gmc Workshop Repair Guides

GMC Workshop Service and Repair Manuals

Valve Clearance Specifications|Page 438 > < Compression Check|Specifications|Page 433
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Valve Clearance: Specifications
Valve Clearance Specifications

Intake and Exhaust: One full turn down from zero lash.

Valve Clearance Specifications|Page 438 > < Compression Check|Specifications|Page 433