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Cadillac
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2001
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Seville STS V8-4.6L VIN 9
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Repair and Diagnosis
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Powertrain Management
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Computers and Control Systems
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Testing and Inspection
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Initial Inspection and Diagnostic Overview
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Vehicle On-Board & Scan Tool Diagnostics
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Scan Tool Definitions
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12 Volt Reference
12 Volt Reference
The scan tool displays OK or Fault. This parameter indicates the state of the IGN 1 input to the
Powertrain Control Module
(
PCM
).