gmc Workshop Repair Guides

GMC Workshop Service and Repair Manuals

Valve Clearance Specifications|Page 4174 > < Valve Clearance Specifications|Page 4172
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Valve Clearance: Adjustments

ROCKER ARM (VALVE) ADJUSTMENT

No valve adjustment is necessary. When the valve train requires service, tighten the valve rocker arm nuts to 25 Nm (20 lb. ft.).

Valve Clearance Specifications|Page 4174 > < Valve Clearance Specifications|Page 4172