Service Intervals: Transmission
On all Light Duty vehicles, check transmission fluid every 12 months or 7500 miles. On Heavy Duty vehicles, check fluid level every 12 months or 6000 miles. Periodic draining and refilling is not required.
On all Light Duty vehicles, check transmission fluid every 12 months or 7500 miles. On Heavy Duty vehicles, check fluid level every 12 months or 6000 miles. Periodic draining and refilling is not required.