Electronic Range Select (ERS) Mode
ERS or manual mode allows for the selection of the range of gear positions. Use this mode when driving downhill to limit the top gear and vehicle speed. See Manual Mode.
To use this feature:
Dual Automatic Climate Control System
Vehicle FeaturesTransmission Fluid Cooler Flushing and Flow Test (6T70) Automatic Transmission Unit
GM studies indicate that plugged or restricted transmission oil coolers and pipescause insufficient transmission lubrication and elevated operating temperatures whichcan lead to premature transmission failure. Many repeat repair cases could have beenprevented by following published procedures for tr ...