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Chevrolet
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2005
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SSR Standard
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Repair and Diagnosis
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Engine Performance
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System
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Engine Control System - 6.0L - Troubleshooting & Diagnosis
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Troubleshooting
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Inspection/Maintenance (I/M) Catalyst System Set Procedure
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Conditions for Running
Conditions for Running
The barometric pressure is more than 70 kPa.
The engine coolant temperature (ECT) is between 70-125.5°C (158-258°F).
The battery voltage is more than 11 volts.
The fuel alcohol content is less than 87 percent.