OnStar Services

See also:

Safety
The Escalade ESV's second-row captain's chairs had the only Latch anchors in this three-row SUV. The Latch anchors are easy to access. The tether anchors are at the bottom of the captain's chair s ...

Engine Oil Life System
The engine oil life system calculates engine oil life based on vehicle use and displays a DIC message when it is necessary to change the engine oil and filter. The oil life system should be reset ...

Service Vehicle Messages
SERVICE AC SYSTEM This message is displayed if there is a problem with the air conditioning system. Take the vehicle to your dealer for service. SERVICE POWER STEERING This message is displa ...