buick Workshop Repair Guides

Buick Workshop Service and Repair Manuals

Camshaft, Lifters and Push Rods > < Vehicle Lifting|Service and Repair
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Compression Check: Specifications

The lowest reading cylinder should not be less than 70% of the highest and no cylinder reading should be less than 689 kPa (100 psi).  Perform
compression test with engine at normal operating temperature, spark plugs removed and throttle wide open.

Camshaft, Lifters and Push Rods > < Vehicle Lifting|Service and Repair