Differential Fluid: lifespan, maintenance and replacement

Typical lifespan: 30,000–60,000 miles.

Maintenance schedule

• Replace differential fluid — Every 30,000–60,000 miles

Signs it needs replacing

• Whining or howling from the rear
• Fluid appears dark or has metallic particles
• Vibration at certain speeds

Tips

Limited-slip differentials require special additive in the fluid. Check your manual.