Slow filling gas in 2008 youkon

Asked by Danness1954 Jan 30, 2023 at 02:01 PM about the 2008 GMC Yukon Denali

Question type: Maintenance & Repair

I have blown through all lines, replaced fuel module, and evap canister.
Still having problem filling gas tank. Keeps kicking off pump.

1 Answer

311,515

My old Yukon would do the same thing, never found out why, but did learn that if the fuller hose was put in too far it would kick off, but if it was pulled out about 1.5 inches it would go ahead and fill properly, you might need to experiment and find what work for your rig.

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