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Thanks for that info

Might have found the answer on wikipedia. Its says the 5.3 used in these vans is a 5.3 L vortec rpo code is LFM which does not use the automatic fuel management system. Probably why i haven't seen anything on these posts, hopefully someone can confirm. Thanks

Hi everyone, bout to pull the trigger on 2009 express 1500 awd wheelchair accessible van. Doing research I have come across bad things regarding the AFM feature in the GM 5.3L engine. I might have missed but have not notice any post regarding this. Range Technologies said their afm disabler...