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 …

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 …

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 …

Jul 15, 2018 · Service Emission System Now code after changing fuel filter Jump to Latest 37K views 10 replies 7 participants last post by mitchellunsworth Dec 13, 2024 SDJarhead …

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 …

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 …

Dec 27, 2015 · I have read a lot of posts now related to the emission issues and almost all posts limit the troubles with the 2011-2012 trucks. Well mine is a 2013 and is having the same troubles.

Oct 1, 2017 · Emission Control Systems 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.

Feb 23, 2022 · Have a 2016 HD Z71 2500. 137K miles. Very well taken care of, I’m only owner. Just got a message on my display that says “175 miles to max 65mph” Is my emission system …

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 …