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during operation the fuel goes to low and returns
I see a fuel level sensor repair kit available from AC Delco $130 to $150 and the labor is about 3.3 hours to repair as its located in the fuel tank.
Common Problems > GMC Yukon Denali
Q&A > GMC > 2005 GMC Yukon Denali
Q&A > GMC > 1999 GMC Yukon Denali