Understand the Existing System

The first step in the process is to understand the existing system on a vehicle that is equipped with “Park Assists”. Just for background information, the term “Park Assist” was chosen for a reason. GM will tell you very quickly, this is NOT a safety device. This is for parking ONLY. Their fear is some bonehead will back over someone and claim the backup sensors never warned them. Not being considered a safety device made our lives much easier. That was good news since we had such a terrible time anyway. I could write a book about EMC testing!
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