AUTO REPAIR

Coolant flush intervals vary by chemistry: green coolant may need service every two years; long life formulas can last 100,000 miles. Check your manual.

Clunking over bumps can come from suspension parts or a loose exhaust. Note where and when it happens before booking an ASE certified inspection in Arlington.

A persistent airbag light can mean airbags or belt pretensioners may not work. Learn the startup test and arrange prompt diagnosis in Arlington.

Arlington drivers can learn why cars burn oil, check six safe items before booking, and see what shops test and which details to bring along.

A power window that will not move may have a simple cause. Try seven safe checks, check NHTSA recalls, and learn what an ASE shop checks before repairs.

Track when shudder starts, check the fluid, and note any noise before visiting an Arlington shop. See what torque converter symptoms can tell a technician.