Rough idle, runs rough and no power

180,000 MILES • 5.0L • V8 • 4WD
Avatar
AARON DEAN
  • MEMBER
  • 1 POST
Has a rough idle when I give it gas it bogs out. when I give it gas has little to no power more noise than power sounds bad runs badly.
May 22, 2020 at 1:41 PM
Advertisement
Avatar
KASEKENNY
  • ✓Experienced Mechanic
  • 18,907 POSTS
This sounds like a fuel issue. Let's start with checking the fuel pressure. Here is a guide that will help with that:

https://www.2carpros.com/articles/how-to-check-fuel-system-pressure-and-regulator

Another possible cause is a vacuum leak so here is a video that will show how to check for this:

https://youtu.be/4ktw1X4W_-k

Lastly we need to check injector operation if the previous two items check out.

https://www.2carpros.com/articles/how-to-test-a-fuel-injector

https://www.2carpros.com/articles/symptoms-of-low-engine-power

Let us know what you find and we can go from there. Thanks
May 23, 2020 at 1:05 AM
Join 2CarPros for free, one of the most advanced car repair communities on the internet. From first-time drivers to seasoned mechanics, everyone is welcome to reply, share details, and get better answers. You can add a temporary image or video first; uploads are limited to 20 MB.
Ask a Free Question
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.