Apr 23, 2014 · Hi I am new to this forum wondering if someone out there might be able to help. Have a 2012 silverado 2500 LML diesel which is giving me the service vehicle emission system message. …

Apr 15, 2025 · 963 views 13 replies 4 participants last post by FreedomOne Apr 29, 2025

Jan 22, 2018 · Got this message Friday on my 2015 GMC. Check engine light and service emission system came on. Dealer doesn't know what it means either? Truck has 66,000 miles on it so I would …

Sep 23, 2017 · Defects and performance for car and light-duty truck emission control systems are covered for the first 2 years or 24,000 miles, whichever comes first. From the first 2 years or 24,000 …

May 21, 2012 · OK. I traded my 11, which never gave me trouble, for a 12. So far TWICE in the first 1500 miles, it has popped the SES light, with a message in the DIC that says "service emissions …

Jul 15, 2018 · When I went to shut it off the DIC had the message "Service Emission System Now, See owners manual, 175 miles until 65 mph max speed." I did have the air intake tube off while I checked …

Mar 23, 2025 · A buddy of mine called me 3 weeks ago and told me he had just got a message on his dash to service his emissions system. He has a Banks I dash in his truck and I had him read me the …

Sep 13, 2019 · On some 2010-2012 model year Chevrolet Express and GMC Savana vehicles and 2011-2012 model year Chevrolet Silverado HD and GMC Sierra HD vehicles that are equipped with …

Jan 3, 2019 · If not within the specified range, replace the emission reduction fluid tank. 3. Compare the scan tool Ambient Air Temperature to the Reductant Temperature. The readings should be within …

Jul 17, 2016 · Hello all. I have a, what I consider, an interesting problem. A 2012 GMC 2500HD with a LML (160,000KM on engine). I had just recently replaced the coolant o-ring in the flywheel housing …