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Where is the leak? Oil Pressure Sending Unit Replacement
If you take a look at what the camshaft position sensor looks like (see this one on Amazon), you'll note that the o-ring (colored blue in the photo) is pretty far down the length of the sensor shaft. So the sealing surface is pretty far down below the top of the camshaft position sensor itself...- argus
- Post #81
- Forum: Engine & Drivetrain
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Dropped camshaft sensor bolt--what now?
It's hard to say what the most significant leak was, but I'll note that the (factory original) oil pressure sensor was not screwed in very tight, so that might have been the bulk of what I was seeing down the back. The valley cover gasket seemed to be leaking because, for all ten of the bolts...- argus
- Post #7
- Forum: Engine & Drivetrain
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Mushy Brake Pedal After New Brake Lines
Just curious, which OBD tool did you use? There aren't many that I am aware of that can bleed ABS, and I've wanted one that can do this for a while. Could you elaborate what about pushing the pedal to the floor kills the MC? I'm not saying I don't believe you, I just don't follow. My brakes...- argus
- Post #13
- Forum: Engine & Drivetrain
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Dropped camshaft sensor bolt--what now?
So, in case anyone was wondering how this turned out: I never did find the bolt, and just replaced it with one from the hardware store. If anyone needs the info, the bolt for a GM Gen III small block camshaft position sensor is an M8x1.25, 20mm long flange bolt. A 25mm bolt is too long; it...- argus
- Post #5
- Forum: Engine & Drivetrain
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Dropped camshaft sensor bolt--what now?
Hi all, So, the past several days, I have been working on replacing the intake manifold gasket along with the valley cover gasket, knock sensors, valve cover gaskets, and, while I'm at it, I figured I'd replace the camshaft position sensor and the oil pressure sensor because why not...- argus
- Thread
- Replies: 6
- Forum: Engine & Drivetrain
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Help with Dorman exhaust manifold clamp (passenger rear)
Hi all, I have an '01 Tahoe (4.8L) that the rearmost exhaust manifold bolt on the passenger side has broken off of. I bought a Dorman exhaust manifold clamp (Dorman part #917-142) and attempted installing it today. The procedure went something like this: Pull nearby plug wires. Unbolt...- argus
- Thread
- Replies: 0
- Forum: Engine & Drivetrain
