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2016 Chevrolet Sonic LTZ 1.4L Exhaust
I am getting a P0420 code on this sonic, replaced the cat with a walker brand that is known to be good. Code came right back, found a few diagnostic trees talking about only using a OEM cat on the 1.4T. Has anyone have this happen before?
FIX posted 4/18/2025
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Message Closed
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12 Replies Received
12 Replies Received
Related Documents & Media | VIN | 1G1JE5SB3G |
| Engine | 1.4 L / 4 cyl / GAS |
| Trans | 6-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Affected | Exhaust |
Message Closed
Vehicle Data
2016 Chevrolet Sonic LTZ
| VIN | 1G1JE5SB3G |
| Engine | 1.4 L / 4 cyl / GAS |
| Trans | 6-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Affected | Exhaust |
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