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The check engine is on. I have changed all the spark plugs…

Customer Question
Hi the check engine...

Hi the check engine is on. I have changed all the spark plugs and core and ignition core.

Mechanic's Assistant: How many miles are on the car? When did you last change the plugs?

146000

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

2011 Chevy Suburban

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

Now it is giving code of multiple misfires

Mechanic's Assistant: Anything else you want the mechanic to know before I connect you?

No I took to mechanic. It was giving code that #5 is misfiring

Submitted: 1 year ago.Category: Chevy
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Answered in 1 hour by:
6/23/2017
Chevy Mechanic: GM Tech (Cam), Chevy Technician replied 1 year ago
GM Tech (Cam)
GM Tech (Cam), Chevy Technician
Category: Chevy
Satisfied Customers: 15,659
Experience: GM Grand Master Technician 2007. 14 years experience.
Verified

Hi there, I am Cma.

Is the P0300 with a #5 the only code currently set? IF no, can you tell me which codes?

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