Chevy Trailblazer P1133:  Meaning, Causes, and Diagnosis

P1133 can have different definitions depending on the vehicle manufacturer in question.  In the case of the Chevy Trailblazer it means: HO2S Insufficient Switching (Bank 1, Sensor 1) It is typically caused by a failure of the heated oxygen sensor.  But, there can be a few other causes as well.  They are all addressed below. … Read more

Chevy Tahoe P1133:  Meaning, Causes, and Diagnosis

P1133 can have different definitions depending on the vehicle manufacturer in question.  In the case of the Chevy Tahoe it means: HO2S Insufficient Switching (Bank 1, Sensor 1) It is typically caused by a failure of the heated oxygen sensor.  But, there can be a few other causes as well.  They are all addressed below. … Read more

Chevy Suburban P1133:  Meaning, Causes, and Diagnosis

P1133 can have different definitions depending on the vehicle manufacturer in question.  In the case of the Chevy Suburban it means: HO2S Insufficient Switching (Bank 1, Sensor 1) It is typically caused by a failure of the heated oxygen sensor.  But, there can be a few other causes as well.  They are all addressed below. … Read more

Chevy Spark P1133:  Meaning, Causes, and Diagnosis

P1133 can have different definitions depending on the vehicle manufacturer in question.  In the case of the Chevy Spark it means: HO2S Insufficient Switching (Bank 1, Sensor 1) It is typically caused by a failure of the heated oxygen sensor.  But, there can be a few other causes as well.  They are all addressed below. … Read more

Chevy Sonic P1133:  Meaning, Causes, and Diagnosis

P1133 can have different definitions depending on the vehicle manufacturer in question.  In the case of the Chevy Sonic it means: HO2S Insufficient Switching (Bank 1, Sensor 1) It is typically caused by a failure of the heated oxygen sensor.  But, there can be a few other causes as well.  They are all addressed below. … Read more

Chevy Silverado P1133:  Meaning, Causes, and Diagnosis

P1133 can have different definitions depending on the vehicle manufacturer in question.  In the case of the Chevy Silverado it means: HO2S Insufficient Switching (Bank 1, Sensor 1) It is typically caused by a failure of the heated oxygen sensor.  But, there can be a few other causes as well.  They are all addressed below. … Read more

Chevy S10 P1133:  Meaning, Causes, and Diagnosis

P1133 can have different definitions depending on the vehicle manufacturer in question.  In the case of the Chevy S10 it means: HO2S Insufficient Switching (Bank 1, Sensor 1) It is typically caused by a failure of the heated oxygen sensor.  But, there can be a few other causes as well.  They are all addressed below. … Read more

Chevy Malibu P1133:  Meaning, Causes, and Diagnosis

P1133 can have different definitions depending on the vehicle manufacturer in question.  In the case of the Chevy Malibu it means: HO2S Insufficient Switching (Bank 1, Sensor 1) It is typically caused by a failure of the heated oxygen sensor.  But, there can be a few other causes as well.  They are all addressed below. … Read more

Chevy Impala P1133:  Meaning, Causes, and Diagnosis

P1133 can have different definitions depending on the vehicle manufacturer in question.  In the case of the Chevy Impala it means: HO2S Insufficient Switching (Bank 1, Sensor 1) It is typically caused by a failure of the heated oxygen sensor.  But, there can be a few other causes as well.  They are all addressed below. … Read more

Chevy HHR P1133:  Meaning, Causes, and Diagnosis

P1133 can have different definitions depending on the vehicle manufacturer in question.  In the case of the Chevy HHR it means: HO2S Insufficient Switching (Bank 1, Sensor 1) It is typically caused by a failure of the heated oxygen sensor.  But, there can be a few other causes as well.  They are all addressed below. … Read more