This document provides information on the vehicle speed control system for a specific model, including: - Two separate speed control switch modules are mounted on the steering wheel and contain five momentary contact switches supporting seven speed control functions. - A speed control indicator lamp on the instrument panel is energized when speed control power is on and the engine is running. - The speed control system for the 2.5L diesel engine model is identical to gasoline models, but does not use a vacuum reservoir and is restricted to operating between 56-145 km/h.