I have this code in my chevy malibu 2020 -p0420-00. -
How can i. Fix this code p0420-00
My car malibu 2020
Vin:KL1ZA5CS0LB30
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Typically speaking, p0420 is caused by a failed cat, but you could also have a failed 02 sensor, other exhaust issues, or engine issues. Cars that have oil consumption tend to foul out the cat, so I would check oil level and inspect the cat first.
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Engine reduced power
von Victoria Macfarland