Buick Encore P0442 Engine Code: Causes + How to Fix

One of the most common issues that happens with the Buick Encore is the P0442 trouble code. This code appears when connecting the vehicle to an OBDII scanner and pertains to the emissions system.  While it’s unlikely to cause a breakdown, it can be bothersome and may result in a failed emissions test for your … Read more

Buick Rendezvous P0420: Meaning, Causes, + How to Fix

This page is meant to help you troubleshoot the Buick Rendezvous P0420 trouble code. It covers the P0420 code’s meaning, symptoms, causes, and possible solutions. P0420 is the most common OBDII code and is virtually never a breakdown risk. A failing oxygen sensor or bad catalytic converter are the most common causes of P0420. Table … Read more

Buick Regal P0420: Meaning, Causes, + How to Fix

This page is meant to help you troubleshoot the Buick Regal P0420 trouble code. It covers the P0420 code’s meaning, symptoms, causes, and possible solutions. P0420 is the most common OBDII code and is virtually never a breakdown risk. A failing oxygen sensor or bad catalytic converter are the most common causes of P0420. Table … Read more

Buick Encore P0420: Meaning, Causes, + How to Fix

This page is meant to help you troubleshoot the Buick Encore P0420 trouble code. It covers the P0420 code’s meaning, symptoms, causes, and possible solutions. P0420 is the most common OBDII code and is virtually never a breakdown risk. A failing oxygen sensor or bad catalytic converter are the most common causes of P0420. Table … Read more

Buick Enclave P0420: Meaning, Causes, + How to Fix

This page is meant to help you troubleshoot the Buick Enclave P0420 trouble code. It covers the P0420 code’s meaning, symptoms, causes, and possible solutions. P0420 is the most common OBDII code and is virtually never a breakdown risk. A failing oxygen sensor or bad catalytic converter are the most common causes of P0420. Table … Read more

Buick Regal P0171: Causes, Diagnosis, + How to Fix

One of the most common trouble codes with the Buick Regal is P0171. It indicates that your Buick Regal is running lean on the bank one side.  It’s the most common air/fuel mixture-related code. It’s not the most complicated OBDII trouble code to diagnose. It is also one of the most common codes. The most … Read more

Buick Enclave P0171: Causes, Diagnosis, + How to Fix

One of the most common trouble codes with the Buick Enclave is P0171. It indicates that your Buick Enclave is running lean on the bank one side.  It’s the most common air/fuel mixture-related code. It’s not the most complicated OBDII trouble code to diagnose. It is also one of the most common codes. The most … Read more

Pontiac Vibe P0446: Meaning, Causes, How to Fix

A prevalent issue with the Pontiac Vibe is the P0446 code. This code corresponds to a specific number obtained when connecting your Vibe to an OBDII scanner. A faulty vent control valve most commonly causes P0446. Definition P0446: EVAP System – Vent Control Circuit – Malfunction Symptoms Usually none Common Causes Bad EVAP Vent Control … Read more

Pontiac Torrent P0446: Meaning, Causes, How to Fix

A prevalent issue with the Pontiac Torrent is the P0446 code. This code corresponds to a specific number obtained when connecting your Torrent to an OBDII scanner. A faulty vent control valve most commonly causes P0446. Definition P0446: EVAP System – Vent Control Circuit – Malfunction Symptoms Usually none Common Causes Bad EVAP Vent Control … Read more