Installation Procedure

Install the exhaust manifold (2) and gasket.

Fig 1: Exhaust Manifold Bolt
Courtesy of GENERAL MOTORS COMPANY
Install the 10 exhaust manifold bolt (1) and tighten to 20 N.m (15 lb ft).
CAUTION: Refer to Fastener Caution .
Raise the vehicle by its full height. Refer to Lifting and Jacking the Vehicle .
Install the exhaust manifold pipe gasket.

Fig 2: Exhaust Manifold Pipe Nut
Courtesy of GENERAL MOTORS COMPANY
Install the exhaust manifold pipe nut (1) and tighten to 46 N.m (34 lb ft).
Install the exhaust manifold bracket bolts (2) and tighten to 46 N.m (34 lb ft).
Install the exhaust manifold heat shield. Refer to Exhaust Manifold Heat Shield Replacement .