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Home >> Chevrolet >> 2003 >> Impala V6-3.4L VIN E >> Repair and Diagnosis >> Maintenance >> Tune-up and Engine Performance Checks >> Compression Check >> Specifications
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Compression Check: Specifications

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

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