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Am I over thinking this one?
Posted to Technical Discussion Forum on 2/9/1999 12 Replies

Or is this more than it seems?

The vehicle in question is a '97 K1500 5.7L R w/55400 miles on the clock.

It came from a Ford used car lot with a MIL on. P0420 stored. P0420 is a TWC Efficiency Test.

After reviewing and storing F/F and F/R's, I cleared th... Login to read more.

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12 Replies Received (View Replies)