Compression Check

2013 GMC Savana 3500 V8-6.6L DSL TurboSECTION Compression Check




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
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.