LEMON Manuals
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2012
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Impala LT, Gas/Ethanol
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Diagnostic Information and Procedures
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Symptoms - Data Communications
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Symptom List
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Symptom List
Refer to a symptom diagnostic procedure from the following list in order to diagnose the symptom:
Scan Tool Does Not Power Up
Scan Tool Does Not Communicate with High Speed GMLAN Device
Scan Tool Does Not Communicate with Low Speed GMLAN Device