LEMON Manuals
: Even more car manuals for everyone: 1960-2025
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Cadillac
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1989
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Seville STS
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Repair and Diagnosis
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Engine Performance
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DFI ECM Tests W/Codes
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Diagnostic Charts
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ECM Code EO40 - Open Power Steering Pressure Switch Circuit
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Test Conditions
July 1:
So it begins
. Don't worry, this is not in the correct legal jurisdiction!
Test Conditions
Vehicle speed greater than or equal to 40 MPH.