Question

what fluid should be checked frequently and completely drained and replaced every 5,000 miles? a oil b coolant c windshield wiper d transmission

Explanation:

Oil needs to be checked frequently and is typically drained and replaced every 3,000 - 5,000 miles in many vehicles to keep the engine running well. Coolant is checked less frequently and replaced every 2 - 5 years or 30,000 - 100,000 miles. Windshield wiper fluid is just topped - up as needed and not drained and replaced on a mileage - based schedule. Transmission fluid is usually changed every 30,000 - 60,000 miles.

Answer:

A. oil