OnStar

See also:

Steering Wheel Adjustment
To adjust the steering wheel: 1. Pull the lever down. 2. Move the steering wheel up, down, forward, and backward. 3. Pull the lever up to lock the steering wheel in place. Do not adjust the stee ...

Maintenance I
• Change engine oil and filter. See Engine Oil. An Emission Control Service. • Engine coolant level check. See Engine Coolant (4.6L Engine) or Engine Coolant (3.9L Engine). • Windshield wa ...

A/C OFF DUE TO HIGH ENGINE TEMP
This message displays when the engine coolant becomes hotter than the normal operating temperature. To avoid added strain on a hot engine, the air conditioning compressor automatically turns ...