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Home >> Pontiac >> 2005 >> Grand Prix V8-5.3L VIN C >> Repair and Diagnosis >> Maintenance >> Tune-up and Engine Performance Checks >> Compression Check >> Specifications >> (DoD) System Compression Test

(DoD) System Compression Test

^ Using the scan tool, de-energize the solenoid while observing the reading on the compression gage. With the engine running and the cylinder NOT in DoD mode, the compression gage reading should increase quickly to greater than 345 kPa (50 psi).

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