Drivetrain

Drain and refill the front axle differential on 4x4 OM642 NCV3 Sprinters. Often-skipped service that prevents pinion bearing failure.

Drain and refill the rear differential gear oil on the OM642 NCV3 Sprinter to prevent ring and pinion wear. Service every 30,000 miles.

Service the NAG-1 / NV241 transfer case on 4x4-equipped OM642 NCV3 Sprinters. Drain and refill ATF every 30,000 miles.

Drain, filter, and refill the 5G or 7G-Tronic automatic transmission on the OM642 NCV3 Sprinter. Service every 60,000 miles to prevent costly failures.