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Home >> GMC >> 2006 >> Sierra 3500 4WD V8-6.6L DSL Turbo >> Repair and Diagnosis >> Powertrain Management >> Tune-up and Engine Performance Checks >> Compression Check >> Specifications
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Compression Check: Specifications

The minimum compression in any one cylinder is 2069 kPa (300 psi).
There should not be more than 345 kPa (50 psi) difference between a suspect cylinder and the average compression of all 8 cylinders.
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