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5 3. Connect a carbon pile tester to the vehicle. 4. Connect an inductive ammeter probe to the output 5. Start the engine. 6. With a scan tool, command the GEN-L Terminal ON. 7. Increase engine speed to 2,500 RPM. 8. Adjust the carbon pile, as necessary, in order to obtain Is the generator output greater violently. IMPORTANT: When measuring generator - System OK Go to Step 7 6 Is the voltage measured greater - Go to Step 12 Go to Step 7 7 1. Leave the vehicle accessories ON or maintain 2. Maintain engine speed at 2,500 RPM. 3. Measure the voltage between the generator B+
2007 Hummer H3 2007 ENGINE Engine Electrical - H3
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