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Chevrolet
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2007
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Optra (CANADA) L4-2.0L
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Repair and Diagnosis
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Specifications
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Pressure, Vacuum and Temperature Specifications
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Engine Oil Pressure
Engine Oil Pressure
Engine Oil Pressure
1.
Start the engine and check oil pressure at
idle speed
and engine temperature at 176°C (80°F).
2.
Measure the
engine oil pressure
. The minimum oil pressure should be 30 kPa (8.88 psi).