GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
Cadillac
🢒
2009
🢒
STS
🢒
Engine
🢒
Engine Mechanical - 4.4L
🢒 Oil Pump Outlet Tube Replacement
Special Tools
J 39946
Crankshaft Socket
Removal Procedure
Remove the oil pump. Refer to
Oil Pump Replacement
.
Remove the crankshaft sprocket to oil pump drive friction washer.
Align the primary timing marks (1) using the
J 39946
.
Remove the secondary camshaft drive chains. Refer to
Secondary Camshaft Drive Chain Replacement - Left Side
and
Secondary Camshaft Drive Chain Replacement - Right Side
.
Remove the primary drive chain tensioner. Refer to
Primary Camshaft Drive Chain Tensioner Replacement
.
Remove the oil outlet tube bolts (1-5).
Remove the oil outlet tube.
Remove and discard the oil outlet tube O-ring.
Clean and inspect the oil outlet tube. Refer to
Oil Pump Outlet Tube Cleaning and Inspection
.
Installation Procedure
Install a NEW O-ring on the oil outlet tube.
Apply lubricant to the O-ring.
Caution:
Refer to
Fastener Caution
in the Preface section.
Install the oil outlet tube and bolts (1-5) and tighten to
10 N·m (89 lb in)
.
Ensure the primary timing marks (1) are aligned vertically using the
J 39946
.
Install the primary drive chain tensioner. Refer to
Primary Camshaft Drive Chain Tensioner Replacement
.
Install the secondary camshaft drive chains. Refer to
Secondary Camshaft Drive Chain Replacement - Left Side
and
Secondary Camshaft Drive Chain Replacement - Right Side
.
Install the crankshaft sprocket to oil pump drive friction washer. The crankshaft sprocket to oil pump drive friction washer outer diameter is 62.0 mm (2.4410 in) and the inner diameter is 45.25 mm (1.7815 in).
Install the oil pump. Refer to
Oil Pump Replacement
.