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Home >> GMC >> 2009 >> Sierra 2500 2WD 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

Engine Compression Test - Minimum 2069 KPa (300 psi)
Variation between Cylinders No more than 345 kPa (50 psi)
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