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2009 Chevrolet Traverse LTZ 3.6L Poor Fuel Economy, MIL Lamp on
This is our shop vehicle,originally set this DTC and found one of the post cat o2 sensor's heater shorted.I chose to replace all four of them as the vehicle has been trouble free and they are all the same [...] mil stayed off for several weeks ,then intermitte...
Summary posted 1/15/2014
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Related Documents & Media | VIN | 1GNER33D89 |
| Engine | 3.6 L / 6 cyl / GAS |
| Trans | 6-speed Automatic (Electronic) |
| Delivery | Fuel Injection / setting a P2099 DTC |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Fuel Economy, MIL Lamp On |
| Occurs | Intermittently |
Trouble Codes
| P2099 | Downstream Fuel System Rich - HO2S-22 (Bank 2 Sensor 2) |
Message Closed w/Summary
Vehicle Data
2009 Chevrolet Traverse LTZ
| VIN | 1GNER33D89 |
| Engine | 3.6 L / 6 cyl / GAS |
| Trans | 6-speed Automatic (Electronic) |
| Delivery | Fuel Injection / setting a P2099 DTC |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Fuel Economy, MIL Lamp On |
| Occurs | Intermittently |
Trouble Codes
| P2099 | Downstream Fuel System Rich - HO2S-22 (Bank 2 Sensor 2) |
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