Buick Rainier Owners Manual

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Trunk Release
To open the trunk, press on the Remote Keyless Entry (RKE) transmitter or press the touchpad under the vehicle emblem. See Trunk  for additional information. ...

Brake Wear
This vehicle has disc brakes. Disc brake pads have built-in wear indicators that make a high-pitched warning sound when the brake pads are worn and new pads are needed. The sound can come and go ...

Underbody Maintenance
Chemicals used for ice and snow removal and dust control can collect on the underbody. If these are not removed, corrosion and rust can develop on the underbody parts such as fuel lines, frame, ...