When Going up a hill in a vehicle equipped with a manual transmission means that you have to what to go gain power?

When going up a hill in a vehicle with a manual transmission, you need to downshift to a lower gear to gain power. This allows the engine to operate at a higher RPM, providing more torque to overcome the incline. Failing to downshift may result in a loss of speed or stalling. Proper gear selection is crucial for maintaining momentum and ensuring a smooth climb.