Tools Required

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J 45059 Angle Meter

Fig 1: Identifying Cylinder Head & Cylinder Head Bolts

Courtesy of GENERAL MOTORS CORP.

Install the cylinder head gasket. Ensure the arrows point towards the front of the engine. The right cylinder head gasket has the letter R stamped next to the arrow.

NOTE: Refer to Special Fastener Notice .

Fig 2: Identifying Cylinder Head Bolt Tightening Sequence

Courtesy of GENERAL MOTORS CORP.

NOTE: Refer to FASTENER NOTICE .

Install new cylinder head bolts.
Tighten: Tighten the cylinder head bolts to 50 N.m (37 lb ft) in sequence. Using J 45059 rotate each cylinder head bolt an additional 120 degrees.