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2006 Pontiac G6 2.4L MIL Lamp on
Posted to GM Driveability on 1/17/2014 11 Replies

Vehicle came in 2 weeks ago with p0420 code. Asked for rear 02 sensor to be changed. Sensor was replaced and after 1 week of driving the light came back on with the same code. Currently in the shop. I have look at both front and rear 02 sensor reading and they...

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  Related Documents & Media  2006 Pontiac G6

 
Message Closed w/FIX

car Vehicle Data

2006 Pontiac G6

VIN 1G2ZF55B26
Engine2.4 L / 4 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMIL Lamp On

Trouble Codes

P0420Catalyst Efficiency Below Threshold (Bank 1)
Message Closed w/FIX

car Vehicle Data

2006 Pontiac G6

VIN 1G2ZF55B26
Engine2.4 L / 4 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMIL Lamp On

Trouble Codes

P0420Catalyst Efficiency Below Threshold (Bank 1)