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Home >> GMC Truck >> 1999 >> Safari Van AWD V6-4.3L VIN W >> Repair and Diagnosis >> Powertrain Management >> Computers and Control Systems >> Idle Speed/Throttle Actuator - Electronic >> Testing and Inspection >> Without Scan Tool

Without Scan Tool

1. Turn ON the ignition for 5 seconds.
2. Turn OFF the ignition for 10 seconds.
3. Start the engine.
4. Check for the proper idle speed.

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