 
				
	| 2010 GMC Acadia SLE 3.6L MIL Lamp on Truck came in with two codes p0050 heater control circuit b2s1 and p0154 HO2S insufficient activity b2s1. Heater circuit was open. We replaced the sensor with a Bosch sensor. This corrected the heater control problem but not the p0154 code. The sensor showed 4... 
                        
                            FIX posted 5/15/2016
                               
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| VIN | 1GKLRLED7A | 
| Engine | 3.6 L / 6 cyl / GAS | 
| Trans | 6-speed Automatic (Electronic) | 
| Delivery | Fuel Injection | 
| Emissions | OBD-II Compliant | 
| Symptoms | MIL Lamp On | 
| Occurs | Always | 
Trouble Codes
| P0050 | Heated Oxygen Sensor (Bank 2 Sensor 1) Heater Circuit Malfunction | 
| P0154 | Air Fuel Sensor (Bank 2 Sensor 1) Heater Circuit Malfunction | 
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             Vehicle Data
 Vehicle Data
                2010 GMC Acadia SLE
| VIN | 1GKLRLED7A | 
| Engine | 3.6 L / 6 cyl / GAS | 
| Trans | 6-speed Automatic (Electronic) | 
| Delivery | Fuel Injection | 
| Emissions | OBD-II Compliant | 
| Symptoms | MIL Lamp On | 
| Occurs | Always | 
Trouble Codes
| P0050 | Heated Oxygen Sensor (Bank 2 Sensor 1) Heater Circuit Malfunction | 
| P0154 | Air Fuel Sensor (Bank 2 Sensor 1) Heater Circuit Malfunction | 
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