Quote:
Originally Posted by Bonestock3ott
Just recently had this issue on a 2003 GMC, After watching some videos on you tube, Eric at South main auto is a good resource I purchased a reasonably priced bi directional scanner. With this unit I was able to confirm the vent solenoid was bad ( replaced that part 4 years prior). The money light came back on some more testing and the fuel pressure sensor was not functioning ( fuel pump replaced about 2.5 years ago with a non oem pump assembly and had a cheap sensor ). Replaced sensor and drove the truck long enough for to pass a new York state inspection. Just remember Just because a part is new does not mean it is good.
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True that! It’s sad that quality has suffered over the years