#upkeep,

The Freightliner 122SD is a robust and versatile heavy-duty truck, designed for demanding jobs and challenging terrains. To maintain its peak performance and longevity, regular maintenance is crucial. This guide covers essential maintenance tasks and intervals for the Freightliner 122SD, helping fleet managers and owner-operators keep their trucks in top condition.

Keeping your car's engine in top shape is key for great performance and saving on gas. Spark plugs are a crucial part that needs regular check-ups. They make sure the air-fuel mix in the engine ignites right, which is key for smooth running and power.