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Home >> Chevrolet >> 2007 >> Cobalt L4-2.0L SC >> Repair and Diagnosis >> Engine, Cooling and Exhaust >> Engine >> Tune-up and Engine Performance Checks >> Compression Check >> Specifications

Compression Check: Specifications

The lowest reading cylinder should not be less than 70 percent of the highest.
No cylinder reading should be less than 689 kPa (100 psi).

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