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2013 Buick Encore 1.4L MIL Lamp on
Posted to GM Driveability on 7/11/2019 11 Replies

Came in with code for B1S2 o2 and P0420. Rear converter had a rattle inside. Replaced parts according to codes. Any help with how to test to get repairs completed would be great. al

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  Related Documents & Media  2013 Buick Encore

 
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car Vehicle Data

2013 Buick Encore

VIN KL4CJHSB2D
Engine1.4 L / 4 cyl / GAS
Trans6-speed Automatic (Electronic)
DeliveryFuel Injection / mpfi
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursHot

Trouble Codes

P0420Catalyst Efficiency Below Threshold (Bank 1)
Message Closed

car Vehicle Data

2013 Buick Encore

VIN KL4CJHSB2D
Engine1.4 L / 4 cyl / GAS
Trans6-speed Automatic (Electronic)
DeliveryFuel Injection / mpfi
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursHot

Trouble Codes

P0420Catalyst Efficiency Below Threshold (Bank 1)