gmc Workshop Repair Guides

GMC Workshop Service and Repair Manuals

Water Pump > < Valve Clearance Adjustment - On Vehicle|Page 2247
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6. Adjust the valve lash to 0.3 mm (0.012 in). Refer to Valve Clearance Adjustment Specifications   (See: Specifications/Valve Clearance

Adjustment Specifications) to determine which valves that can be adjusted when the engine is at Top Dead Center. Tighten the valve lash lock nut
to 22 Nm (16 lb ft).

Water Pump > < Valve Clearance Adjustment - On Vehicle|Page 2247