1996 Chevrolet Silverado water leak

Tiny
JOE1953
  • MEMBER
  • 1996 CHEVROLET SILVERADO
  • 5.5L
  • V8
  • RWD
  • AUTOMATIC
  • 248,000 MILES
I did a radiator pressure test and I seen Antifreeze running down from the top of the engine left rear but I am not sure it coming from the rear intake manifold gasket I can't see do you think there is where the leak coming from?
Friday, June 20th, 2014 AT 6:00 PM

3 Replies

Tiny
JACOBANDNICKOLAS
  • MECHANIC
  • 109,758 POSTS
If it is coming from the top of the engine, it could be the intake or a head gasket. Freeze plugs are lower on the engine. Can you get a mirror in there to see better?
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Friday, June 20th, 2014 AT 8:03 PM
Tiny
JOE1953
  • MEMBER
  • 620 POSTS
I did use a mirror I couldn' get the mirror all the way in there but I really couldn't see where the leak was coming from but it did look like it was wet around the corner of the intake manifold but I am not so sure about it.
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Friday, June 20th, 2014 AT 9:47 PM
Tiny
JACOBANDNICKOLAS
  • MECHANIC
  • 109,758 POSTS
To be honest, I have seen a lot of intake leaks on this model over the years. Chances are that is the problem. Since the intake has to come off first before you could even get to the head, I think I would dig into it. Once you get enough of the parts out of the way, you may be able to see things better. Plus, if the gasket is bad, you should be able to tell once the intake is removed.
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Saturday, June 21st, 2014 AT 7:04 PM

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