Donor is an 06 LBZ. I am familiar with the problem that skippie is talking about where the computer will set a code and drop the fuel gauge to empty if not enough change is seen in fuel level. Can this problem be fixed with EFI Live?
2004 GMC Yukon (not xl) 1500 Duramax LLY (Sold)
2004 Suburban 2500 Quadrasteer LT (Sold)
2004 Escalade ESV (ultimate family hauler/tow rig build in progress....)