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When the Light Is On Steady
This indicates that one or more of the tires are significantly underinflated. A Driver Information Center (DIC) tire pressure message may also display. See Vehicle Messages on page 5‑42 for mor ...

Tips and Troubleshooting Chart
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Vehicle Overview
GMC has redesigned its full-size rear-wheel-drive (RWD) vans for the first time in seven years. The 2003 Savanas get upgraded powertrains, fresh features and an updated appearance. Three industry ...