Using ABS
Do not pump the brakes. Just hold the brake pedal down firmly and let ABS work. You might hear the ABS pump or motor operating and feel the brake pedal pulsate, but this is normal.
See also:
Blank Display
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Engine Oil
For diesel engine vehicles, see “Engine Oil” in the Duramax Diesel Supplement.
To ensure proper engine performance and long life, careful attention must be paid to engine oil.
Following these si ...
Belts
• Belts may need replacing if they squeak or show signs of cracking or splitting.
• Trained dealer technicians can inspect the belts and recommend replacement when necessary. ...