Pontiac Fiero 1988 Service Manual page 344

2.8 LITER V-6 ENGINE P CARLINE 6A2-19
TIMING CHAIN COVER
W A T E R P U M P
Figure 17 Water Pump/Front Cover Orientation
GASKET
3mm BEAD OF RTV SEALANT
#1052366 OR EQUIVALENT
Figure 18 Front Cover Sealant Placement
Clean
m Sealing surfaces on the front cover and
cylinder block.
• Sealing surfaces with degreaser
Install or Connect
1. New gasket, making sure not to damage sealing
surfaces
2. Apply a continuous 3mm (1/8") bead of GM
1052917 RTV sealer or equivalent to oil pan
sealing surface of front cover (Figure 18).
4.
5.
6.
7.
8.
9.
10.
11.
12.
13.
Place front cover on the engine. Install stud bolt
and bolts.
Water pump (Section 6B.)
Retaining bolts and nut, and tighten to
specifications.
Raise vehicle.
Oil pan to cover screws.
Torsional damper.
Lower vehicle.
A/C compressor and bracket
Accessory drive belts.
Cooling system.
Negative battery cable.
Adjust
Accessory drive belts
Inspect
• Coolant level
• Leaks
O I L S E A L FRONT COVER
!<"M Remove or Disconnect
1.
2.
3.
4.
1. Torsional damper
2. Pry out seal with a suitable tool
I + + 1 Install or Connect
Tool Required:
J23042 Seal Installer.
Lubricate seal with clean engine oil
Insert in front cover with lip facing the engine.
Insert Tool J23042 and drive seal into place.
Torsional damper
|Wj
Inspect
m For fluid leaks
T I M I N G CHAIN AND S P R O C K E T S
Remove or Disconnect
Tools required:
J5825 Crankshaft sprocket remover
J5590 Crankshaft sprocket installer
Crankcase front cover.
Place # 1 piston at top dead center, with the
marks on the camshaft and crankshaft sprockets
aligned.
Camshaft sprocket and chain (Figure 19).
1.
2.
H
Important
• If the sprocket does not come off easily, a
light blow on its lower edge (with a plastic
mallet) should dislodge the sprocket.
Crankshaft sprocket with Tool J5825.
Install or Connect
L Crankshaft sprocket with Tool J5590.