Buick Rainier: P0171 and P0174 Diagnosis

P0171 and P0174 both indicate that there is a lean condition present in your Buick Rainier.  By themselves, these are some of the most common OBD2 codes.   When they appear together, it indicates that the entire engine is running lean. Definition Both of these codes are generic, which means they have the same meaning … Read more

Buick Lucerne: P0171 and P0174 Diagnosis

P0171 and P0174 both indicate that there is a lean condition present in your Buick Lucerne.  By themselves, these are some of the most common OBD2 codes.   When they appear together, it indicates that the entire engine is running lean. Definition Both of these codes are generic, which means they have the same meaning … Read more

Buick LeSabre: P0171 and P0174 Diagnosis

P0171 and P0174 both indicate that there is a lean condition present in your Buick LeSabre.  By themselves, these are some of the most common OBD2 codes.   When they appear together, it indicates that the entire engine is running lean. Definition Both of these codes are generic, which means they have the same meaning … Read more

Buick Envision: P0171 and P0174 Diagnosis

P0171 and P0174 both indicate that there is a lean condition present in your Buick Envision.  By themselves, these are some of the most common OBD2 codes.   When they appear together, it indicates that the entire engine is running lean. Definition Both of these codes are generic, which means they have the same meaning … Read more

Buick Cascada: P0171 and P0174 Diagnosis

P0171 and P0174 both indicate that there is a lean condition present in your Buick Cascada.  By themselves, these are some of the most common OBD2 codes.   When they appear together, it indicates that the entire engine is running lean. Definition Both of these codes are generic, which means they have the same meaning … Read more

Ford Falcon: P0171 and P0174 Diagnosis

P0171 and P0174 both indicate that there is a lean condition present in your Ford Falcon.  By themselves, these are some of the most common OBD2 codes.   When they appear together, it indicates that the entire engine is running lean. Definition Both of these codes are generic, which means they have the same meaning … Read more

Chevy Blazer: P0171 and P0174 Diagnosis

P0171 and P0174 both indicate that there is a lean condition present in your Chevy Blazer.  By themselves, these are some of the most common OBD2 codes.   When they appear together, it indicates that the entire engine is running lean. Definition Both of these codes are generic, which means they have the same meaning … Read more

Chevy Trax: P0171 and P0174 Diagnosis

P0171 and P0174 both indicate that there is a lean condition present in your Chevy Trax.  By themselves, these are some of the most common OBD2 codes.   When they appear together, it indicates that the entire engine is running lean. Definition Both of these codes are generic, which means they have the same meaning … Read more

Chevy Uplander: P0171 and P0174 Diagnosis

P0171 and P0174 both indicate that there is a lean condition present in your Chevy Uplander.  By themselves, these are some of the most common OBD2 codes.   When they appear together, it indicates that the entire engine is running lean. Definition Both of these codes are generic, which means they have the same meaning … Read more

Volkswagen Eos: P0171 and P0174 Diagnosis

P0171 and P0174 both indicate that there is a lean condition present in your Volkswagen Eos.  By themselves, these are some of the most common OBD2 codes.   When they appear together, it indicates that the entire engine is running lean. Definition Both of these codes are generic, which means they have the same meaning … Read more