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**Wgesnerjr** · 08-25-2020, 05:39 PM

I just saw a post in the general section that got me thinking. Does the LS PCM (specifically 2003 5.3 in my case) have an internal cut off to the fuel pump should the engine stop running? (like in a crash or roll over?)

I did not put one in but just wondering if I should?

08-25-2020, 05:39 PM	#1
Wgesnerjr Senior Member Join Date: Jun 2015 Location: Atlanta, GA. Posts: 737	Fuel pump cut off I just saw a post in the general section that got me thinking. Does the LS PCM (specifically 2003 5.3 in my case) have an internal cut off to the fuel pump should the engine stop running? (like in a crash or roll over?) I did not put one in but just wondering if I should? __________________ Jay Gesner Atlanta, GA 1985 C10 Long Bed 4X2 LS 5.3, 4L60E Father/Daughter Project