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Pontiac
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2001
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Aztek Base, FWD
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Repair and Diagnosis
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Accessories & Equipment
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Communication Devices
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Body Control Modules
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Self-Diagnostic System
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Engine CONTROLSDIAGNOSTIC System Check
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Notes
Engine CONTROLSDIAGNOSTIC System Check: Notes
NOTE:
The presence of DTCs which begin with "U" indicate some other module on class 2 serial data line is not communicating.