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Old 01-14-2011, 05:01 PM
Art Volmer's Avatar
Art Volmer Art Volmer is offline
Cruise Moab Committee
 
Join Date: Jan 2007
Location: Denver
Posts: 279
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Hey Bruce is it only failing NOX? If the truck is running hot (IE bad thermostat or timing advanced to much) that will cause higher NOX's. NOX's increase as combustion temperatures rise.
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