The 1947 - Present Chevrolet & GMC Truck Message Board Network - View Single Post - Loss of power on acceleration when warm, backfires a lot.

ls1nova71 · 04-06-2021, 10:46 PM

Sounds a lot like a fuel pressure problem. I would hook up the gauge and check pressure while under load if possible. Maybe change the fuel filter if it hasn't been changed in a while.

04-06-2021, 10:46 PM	#2
ls1nova71 Registered User Join Date: Dec 2009 Location: Independence Mo Posts: 4,118	Re: Loss of power on acceleration when warm, backfires a lot. Sounds a lot like a fuel pressure problem. I would hook up the gauge and check pressure while under load if possible. Maybe change the fuel filter if it hasn't been changed in a while. __________________ My '72 short bed build. http://www.ls1tech.com/forums/conver...6-0-4l80e.html 5.3 swap into my RUSTY '71 C10 http://ls1tech.com/forums/conversion...71-c-10-a.html