Installation Procedure

WARNING: This page is about a different car, the 2003 GMC Sierra and 2003 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.

IMPORTANT: Do not reuse the rocker cover gasket or the rocker arm cover bolt grommets.

Install a NEW rocker arm cover gasket to the cover.
Install NEW rocker arm cover bolt grommets to the cover, if necessary.

Fig 1: Rocker Arm Cover & Gasket
Courtesy of GENERAL MOTORS CORP.
Install the rocker arm cover.
NOTE: Refer to FASTENER NOTICE .
Install the rocker arm cover bolts.
Tighten

Tighten the bolts to 12 N.m (106 lb in).

Fig 2: Rocker Arm Cover & Bolts
Courtesy of GENERAL MOTORS CORP.
Install the PCV valve hose to the valve cover and rocker cover.

Fig 3: PCV Valve Hose
Courtesy of GENERAL MOTORS CORP.
Connect the power brake booster vacuum hose to the vacuum fitting.

Fig 4: Power Brake Booster Vacuum Hose & Vacuum Fitting
Courtesy of GENERAL MOTORS CORP.
Position the engine wiring harness and bracket.
Connect the ECT sensor electrical connector (5).
Install the engine wiring harness clip bolt (4).
Tighten

Tighten the bolt to 9 N.m (80 lb in).

Fig 5: ECT Sensor Electrical Connector & Wiring Harness Clip Bolt
Courtesy of GENERAL MOTORS CORP.
Install the engine wiring harness bracket.
Install the engine wiring harness bracket nuts.
Tighten

Tighten the nuts to 12 N.m (106 lb in).

Fig 6: Engine Wiring Harness Bracket & Nuts
Courtesy of GENERAL MOTORS CORP.