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Type: Posts; User: Dtjb

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  1. Replies
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    The milky oil is concentrated under something...

    The milky oil is concentrated under something that looks like a PCV valve. Still not good as it comes from the drivers side valve cover.
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    I found the fuel pressure regulator.

    I'm discouraged by the mess I found in there. I'm trying to attach some pics. I hope it works. There is no vacume line attached to the regulator and I'm not sure where one would come from if there...
  3. do I need new gasket kits before I get started

    do I need new gasket kits before I get started
  4. where IS the fuel pressure regulator on a 99 5.7

    Does the whole manifold really have to come off??
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    OK. Here's the outcome. I did have a bad water...

    OK. Here's the outcome. I did have a bad water pump. I took the radiator out and the replacement drain plug was also bad. It was slightly smaller than the original and would not stay seated. I...
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    I finally discovered the waterpump weeping Sun...

    I finally discovered the waterpump weeping Sun morning when I took the radiator cap off (I guess it created a vacuum ). I changed the pump and took a quick test drive. All seemed well till this...
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    Thanks for the replies and I apologize for taking...

    Thanks for the replies and I apologize for taking so long to reply. I have more info for the mechanical minds here. There is no leak evident. However, with the engine running I took off the...
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    Thanks for the reply. The radiator cap was my...

    Thanks for the reply. The radiator cap was my first move. I replaced the drain plug with one from my local Chevy dealer and took a test drive. Everything seemed fine but one more drive to work...
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    why am I leaking coolant at the drain plug

    I'm loosing coolant. The thermostat is working. The water pump is not leaking and the engine stays cool (when it has coolant) but after a good drive 15 mi. or so the radiator is steamy and coolant...
  10. Thread: Hello

    by Dtjb
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    Hello

    I'm a 20+ year shade tree mechanic and I've always appreciated the relative simplicity of a GMC to work on compared to other vehicles. I found these forums while searching for help on a motorcycle I...
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