Operation CHARM
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2006
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Sierra 2500 2WD V8-6.6L DSL Turbo
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Engine
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Compression Check
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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.