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Old 04-08-2021, 11:00 AM   #1
ChevyTech
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Join Date: May 2004
Location: Minnesota
Posts: 4,620
Re: 5.7 oil pressure sending unit

Yes that looks right for early TBI trucks which had it down by the oil filter.

The photo is from this thread:
http://67-72chevytrucks.com/vboard/s...d.php?t=281315

[/QUOTE]
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For those of you that are wondering why you are not getting replies to your thread:
Did you give the model, year, engine, fuel system type, and transmission information?
If it is modified from what came stock from the factory, let us know that too.

Last edited by ChevyTech; 04-08-2021 at 11:03 AM. Reason: Add photo
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Old 04-08-2021, 05:54 PM   #2
1976gmc20
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Join Date: May 2015
Location: Montana
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Re: 5.7 oil pressure sending unit

Quote:
Originally Posted by sntrym95 View Post
That's an old school oil sending unit used before they integrated a fuel pump relay in to them, so it should be the correct one. What model and year truck?
1989 K1500 (in my signature )

Quote:
Originally Posted by ChevyTech View Post
Yes that looks right for early TBI trucks which had it down by the oil filter.

The photo is from this thread:
http://67-72chevytrucks.com/vboard/s...d.php?t=281315

The one currently on the pickup doesn't look like that at all, other than the part that threads into the engine. From the tapered neck back it's completely covered with some sort of sheet metal cylinder (that I called a "cup") and you can't see or get to the wire connection at all. It's got a slot or slots that the wire went into and disappeared, before I touched it and either broke it completely or just moved it out of the way.

So I'm trying to figure if the cover is supposed to pop off to access the connector ??? But there's not much room and you would need to slide it back up the wire somehow (assuming it wasn't broken) just to disconnect/connect the wire. I'm wondering if it was intended as some sort of heat shield?

I just though maybe someone here had seen something like that and would know how to deal with it?

The sending unit could be just fine if I could get it reconnected, but how? Probably I just need to buy a new one, plus a matching female connector to splice onto the end of the old wire.
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Current/past Chevy/GMC trucks:
1958 Chevy C-60; 1965 GMC C-50; 1965 Chevy C-10; 1971 Chevy K-10; 1973 Chevy K-20; 1976 GMC C-20; 1977 Chevy C-10 Suburban; 1980 Chevy K-10; 1989 Chevy K1500; 1991 GMC V1500 Suburban; 2016 Chevy K2500 HD

Other vehicles: 1988 Jeep XJ; 2011 Toyota 4Runner
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