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Home >> Buick >> 2007 >> Lucerne V6-3.8L >> Repair and Diagnosis >> Maintenance >> Tune-up and Engine Performance Checks >> Compression Check >> Specifications
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Compression Check: Specifications

Record the compression readings from all of the cylinders.

The lowest reading should not be less than 70 percent of the highest reading.

No cylinder reading should be less than 689 kPa (100 psi).
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