Installation Procedure

WARNING: This page does not describe the selected car, but rather 7 other vehicles, including the 2002 GMC Yukon XL, 2002 GMC Yukon, 2002 Chevrolet Tahoe, 2002 Chevrolet Suburban, and 2002 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: View of Exhaust Manifold

Courtesy of GENERAL MOTORS CORP.

Install a NEW exhaust manifold gasket.
Install the exhaust manifold.
NOTE: Refer to FASTENER NOTICE .
Install the exhaust manifold bolt and nuts.
Tighten:
- Tighten the bolt to 35 N.m (26 lb ft).
- Tighten the nuts to 16 N.m (12 lb ft).
Raise the vehicle.

Fig 2: View of Exhaust Manifold Heat Shield

Courtesy of GENERAL MOTORS CORP.

Install the exhaust manifold heat shield.
Install the exhaust manifold heat shield bolts and nuts.
Tighten: Tighten the bolts and nuts to 25 N.m (18 lb ft).
Lower the vehicle.

Fig 3: View of EGR Pipe

Courtesy of GENERAL MOTORS CORP.

Position the EGR.
Install a NEW EGR pipe gasket.
Install the EGR pipe bracket bolt.
Tighten: Tighten the bolt to 50 N.m (37 lb ft).
Install the EGR pipe nuts to the exhaust manifold.
Tighten: Tighten the nuts to 30 N.m (22 lb ft).
Install the spark plugs. Refer to SPARK PLUGS .

Fig 4: View Of Spark Plug Wires (Right)

Courtesy of GENERAL MOTORS CORP.

IMPORTANT: Fully install the spark plug wires by pushing on the exposed end of the spark plug boot. Do not push the spark plug wire on to the spark plug by using the metal heat shield.

Install the spark plug wires to the spark plugs and ignition coils.
Install the oil level indicator tube. Refer to OIL LEVEL INDICATOR AND TUBE REPLACEMENT
Install the wheelhouse panel. Refer to WHEELHOUSE PANEL REPLACEMENT .