| Re: Sunday Chat 04.23.2017 |
Subject: Re: Sunday Chat 04.23.2017 by istter1 on 2017/4/23 18:45:59 Well learned about DEF problem. 4 miles an hour on a freeway ain't safe. It appears GMC Denali Duramax has some bugs to work out. Hopefully it is covered under warranty, if it is tank heater number 1 parts are $260 plus. It wasn't low on DEF |
