Compression Check

2002 Cadillac Eldorado V8-4.6L VIN YSECTION Compression Check
Record the compression readings from all of the cylinders. The lowest reading should not be less than 70 percent of the highest reading.

No cylinder reading should be less than (140 psi).

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.