Owner's Manual
Page 292
... Schedule to determine what kind of lubricant to check the lubricant. See Scheduled Maintenance (Gasoline Engine) on page 6-4. The proper level for the 2500 and 3500 Series is from 0 to 1 5/8 inch (40 mm) below the bottom of the filler plug hole. Rear Axle When to Check Lubricant Refer to the...
... Schedule to determine what kind of lubricant to check the lubricant. See Scheduled Maintenance (Gasoline Engine) on page 6-4. The proper level for the 2500 and 3500 Series is from 0 to 1 5/8 inch (40 mm) below the bottom of the filler plug hole. Rear Axle When to Check Lubricant Refer to the...