Exhaust Manifold Installation - Right

WARNING: This page is about a different car, the 2004 GMC Sierra, 2004 GMC Cab & Chassis Sierra, 2004 Chevrolet Silverado, and 2004 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.

NOTE: Refer to Fastener Notice in Cautions and Notices.

Install the exhaust manifold studs into the cylinder head, if necessary.
Tighten: Tighten the exhaust manifold studs to 20 N.m (15 lb ft).

Fig 1: View Of Exhaust Manifold Studs (Right)

GM470723

Courtesy of GENERAL MOTORS CORP.

Install the NEW right exhaust manifold gasket.
Install the right exhaust manifold.
Install the right exhaust manifold nuts and center bolt.
Tighten:
- Tighten the right exhaust manifold center bolt to 35 N.m (26 lb ft).
- Tighten the right exhaust manifold nuts to 16 N.m (12 lb ft).

Fig 2: View Of Exhaust Manifold, Gasket & Nuts (Right)

GM1309943

Courtesy of GENERAL MOTORS CORP.

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

Fig 3: View Of Exhaust Manifold Heat Shield (Right)

GM1309942

Courtesy of GENERAL MOTORS CORP.

Install the spark plugs.
Tighten: Tighten the spark plugs to 30 N.m (22 lb ft).

Fig 4: View Of Spark Plugs (Right)

GM470727

Courtesy of GENERAL MOTORS CORP.

IMPORTANT: Fully install the spark plug wire 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.

Fig 5: View Of Spark Plug Wires

GM1309940

Courtesy of GENERAL MOTORS CORP.