unlikely. Most of them can be easily moved by a regular 8" long ratchet but I have encountered one or two before like the one on my 2008 Explorer that damn near requires you to put a bar on the ratchet.

Last edited by Z28KLR; 04-13-2014 at 01:18 PM.
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Old 04-13-2014, 01:30 PM
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school boy
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Z28 pretty much nailed it, but heres a video for a visual.
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