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Home >> GMC >> 2007 >> Envoy 2WD L6-4.2L >> Repair and Diagnosis >> Specifications >> Mechanical Specifications >> Engine >> Cylinder Block Assembly >> System Specifications >> Fastener Tightening Specifications
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Fastener Tightening Specifications

Connecting Rod Cap Bolt
First Pass 25 N.m (18 lb ft)
Final Pass (110 degrees)
Engine Block Oil Gallery Plug - Front and Rear 80 N.m 60 lb ft
Engine Block Oil Gallery Plug - Side 35 N.m 26 lb ft





Install new crankshaft main bearing bolts.





Tighten the crankshaft main bearing cap bolts in equal increments.

Crankshaft Main Bearing Cap Bolt
First Pass 25 N.m (18 lb ft)
Final Pass 180 degrees





Crankshaft Balancer Bolt
First Pass 150 N.m (110.6 lb ft)
Final Pass 180 degrees