Buick Rainier Owners Manual

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COOLANT LEVEL LOW ADD COOLANT
This message will display if the coolant is low. See Engine Coolant. ...

Instrument Panel Illumination Control
The brightness of the instrument panel lighting and steering wheel controls can be adjusted. : Move and hold the thumbwheel up or down to brighten or dim the lights. ...

Retrieve My Number
1. Push . System responds: “OnStar ready.”. 2. Say “My Number.” System responds: “Your OnStar Hands-Free Calling number is.” ...