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 FeaturesTires and Wheels Description and Operation (Equipment) Wheels
GM Recommended Tire BalancerHunter RF33 Road Force balancer or equivalent with thefollowing options:Auto Clamp – allows for centering repeatability andprevent damage to the wheel.Wheel Lift – helps prevent wheel damage and assistsin the accuracy of the placement to the collet.Laser System for We ...