This is a 3.2L V6 Trooper. This truck came in with a minor NOX failure (3.5 GPM/3.0 limit). We use a transient test in Mass. I'm calculating a 21% NOX reduction by the EGR using an ASM test at 20 MPH. The cat is doing about 50% reduction and you can see it imp...

FIX posted 7/9/2001

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