gmc Workshop Repair Guides

GMC Workshop Service and Repair Manuals

Compression Check|Specifications|Page 2117 > < Vehicle Lifting|Service Precautions|Page 2111
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Compression Check: Specifications

Engine Compression

No cylinder reading should be less than 689 kPa (100 psi).

Compression Check|Specifications|Page 2117 > < Vehicle Lifting|Service Precautions|Page 2111