Fuel Filters
GMC Envoy

Where is the fuel filter located on a 2003 GMC Envoy?

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Wiki User
September 13, 2011 10:45AM

Underneath the vehicle on the driver's side. The inlet and outlet fuel hoses are on the same end of the filter and are attached with quick connect fittings. The filter is about 2 inches in diameter and about 3 inches long.