OnStar Additional Information
See also:
Safety Belts
Safety Belts
Refer to the following sections for important information on how to use safety belts properly.
• Safety Belts on page 3‑12.
• How to Wear Safety Belts Properly on page 3& ...
Recommended Fuel
Use regular unleaded gasoline with a posted octane rating of 87 or higher. If the octane rating is less than 87, an audible knocking noise, commonly referred to as spark knock, might be heard when dri ...
Recommended Fluids and Lubricants
This maintenance section applies to vehicles with a gasoline engine. If the
vehicle has a diesel engine and/or an Allison Transmission, see the maintenance schedule section in the DURAMAX®
Diesel ...





