Join Date: Apr 2019
Thanked 13 Times in 12 Posts
So you have an Auto?
No auto has a 1st gear TC lock up. So no exhaust brake in 1st.
5-6 hunting. Are you using tow haul? Lock out a gear if not.
Yes. Noticed this on mine.
Exhaust brake will not engage when crawling down grade, at very low speeds.
As soon as the TC unlocks, your on the brakes.
2015 SLT 3500 CC 68/3.42 SRW Ashtray Delete / EVIC Metric System Deletes 4X4 Bright White with tongue firmly in cheek