Check Engine Light Codes – Auto Repair Procedures

What causes a P0171 code From an automotive technician perspective?

I know when you see the check engine light is on a while you are driving or when you are starting a vehicle as it can frustrate. I know this because I have experienced it for myself. You can drive...

What is Code P0455

Many years I am working in the automotive industry and I have seen this code P0455 often. There are many reasons to cause the P0455 code. But first you have understood what is code P0455 for and its...

Courses & Membership

Welcome to the Auto Repair Procedure blog. My name is Lucas Vo. I have dual degree in B.S. Business Administration and Automotive Technology. I was working in the automotive industry for 10 years and ASE certified. During the 10 years I have worked and wrote repair procedures from electrical diagnostics and repaired everything on cars and trucks. I would like to share all of my knowledge from diagnostics to mechanical repairs.

Online Course: How To Maintenance Your Vehicle & Save Money

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