See also:

When To Use 4L (Low) Range
When off-road driving, shift into 4L (Low) for additional traction and control on slippery or difficult terrain, ascending or descending steep hills, and to increase low speed pulling power. This ...

Draining Fluid
First remove the fill plug (1), then the drain plug (2). Recommended tightening torque for the drain and fill plugs is 15–25 ft lbs (20–34 N·m). CAUTION! Do not over-tighten the plugs. You ...

Onboard Diagnostic System — OBD II
Your vehicle is equipped with a sophisticated onboard diagnostic system called OBD II. This system monitors the performance of the emissions, engine, and automatic transmission control systems. ...