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2012 chevy impala v6 check engine light blinking off and on…

2012 chevy impala v6...

2012 chevy impala v6 check engine light blinking off and on some time have a code reader it's says p0505 p0113 . Took it to dealership they say I need all new coils and plugs could that be possibme

Mechanic's Assistant: The Chevy Mechanic will be able to help you find the right part. Would you like any additional help or materials?

No

Mechanic's Assistant: What's the approximate mileage on your 2012 Impala?

98,000

Mechanic's Assistant: Is there anything else the Chevy Impala Mechanic should know before I connect you? Rest assured that they'll be able to help you.

We change throttle body and mass air flow sensor

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Answered in 3 minutes by:
8/8/2022
Chevy Mechanic: Kurt Mulling,
 replied 1 month ago
Kurt Mulling
Category: Chevy
Satisfied Customers: 3,593
Experience: Lead Tech. at D&DTire
Verified

Hello my name is ***** ***** I'll try to help you with the issue.

The website may prompt you for a call , but that is up to you. It could be it needs plugs and coils but you don't have those codes

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Chevy Mechanic: Kurt Mulling,
 replied 1 month ago

after doing the throttle body did you clear the codes and did they come back?

did you do the idle relearn procedure as well.

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Customer reply replied 1 month ago
I cleared the codes they came backI did it was spit and popping in intakeI just changed them all them a month ago
Chevy Mechanic: Kurt Mulling,
 replied 1 month ago

do you have any new codes?

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Customer reply replied 1 month ago
Only other codes was bank 1 and bank 2 oxygen sensor
Chevy Mechanic: Kurt Mulling,
 replied 1 month ago

that can be from a vacuum leak depending on the code, by the #

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Chevy Mechanic: Kurt Mulling,
 replied 1 month ago

You could also have stopped up CATs. which will cause all the codes and foul out the new spark plugs.

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Customer reply replied 1 month ago
Ok let u know tomorrow when I pick up car
Chevy Mechanic: Kurt Mulling,
 replied 1 month ago

ok

Kurt Mulling
Category: Chevy
Satisfied Customers: 3,593
Experience: Lead Tech. at D&DTire
Verified
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