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No start after oil pump replacement

Just replaced my oil pump. And yes the engine has been rebuilt before, not all 400k are on these internals lol. But they didn't do the oil pump. However, I just buttoned everything up and went to start the truck up. NO start. I have no idea why not. I know for a fact I'm getting fuel. But...
- Donaven361
- Thread
- Jul 29, 2022
- Replies: 23
- Forum: Engine Performance + Maintenance
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97 5.7 low oil pressure fix?

Howdy y'all, I'm having oil pressure problems, just wanted to see if there's anything else to do before I go and replace the oil pump. No reason to believe the sending unit is reading incorrectly. It tracks how it's supposed to, doesn't bounce around. It's just after the engine warms up, and...
- Donaven361
- Thread
- Jul 25, 2022
- 1997 5.7 k2500
- Replies: 6
- Forum: Engine Performance + Maintenance
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No idea what's wrong with my 1997 Chevy 2500HD

I have a 97' Chevy 2500HD 5.7 L31. The truck runs fine at idle and under low load around town. No misfires, and starts right up. Only thing is when you actually press on the gas > ~30% throttle the engine puts out no power, and jerks around like it's stalling out or misfiring. Whens it finally...
- Donaven361
- Thread
- Dec 22, 2021
- Replies: 12
- Forum: Engine Performance + Maintenance