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GMC Truck
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2008
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Sierra 3500 2WD V8-6.6L DSL Turbo
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Repair and Diagnosis
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Powertrain Management
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Tune-up and Engine Performance Checks
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Compression Check
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Specifications
Compression Check: Specifications
Engine Compression Test - Minimum
2069 KPa (300 psi)
Variation between Cylinders
No more than 345 kPa (50 psi)