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-   -   5.3 swap, suddenly dies (https://67-72chevytrucks.com/vboard/showthread.php?t=768933)

Slowy-gonzalez 08-06-2018 02:06 PM

5.3 swap, suddenly dies
 
so, I have a 57 chevy truck with an ls swap, has been running flawless for a while now, last night about 1 miles from my house it suddenly died, if felt like running out of gas, it crancks over but with start, the fuel is getting there with enough pressure, the ecm is getting power, the coil packs are getting power, I have to check the injectors getting power this afternoon, but other than that I am lost, it doesn't throw any codes, any ideas?
the ecm being used is a E67.

mongocanfly 08-06-2018 03:50 PM

Re: 5.3 swap, suddenly dies
 
how did you check fuel pressure? do you have a gauge at the rails?

Clyde65 08-06-2018 06:41 PM

Re: 5.3 swap, suddenly dies
 
What fuel pump you got? Is it noisy-Er?

4x4k30 08-12-2018 09:31 AM

Re: 5.3 swap, suddenly dies
 
check your maf sensor unplug it and see how it does


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