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Last post on Nov 29, 2010 at 4:31 PM
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Ford Expedition
#1 of 2 What side is Bank "A" on 98 Expedition?
by sparky1990
Nov 02, 2009 (5:09 pm)
hello, I have a message for the "O2" sensor bank "A" Bad
so my question since there are 3 of these O2 sensors on my truck is; "Which side of the truck is "Bank A "Please?
I can't afford to replace all three right now they cost $50 each. Thanks n God Bless
#2 of 2 Re: What side is Bank "A" on 98 Expedition? [sparky1990]
by wannarun
Nov 29, 2010 (4:31 pm)
Not sure which side is bank A. But I have a 98' and it has 4 of them 2 upstream and 2 downstream.That's on a 4.6 motor.Shop told me it's usually the upstream ones that go bad first.