B250 3/4 Ton Van V8-318 5.2L VIN T FI (1992)
Air Bag(s) Arming and Disarming: Service and Repair
Air Bag Disarming
1. Place ignition switch in lock position.
2. Disconnect battery ground cable connector.
3. Wait at least ten minutes after disconnecting battery ground cable before performing any further repairs on vehicle. The SRS system is
designed to retain enough voltage to deploy air bag for a short time even after battery has been disconnected.