OnStar Services

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 3‑15. • How to Wear Safety Belts Properly on page 3& ...

How to Check Lubricant
To get an accurate reading, the vehicle should be on a level surface. 1500 Series A. Fill Plug B. Drain Plug All Except 1500 Series A. Fill Plug B. Drain Plug • When the differential is c ...

How to Check
Use a good quality pocket-type gauge to check tire pressure. Proper tire inflation cannot be determined by looking at the tire. Check the tire inflation pressure when the tires are cold, meaning t ...