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Misfire in cylinder #1 replaced coil and spark plugs, engine…

Customer Question
Misfire in cylinder #1...

Misfire in cylinder #1 replaced coil and spark plugs, engine light on and flashing. Put in injector cleaner also.

Mechanic's Assistant: Just to clarify, can you tell me which light it is? And does it blink first, then stay on steady?

Stayas on steady then blinks

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

2005 Chevy Trailblazer LT

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

Yes and replacewd coil in #1 cylinder and new spark plugs

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

Thats it

Submitted: 8 months ago.Category: Chevy
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Answered in 4 minutes by:
9/30/2017
Chevy Mechanic: JOHN aka Eauto, The Car Guy replied 8 months ago
JOHN aka Eauto
JOHN aka Eauto, The Car Guy
Category: Chevy
Satisfied Customers: 17,112
Experience: ase tech
Verified

Hi . Thank you for asking your question on JustAnswer.

any other codes? have you checked compression?

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Customer reply replied 8 months ago
Just P0301
Chevy Mechanic: JOHN aka Eauto, The Car Guy replied 8 months ago

Have you checked compression? can you swao the injector with another cylinder to see if the missfire moves?

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Customer reply replied 8 months ago
No, did not check compression.
Chevy Mechanic: JOHN aka Eauto, The Car Guy replied 8 months ago

can you swap the injector with another cylinder to see if the missfire moves?

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Customer reply replied 8 months ago
No, do not need call
Chevy Mechanic: JOHN aka Eauto, The Car Guy replied 8 months ago

thats site automated its not me ignore those messages

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Chevy Mechanic: JOHN aka Eauto, The Car Guy replied 8 months ago

can you swap the injector with another cylinder to see if the missfire moves?

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Customer reply replied 8 months ago
no
Chevy Mechanic: JOHN aka Eauto, The Car Guy replied 8 months ago

well its either a electrical issue or internal engine or a failed injector can you perform a compression test?

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Customer reply replied 8 months ago
Thanks , for NO HELP.
Chevy Mechanic: JOHN aka Eauto, The Car Guy replied 8 months ago

how is that no help... a missfire can be weak compression or a bad valve (internal engine failure) a bad spark plug or ignition coil....a bad injector or a wiring issue to the injector or coil... im trying to help you..i asked if you could perform a few basic daignostic tasks and your answer was no...im trying to help

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Chevy Mechanic: JOHN aka Eauto, The Car Guy replied 8 months ago

help me help you

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