crwdns2934241:0crwdne2934241:0 Tugs

crwdns2934249:0crwdne2934249:0:

Check the EGR valve and make sure it isn’t stuck open or closed, it can cause a engine light at highway speeds sometimes my 90 does the same thing

crwdns2915684:0crwdne2915684:0:

open