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Home >> GMC >> 1988 >> Safari Van M L4-151 2.5L >> Repair and Diagnosis >> Specifications >> Mechanical Specifications >> Compressor HVAC >> System Specifications >> Tightening Specifications >> With R-4 Compressor
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With R-4 Compressor

Oil Drain Screw 17 N.m (13 ft. lbs.)

Cycling Pressure Switch 10 N.m (7.5 ft. lbs.)

Shaft Nut 17 N.m (13 ft. lbs.)

Pressure Relief Valve 17 N.m (13 ft. lbs.)

Front Head Bolts 27 N.m (20 ft. lbs.)

Rim Mounting Screws 11 N.m (100 in. lbs.)