OnStar Services

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A breakthrough interior
The Buick Regal's finely crafted, sporty and well-appointed interior builds on the exceptional attention to detail found in the Enclave and LaCrosse, blending signature styling cues with contempor ...

Dual Automatic Climate Control System
The heating, cooling, and ventilation for the vehicle can be controlled with this system. English Shown, Metric Similar A. Driver and Passenger Heated Seats (If Equipped) B. Driver and Passeng ...

Power Steering Fluid
See Engine Compartment Overview  for reservoir location. When to Check Power Steering Fluid It is not necessary to regularly check power steering fluid unless a leak is suspected in the syste ...