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Home >> GMC >> 2021 >> Sierra 2500 HD AT4, 6.6L Eng VIN 7 >> Labor Times >> Engine Performance >> Ignition Systems >> Engine Cylinder Leakage >> Testing
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Engine Cylinder Leakage: Testing

Includes: Engine Compression - Test.

Applies ToNoteStandard HoursWarranty HoursSkill Level
Gas, Each Additional0.1C
Gas, One Cylinder1.6C