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gmclowsierra · 12-20-2011, 10:53 PM

i would try the gm fuel treatment from the dealer first. the fuels today attack the sensor and sulfer builds on them. the fuel treatment has stuff in it to clean the sensor. ive used it many times and usually works good.

12-20-2011, 10:53 PM	#4
gmclowsierra Registered User Join Date: Mar 2008 Location: williamsport,pa Posts: 329	Re: low fuel light with full tank? i would try the gm fuel treatment from the dealer first. the fuels today attack the sensor and sulfer builds on them. the fuel treatment has stuff in it to clean the sensor. ive used it many times and usually works good.