I have a 2003 Chevy Tahoe with a 4.8 SFI with approx 94,000 miles on it. What should the fuel pressure read at the fuel rail shreader valve?
Nov 14, 2007 at 9:59 PM
fuel pressure
CHEVROLET TAHOE
JOHNEVON
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Around 66 psi this guide can help you with the test, you can get a fuel pressure gauge a the auto parts store by renting it for free or cheap.
https://www.2carpros.com/articles/how-to-check-fuel-system-pressure-and-regulator
Here is how to change out the fuel pump if the pressure turns out low. Check out the images (below). Please let us know what happens.
https://www.2carpros.com/articles/how-to-check-fuel-system-pressure-and-regulator
Here is how to change out the fuel pump if the pressure turns out low. Check out the images (below). Please let us know what happens.
Images (Click to enlarge)
Nov 16, 2007 at 2:26 PM
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.