LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Infiniti >> 2003 >> QX4 4WD >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Servicing >> Lubrication >> Service Intervals
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Service Intervals

Inspect transmission and transfer case fluid levels every 15,000 miles or 12 months. Change fluid as needed. If towing a trailer, using a camper or a car top carrier, or driving on rough or muddy roads, change fluid every 30,000 miles or 24 months.