GMC HUMMER EV 2023 Owner's Manual page 225

224 Driving and Operating
Subscription Required Press OnStar Button
Unavailable Turn on Adaptive Cruise Control
Unavailable Lane Ending
Unavailable No Road Information
Unavailable Sensors Can t Find Lane Lines
Super Cruise Message Summary
The owner s required Connected Services subscription may have
ended.
Press the Blue OnStar button in your vehicle to speak with an
OnStar representative, who can help determine the issue and
what actions to take
Adaptive Cruise Control must be on before Super Cruise can be
enabled.
Set speed is not required before enabling Super Cruise.
Adaptive Cruise Control is not required to be engaged before
enabling Super Cruise.
Super Cruise is disabled because the driving lane is ending.
There is no map information available for that portion of the
road. Recent road reconstruction may turn off Super Cruise for
that section of road until new map information is available.
The vehicle is not on the correct type of road. A controlled
access freeway or compatible divided or non-divided road is
required for Super Cruise.
There are lanes entering or exiting on both the left and right
side of the road.
Rain or snow is inhibiting the system s ability to see lane lines.
Direct sunlight is on the front camera at dawn or dusk.
There are missing or poor lane line markings on the road.
There is sun glare on the road surface.
There is heavy rain, puddles, or road spray.