O2 sensors bank 1 and bank 2 read no activity

Asked by Chevyguy8489 Jul 27, 2020 at 01:21 PM about the 1999 Chevrolet Silverado 1500 4WD

Question type: Maintenance & Repair

Why am I getting these codes are my catalytic converters
plugged up?

1 Answer

GuruG7VN9 answered 4 years ago

HI I need some help please on my 2001 silverado 1500 truck every time i punch on my gas smoke comes out the tail pipe, when i bought this truck on offer up the original owner told me that bank 1 and bank 2 sensor needs be replaced can this be the cause of the smoke

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