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Re: 99 Expedition Groan/moan noise on highway
Posted to Technical Discussion Forum on 3/22/2002

Hi Roy and Alan,

Thanks for the tips. Is it OK to engage the 4WD when driving this rig on the freeway? I would be a bit hesitant to do that on dry pavement for fear of a bind-up. Sounds like you may have tried that and no problems doing that. Is that right? ... Login to read more.