These codes can be the result of a few things. Engine vacuum leaks, fuel pressure, along with other things can cause them.
Since the vehicle only had 74,000 on it, I can't imagine it is a compression issue. So, lets start by checking to see if there are any leaks that could be causing it. Here is a link that explains how to check for engine vacuum leaks:
Also, make sure the air induction tube between the air box and the throttle body is properly installed.
Let me know what you find
Friday, July 31st, 2020 AT 10:15 PM