Installation Procedure

WARNING: This page is about a different car, the 2006 Buick LaCrosse and 2006 Buick Allure. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Identifying Crankshaft Sprocket Timing Mark

Courtesy of GENERAL MOTORS CORP.

Ensure the crankshaft sprocket is installed with the timing mark (1) visible.

Fig 2: View Of Crankshaft Sprocket

Courtesy of GENERAL MOTORS CORP.

Install the crankshaft sprocket on to the nose of the crankshaft.
Align the notch in the crankshaft sprocket with the pin in the crankshaft.
Slide the crankshaft sprocket on the crankshaft nose until the crankshaft sprocket contacts the step in the crankshaft.

Fig 3: Identifying Crankshaft Sprocket Timing Mark & Oil Pump Cover Timing Mark

Courtesy of GENERAL MOTORS CORP.

Ensure the crankshaft is in the stage one timing position with the crankshaft sprocket timing mark (1) aligned to the stage one timing mark on the oil pump cover (2) using the EN 46111 . See Special Tools . Refer to Camshaft Timing Drive Chain Alignment Diagram (W/Primary Inverted Tooth (IT) Chain) - Stage One.