chevrolet Workshop Repair Guides

Chevrolet Workshop Service and Repair Manuals

Compression Check|Specifications|Page 2034 > < Vehicle Lifting|Service and Repair
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Compression Check: Specifications

The lowest reading cylinder should not be less than 14 psi of the highest and no cylinder reading should be less than 1172-1372 kPa (170-199 psi). 
Perform compression test with engine at normal operating temperature, spark plugs removed and throttle wide open.

Compression Check|Specifications|Page 2034 > < Vehicle Lifting|Service and Repair