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Indicators and warning lights
The indicator and warning lights on the instrument cluster and center panel inform the driver of the status of the vehicle’s various systems. Instrument cluster The units used on the speedometer ...

Emission inspection and maintenance (I/M) programs
Some states have vehicle emission inspection programs which include OBD (On Board Diagnostics) checks. The OBD system monitors the operation of the emission control system. If the malfunction indic ...

Event data recorder
Your vehicle has computers that monitor and control certain aspects of your vehicle. These computers assist in driving and maintaining optimal vehicle performance. Besides storing data useful for t ...