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Cadillac
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1999
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Seville SLS V8-4.6L VIN Y
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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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Scan Tool Testing and Procedures
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Scan Tool Data, Normal Values and Definitions
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Scan Tool Data Definitions - Powertrain Systems
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Ignition 1
Ignition 1
Display shows voltage from
0
to
25.5
. This represents the system voltage measured by the
PCM
at its ignition feed.