× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network
Re: 1997 Chevrolet Blazer, failed NOx @ 5015
Posted to Emissions Forum on 1/27/2014

[...trimmed text...]

The scan data shows the oxygen sensors being ready quickly, and the system going into closed loop shortly afterwards. It also shows the fuel trims are good.

Login to read more.