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It is misfiring on 5and7 with fire at piug good compressing…

Customer Question
It is misfiring on...

It is misfiring on 5and7 with fire at piug good compressing and has30 lbs pressure at the port

Mechanic's Assistant: How many miles are on the car? Is it a steady misfire? Or random?

It is a 5.3 silverodo with 260000 miles it is steady miss fire

Mechanic's Assistant: What is the make/model/year of your car?

2001 chevy silverodo pickup

Mechanic's Assistant: Are you fixing your vehicle yourself? What have you tried so far?

New plugs and wires new fuel filter at a local garage

Submitted: 10 months ago.Category: Chevy
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Answered in 2 minutes by:
10/19/2017
Chevy Mechanic: kalamykid, Shop Owner/ Tech replied 10 months ago
kalamykid
kalamykid, Shop Owner/ Tech
Category: Chevy
Satisfied Customers: 5,593
Experience: I HAVE OWNED MY OWN SHOP FOR OVER THREE YEARS. I HAVE THE TOOLS AND SOFTWARE TO ANSWERE ALMOST ANY Q
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Have you done a compression test on all the cylinders with all the spark plug out?

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