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Home >> GMC Truck >> 2000 >> Savana 1 Ton Van V8-454 7.4L VIN J SFI >> Repair and Diagnosis >> Restraints and Safety Systems >> Air Bag Systems >> Testing and Inspection >> Scan Tool Testing and Procedures >> Scan Tool Data Definitions >> Ignition

Ignition

The scan tool displays 0-25.5 volts. The ignition represents the system voltage which is measured by the SDM at the SDM ignition feed.

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