Wheelhouse Panel Remove and Replacement

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<FORM name=CellHandlerForm onsubmit="javascript: return true;" action=/si/cellHandler.do method=post>Document ID: 716996 <HR>

Everything for water pump repair
<A href="http://gsi.xw.gm.com/si/cellHandler.do?cellId=9369&refDoc=1364899&from=sm#ss1-716996">Removal Procedure



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<LI type=1>Remove the push-in retainers from the wheelhouse panel. <LI type=1>Remove the top clips (2) retaining the harness to the top of the wheelhouse panel. <LI type=1>Remove the retainers for the Avalanche only.
Remove the wheelhouse panel from the wheelhouse.
<A href="http://gsi.xw.gm.com/si/cellHandler.do?cellId=9369&refDoc=1364899&from=sm#ss2-716996">Installation Procedure



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<LI type=1>Install the wheelhouse panel to the wheelhouse. <LI type=1>Install the top clips (2) retaining the harness to the top of the wheelhouse panel. <LI type=1>Install the retainers for the Avalanche only.
Install the push-in retainers to the wheelhouse panel.
© 2009 General Motors Corporation. All rights reserved.
</FORM>

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http://gsi.xw.gm.com/si/images/gmLogoFlat.gif Service Information
<FORM name=CellHandlerForm onsubmit="JavaScript: return true;" action=/si/cellHandler.do method=post>Document ID: 1364892 <HR>

Thermostat Housing Crossover Replacement (6.6L (LLY) Engine)
<A href="http://gsi.xw.gm.com/si/cellHandler.do?cellId=37309&refDoc=1364899&from=sm#ss1-1364892">Removal Procedure


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<LI type=1>Remove the intake manifold cover. Refer to Intake Manifold Cover Replacement (http://gsi.xw.gm.com/si/cellHandler.do?cellId=131128&refDoc=1364892&from=sm) in Engine Mechanical - 6.6L (LLY). <LI type=1>Drain the cooling system. Refer to Cooling System Draining and Filling (http://gsi.xw.gm.com/si/cellHandler.do?cellId=37226&refDoc=1364892&from=sm) . <LI type=1>Disconnect the negative battery cables. Refer to Battery Negative Cable Disconnection and Connection (http://gsi.xw.gm.com/si/cellHandler.do?cellId=37733&refDoc=1364892&from=sm) in Engine Electrical. <LI type=1>Remove the upper fan shroud. Refer to Engine Coolant Fan Upper Shroud Replacement (http://gsi.xw.gm.com/si/cellHandler.do?cellId=37395&refDoc=1364892&from=sm) . <LI type=1>Remove the drive belt. Refer to Drive Belt Replacement (http://gsi.xw.gm.com/si/cellHandler.do?cellId=121519&refDoc=1364892&from=sm) in Engine Mechanical - 6.6L (LLY). <LI type=1>Disconnect the air conditioning (A/C) compressor clutch electrical connector (5). <LI type=1>Disconnect the A/C cut out switch electrical connector.
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<LI type=1>Remove the A/C compressor bolts. <LI type=1>Reposition the A/C compressor, with the hoses attached, to the right side of the engine compartment.
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<LI type=1>Remove the generator positive cable to generator nut. <LI type=1>Remove the positive cable from the generator. <LI type=1>Remove the clip holding the positive cable to the engine front cover. <LI type=1>Remove the battery positive cable junction block to power steering pump bolt (1). <LI type=1>Move the generator positive cable and the junction block bracket aside.
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<LI type=1>Disconnect the generator electrical connector. <LI type=1>Disconnect the engine coolant temperature (ECT) sensor electrical connector.
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<LI type=1>Remove the power steering pump bracket bolts. <LI type=1>Reposition the power steering pump bracket and secure to the side. <TABLE border=0><TBODY><TR><TD vAlign=top>• </TD><TD vAlign=top>Do not remove the power steering pump from the bracket.</TD></TR></TBODY></TABLE>
<TABLE border=0><TBODY><TR><TD vAlign=top>• </TD><TD vAlign=top>The hoses and battery cables can remain on the power steering pump.</TD></TR></TBODY></TABLE>

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<LI type=1>Remove the heater outlet hose bracket bolt from the generator bracket. <LI type=1>Remove the idler pulley. <LI type=1>Remove the generator bracket bolts. <LI type=1>Remove the generator bracket and position to the side. <TABLE border=0><TBODY><TR><TD vAlign=top>• </TD><TD vAlign=top>The generator does not require removal.</TD></TR></TBODY></TABLE>
<TABLE border=0><TBODY><TR><TD vAlign=top>• </TD><TD vAlign=top>The drive belt tensioner does not require removal.</TD></TR></TBODY></TABLE>
<LI type=1>Remove the oil fill tube. Refer to Oil Filler Tube Replacement (http://gsi.xw.gm.com/si/cellHandler.do?cellId=121537&refDoc=1364892&from=sm) in Engine Mechanical - 6.6L (LLY). <LI type=1>Remove the water outlet. Refer to Water Outlet Tube Replacement (http://gsi.xw.gm.com/si/cellHandler.do?cellId=65760&refDoc=1364892&from=sm) .
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<LI type=1>Reposition the exhaust gas recirculation (EGR) hose clamp at the EGR coolant pipe. <LI type=1>Remove the EGR coolant pipe bolt. <LI type=1>Remove the EGR coolant pipe with O-ring seal from the crossover.
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<LI type=1>Reposition the turbocharger coolant return pipe hose clamp. <LI type=1>Remove the turbocharger coolant return pipe hose.
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<LI type=1>Remove the fuel line bracket bolt at the thermostat housing crossover. <LI type=1>Remove the cooling fan pulley. Refer to Cooling Fan Pulley Replacement (http://gsi.xw.gm.com/si/cellHandler.do?cellId=66552&refDoc=1364892&from=sm) .
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<LI type=1>Remove the water pump inlet pipe bolts.
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<LI type=1>Remove the thermostat housing bolts and nuts. <LI type=1>Remove the thermostat housing, with the bypass pipe. <LI type=1>Remove and discard the thermostat bypass pipe to water pump O-ring seal. <LI type=1>Remove and discard the thermostat housing gaskets. <LI type=1>If necessary, perform the following steps: <TABLE border=0><TBODY><TR><TD vAlign=top>37.1. </TD><TD vAlign=top>Remove the thermostat bypass pipe from the thermostat housing.</TD></TR></TBODY></TABLE>
<TABLE border=0><TBODY><TR><TD vAlign=top>37.2. </TD><TD vAlign=top>Remove and discard the thermostat bypass pipe O-ring seal.</TD></TR></TBODY></TABLE>
<TABLE border=0><TBODY><TR><TD vAlign=top>37.3. </TD><TD vAlign=top>Remove the thermostat cover bolts and cover.</TD></TR></TBODY></TABLE>
<TABLE border=0><TBODY><TR><TD vAlign=top>37.4. </TD><TD vAlign=top>Remove the thermostats.</TD></TR></TBODY></TABLE>
<TABLE border=0><TBODY><TR><TD vAlign=top>37.5. </TD><TD vAlign=top>Remove and discard the thermostat seals.</TD></TR></TBODY></TABLE>
If required, clean and inspect the thermostat housing. Refer to Engine Coolant Thermostat Housing Cleaning and Inspection (http://gsi.xw.gm.com/si/cellHandler.do?cellId=121654&refDoc=1364892&from=sm) in Engine Mechanical - 6.6L (LLY).
<A href="http://gsi.xw.gm.com/si/cellHandler.do?cellId=37309&refDoc=1364899&from=sm#ss2-1364892">Installation Procedure


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<LI type=1>If necessary, perform the following steps: <TABLE border=0><TBODY><TR><TD vAlign=top>1.1. </TD><TD vAlign=top>Install NEW seals to the thermostats.</TD></TR></TBODY></TABLE>
<TABLE border=0><TBODY><TR><TD vAlign=top>1.2. </TD><TD vAlign=top>Install the thermostats.</TD></TR></TBODY></TABLE>
Notice: Refer to Fastener Notice (http://gsi.xw.gm.com/si/cellHandler.do?cellId=10105&refDoc=1364892&from=sm) in the Preface section.
<TABLE border=0><TBODY><TR><TD vAlign=top>1.3. </TD><TD vAlign=top>Install the thermostat cover and bolts.</TD></TR></TBODY></TABLE>
Tighten
Tighten the bolts to 21 N·m (15 lb ft).
<TABLE border=0><TBODY><TR><TD vAlign=top>1.4. </TD><TD vAlign=top>Install a NEW O-ring seal to the thermostat bypass pipe.</TD></TR></TBODY></TABLE>
<TABLE border=0><TBODY><TR><TD vAlign=top>1.5. </TD><TD vAlign=top>Install the thermostat bypass pipe to the thermostat housing.</TD></TR></TBODY></TABLE>
<LI type=1>Install a NEW thermostat bypass pipe to water pump O-ring seal. <LI type=1>Install the thermostat housing using NEW gaskets. <LI type=1>Install the thermostat housing bolts and nuts Tighten
Tighten the bolts/nuts to 21 N·m (15 lb ft).

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<LI type=1>Install the water pump inlet pipe bolts. Tighten
Tighten the bolts to 21 N·m (15 lb ft).
<LI type=1>Install the cooling fan pulley. Refer to Cooling Fan Pulley Replacement (http://gsi.xw.gm.com/si/cellHandler.do?cellId=66552&refDoc=1364892&from=sm) .
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http://gsi.xw.gm.com/si/images/tif.gif (http://gsi.xw.gm.com/si/showTif.do?image=1335434)
<LI type=1>Install the fuel line bracket bolt at the thermostat housing crossover. Tighten
Tighten the bolt to 21 N·m (15 lb ft).

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<LI type=1>Install the turbocharger coolant return pipe hose. <LI type=1>Position the turbocharger coolant return pipe hose clamp.
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http://gsi.xw.gm.com/si/images/tif.gif (http://gsi.xw.gm.com/si/showTif.do?image=1335419)
<LI type=1>Install the EGR coolant pipe with O-ring seal to the crossover. <LI type=1>Install the EGR coolant pipe bolt. Tighten
Tighten the bolt to 25 N·m (18 lb ft).
<LI type=1>Position the EGR hose clamp at the EGR coolant pipe. <LI type=1>Install the water outlet. Refer to Water Outlet Tube Replacement (http://gsi.xw.gm.com/si/cellHandler.do?cellId=65760&refDoc=1364892&from=sm) . <LI type=1>Install the oil fill tube. Refer to Oil Filler Tube Replacement (http://gsi.xw.gm.com/si/cellHandler.do?cellId=121537&refDoc=1364892&from=sm) in Engine Mechanical - 6.6L (LLY).
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<LI type=1>Position the generator bracket. <LI type=1>Install the generator bracket bolts. Tighten
Tighten the bolt to 50 N·m (37 lb ft).
<LI type=1>Install the idler pulley. Tighten
Tighten the bolt to 43 N·m (32 lb ft).
<LI type=1>Install the heater outlet hose bracket bolt to the generator bracket. Tighten
Tighten the bolt to 21 N·m (15 lb ft).

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<LI type=1>Position the power steering pump bracket. <LI type=1>Install the power steering pump bracket bolts. Tighten
Tighten the bolt to 46 N·m (34 lb ft).

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http://gsi.xw.gm.com/si/images/tif.gif (http://gsi.xw.gm.com/si/showTif.do?image=1409332)
<LI type=1>Position the generator positive cable and the junction block bracket. <LI type=1>Install the battery positive cable junction block to power steering pump bolt (1). Tighten
Tighten the bolt to 9 N·m (80 lb in).
<LI type=1>Install the clip holding the positive cable to the engine front cover. <LI type=1>Install the positive cable to the generator. <LI type=1>Install the generator positive cable to generator nut. Tighten
Tighten the nut to 9 N·m (80 lb in).

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<LI type=1>Connect the ECT sensor electrical connector. <LI type=1>Connect the generator electrical connector.
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<LI type=1>Position the A/C compressor, with the hoses attached. <LI type=1>Install the A/C compressor bolts. Tighten
Tighten the bolts to 50 N·m (37 lb ft).

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http://gsi.xw.gm.com/si/images/tif.gif (http://gsi.xw.gm.com/si/showTif.do?image=674573)
<LI type=1>Connect the A/C cut out switch electrical connector. <LI type=1>Connect the A/C compressor clutch electrical connector (5). <LI type=1>Install the drive belt. Refer to Drive Belt Replacement (http://gsi.xw.gm.com/si/cellHandler.do?cellId=121519&refDoc=1364892&from=sm) in Engine Mechanical - 6.6L (LLY). <LI type=1>Install the upper fan shroud. Refer to Engine Coolant Fan Upper Shroud Replacement (http://gsi.xw.gm.com/si/cellHandler.do?cellId=37395&refDoc=1364892&from=sm) . <LI type=1>Connect the negative battery cables. Refer to Battery Negative Cable Disconnection and Connection (http://gsi.xw.gm.com/si/cellHandler.do?cellId=37733&refDoc=1364892&from=sm) in Engine Electrical. <LI type=1>Fill the cooling system. Refer to Cooling System Draining and Filling (http://gsi.xw.gm.com/si/cellHandler.do?cellId=37226&refDoc=1364892&from=sm) .
Install the intake manifold cover. Refer to Intake Manifold Cover Replacement (http://gsi.xw.gm.com/si/cellHandler.do?cellId=131128&refDoc=1364892&from=sm) in Engine Mechanical - 6.6L (LLY).

© 2009 General Motors Corporation. All rights reserved.
</FORM>

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http://gsi.xw.gm.com/si/images/gmLogoFlat.gif Service Information
<FORM name=CellHandlerForm onsubmit="JavaScript: return true;" action=/si/cellHandler.do method=post> Document ID: 1527601 <HR>

Engine Coolant Fan Upper Shroud Replacement (w/RPO M74)
<A href="http://gsi.xw.gm.com/si/showDoc.do?docSyskey=1527601&pubCellSyskey=37395&pubObjSyskey=1527601&from=sm&cellId=37395#ss1-1527601">Removal Procedure


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<LI type=1>Loosen the air cleaner outlet duct clamps from the throttle body. <LI type=1>Loosen the air cleaner outlet duct clamps from the mass airflow sensor. <LI type=1>Remove the air cleaner outlet duct. <LI type=1>Remove the A/C line retainer from the fan shroud.
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http://gsi.xw.gm.com/si/images/tif.gif (http://gsi.xw.gm.com/si/showTif.do?image=700598)
<LI type=1>Remove the engine harness clip from the powertrain control module (PCM) cover.
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<LI type=1>Remove the transmission control module (TCM) cover bolts. <LI type=1>Remove TCM cover from the fan shroud.
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<LI type=1>Loosen the TCM electrical connector bolts. <LI type=1>Disconnect the TCM electrical connectors (1). <LI type=1>Remove the TCM and cover.
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<LI type=1>Remove the fan shroud retainers.
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<LI type=1>Remove the fan shroud bolts
Remove the upper fan shroud.
<A href="http://gsi.xw.gm.com/si/showDoc.do?docSyskey=1527601&pubCellSyskey=37395&pubObjSyskey=1527601&from=sm&cellId=37395#ss2-1527601">Installation Procedure


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<LI type=1>Install the upper fan shroud. Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.
<LI type=1>Install the fan shroud bolts. Tighten
Tighten the bolts to 9 N·m (80 lb in).

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<LI type=1>Install the fan shroud retainers.
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<LI type=1>Connect the TCM electrical connectors (1). <LI type=1>Install the TCM and cover. <LI type=1>Tighten the TCM electrical connector bolts. Tighten
Tighten the bolts to 8 N·m (71 lb in).

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<LI type=1>Install the TCM cover to the fan shroud. <LI type=1>Install the TCM cover bolts. Tighten
Tighten the bolts to 9 N·m (80 lb in).

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<LI type=1>Install the engine harness clip to the PCM cover. <LI type=1>Install the A/C line retainer to the fan shroud.
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<LI type=1>Install the air cleaner outlet duct. <LI type=1>Tighten the air cleaner outlet duct clamp at the throttle body. Tighten
Tighten the clamp to 4 N·m (35 lb in).
Tighten the air cleaner outlet duct clamp at the mass airflow sensor. Tighten
Tighten the clamp to 4 N·m (35 lb in).

© 2009 General Motors Corporation. All rights reserved.
</FORM>

[ripmf666]

http://gsi.xw.gm.com/si/images/gmLogoFlat.gif Service Information
<FORM name=CellHandlerForm onsubmit="JavaScript: return true;" action=/si/cellHandler.do method=post>Document ID: 1364879 <HR>

Cooling Fan Pulley Replacement (6.6L (LLY) Engine)
<A href="http://gsi.xw.gm.com/si/cellHandler.do?cellId=66552&refDoc=1364892&from=sm#ss1-1364879">Removal Procedure


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<LI type=1>Remove the fan clutch. Refer to Fan Clutch Replacement (http://gsi.xw.gm.com/si/cellHandler.do?cellId=37177&refDoc=1364879&from=sm) . <LI type=1>Disconnect the camshaft position (CMP) sensor electrical connector.
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http://gsi.xw.gm.com/si/images/tif.gif (http://gsi.xw.gm.com/si/showTif.do?image=1334864)
<LI type=1>Remove the fan pulley bolts/nuts.
Remove the fan pulley.
<A href="http://gsi.xw.gm.com/si/cellHandler.do?cellId=66552&refDoc=1364892&from=sm#ss2-1364879">Installation Procedure

Notice: Refer to Fastener Notice (http://gsi.xw.gm.com/si/cellHandler.do?cellId=10105&refDoc=1364879&from=sm) in the Preface section.

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<LI type=1>Install the fan pulley. <LI type=1>Install the fan pulley bolts/nuts. Tighten
Tighten the bolts/nuts to 41 N·m (30 lb ft).

http://gsi.xw.gm.com/image_en_us/gif/000/001/334/1334862.gif
http://gsi.xw.gm.com/si/images/tif.gif (http://gsi.xw.gm.com/si/showTif.do?image=1334862)
<LI type=1>Connect the CMP sensor electrical connector (1).
Install the fan clutch. Refer to Fan Clutch Replacement (http://gsi.xw.gm.com/si/cellHandler.do?cellId=37177&refDoc=1364879&from=sm) .

© 2009 General Motors Corporation. All rights reserved.
</FORM>

[ripmf666]

http://gsi.xw.gm.com/si/images/gmLogoFlat.gif Service Information
<FORM name=CellHandlerForm onsubmit="JavaScript: return true;" action=/si/cellHandler.do method=post> Document ID: 1362939 <HR>

Oil Filler Tube Replacement
<A href="http://gsi.xw.gm.com/si/cellHandler.do?cellId=121537&refDoc=1364892&from=sm#ss1-1362939">Removal Procedure


http://gsi.xw.gm.com/image_en_us/gif/000/001/335/1335397.gif
http://gsi.xw.gm.com/si/images/tif.gif (http://gsi.xw.gm.com/si/showTif.do?image=1335397)
<LI type=1>Remove the oil fill tube bolts.
http://gsi.xw.gm.com/image_en_us/gif/000/001/335/1335401.gif
http://gsi.xw.gm.com/si/images/tif.gif (http://gsi.xw.gm.com/si/showTif.do?image=1335401)
<LI type=1>Remove the oil fill tube.
Remove and discard the oil fill tube O-ring seal.
<A href="http://gsi.xw.gm.com/si/cellHandler.do?cellId=121537&refDoc=1364892&from=sm#ss2-1362939">Installation procedure


http://gsi.xw.gm.com/image_en_us/gif/000/001/335/1335401.gif
http://gsi.xw.gm.com/si/images/tif.gif (http://gsi.xw.gm.com/si/showTif.do?image=1335401)
<LI type=1>Install a NEW O-ring seal onto the oil fill tube. <LI type=1>Install the oil fill tube. Notice: Refer to Fastener Notice (http://gsi.xw.gm.com/si/cellHandler.do?cellId=10105&refDoc=1362939&from=sm) in the Preface section.

http://gsi.xw.gm.com/image_en_us/gif/000/001/335/1335397.gif
http://gsi.xw.gm.com/si/images/tif.gif (http://gsi.xw.gm.com/si/showTif.do?image=1335397)
Install the oil fill tube bolts. Tighten
Tighten the bolts to 21 N·m (15 lb ft).

© 2009 General Motors Corporation. All rights reserved.
</FORM>

[ripmf666]

http://gsi.xw.gm.com/si/images/gmLogoFlat.gif Service Information
<FORM name=CellHandlerForm onsubmit="JavaScript: return true;" action=/si/cellHandler.do method=post>Document ID: 1364887 <HR>

Water Outlet Tube Replacement (6.6L (LLY) Engine)
<A href="http://gsi.xw.gm.com/si/cellHandler.do?cellId=65760&refDoc=1364892&from=sm#ss1-1364887">Removal Procedure


http://gsi.xw.gm.com/image_en_us/gif/000/000/674/674532.gif
http://gsi.xw.gm.com/si/images/tif.gif (http://gsi.xw.gm.com/si/showTif.do?image=674532)
<LI type=1>Remove the intake manifold cover. Refer to Intake Manifold Cover Replacement (http://gsi.xw.gm.com/si/cellHandler.do?cellId=131128&refDoc=1364887&from=sm) in Engine Mechanical - 6.6L (LLY). <LI type=1>Drain the cooling system. Refer to Cooling System Draining and Filling (http://gsi.xw.gm.com/si/cellHandler.do?cellId=37226&refDoc=1364887&from=sm) . <LI type=1>Remove the radiator inlet hose from the water outlet tube.
http://gsi.xw.gm.com/image_en_us/gif/000/001/335/1335388.gif
http://gsi.xw.gm.com/si/images/tif.gif (http://gsi.xw.gm.com/si/showTif.do?image=1335388)
<LI type=1>Open the clip and remove the wiring harness branch from the bracket. <LI type=1>Remove the bolt and wiring harness bracket at the thermostat housing.
http://gsi.xw.gm.com/image_en_us/gif/000/001/334/1334916.gif
http://gsi.xw.gm.com/si/images/tif.gif (http://gsi.xw.gm.com/si/showTif.do?image=1334916)
<LI type=1>Remove the main engine electrical harness connector bolts.
http://gsi.xw.gm.com/image_en_us/gif/000/001/334/1334921.gif
http://gsi.xw.gm.com/si/images/tif.gif (http://gsi.xw.gm.com/si/showTif.do?image=1334921)
<LI type=1>Disconnect the barometric sensor electrical connector.
http://gsi.xw.gm.com/image_en_us/gif/000/001/334/1334926.gif
http://gsi.xw.gm.com/si/images/tif.gif (http://gsi.xw.gm.com/si/showTif.do?image=1334926)
<LI type=1>Disconnect the turbocharger vane position sensor electrical connector.
http://gsi.xw.gm.com/image_en_us/gif/000/001/334/1334948.gif
http://gsi.xw.gm.com/si/images/tif.gif (http://gsi.xw.gm.com/si/showTif.do?image=1334948)
<LI type=1>Remove the main electrical harness bracket bolts. <LI type=1>Remove the main electrical harness bracket.
http://gsi.xw.gm.com/image_en_us/gif/000/001/335/1335386.gif
http://gsi.xw.gm.com/si/images/tif.gif (http://gsi.xw.gm.com/si/showTif.do?image=1335386)
<LI type=1>Disconnect the turbocharger coolant inlet hose from the turbocharger bypass valve.
http://gsi.xw.gm.com/image_en_us/gif/000/001/335/1335391.gif
http://gsi.xw.gm.com/si/images/tif.gif (http://gsi.xw.gm.com/si/showTif.do?image=1335391)
<LI type=1>Remove the water outlet bolts.
http://gsi.xw.gm.com/image_en_us/gif/000/001/335/1335393.gif
http://gsi.xw.gm.com/si/images/tif.gif (http://gsi.xw.gm.com/si/showTif.do?image=1335393)
<LI type=1>Remove the water outlet.
Remove and discard the O-ring seal.
<A href="http://gsi.xw.gm.com/si/cellHandler.do?cellId=65760&refDoc=1364892&from=sm#ss2-1364887">Installation Procedure


http://gsi.xw.gm.com/image_en_us/gif/000/001/335/1335393.gif
http://gsi.xw.gm.com/si/images/tif.gif (http://gsi.xw.gm.com/si/showTif.do?image=1335393)
<LI type=1>Install a NEW O-ring seal to the water outlet. <LI type=1>Lubricate the O-ring seal with clean engine coolant. <LI type=1>Install the water outlet. Notice: Refer to Fastener Notice (http://gsi.xw.gm.com/si/cellHandler.do?cellId=10105&refDoc=1364887&from=sm) in the Preface section.

http://gsi.xw.gm.com/image_en_us/gif/000/001/335/1335391.gif
http://gsi.xw.gm.com/si/images/tif.gif (http://gsi.xw.gm.com/si/showTif.do?image=1335391)
<LI type=1>Install the water outlet bolts. Tighten
Tighten the bolts to 21 N·m (15 lb ft).

http://gsi.xw.gm.com/image_en_us/gif/000/001/335/1335386.gif
http://gsi.xw.gm.com/si/images/tif.gif (http://gsi.xw.gm.com/si/showTif.do?image=1335386)
<LI type=1>Connect the turbocharger coolant inlet hose to the turbocharger bypass valve.
http://gsi.xw.gm.com/image_en_us/gif/000/001/334/1334948.gif
http://gsi.xw.gm.com/si/images/tif.gif (http://gsi.xw.gm.com/si/showTif.do?image=1334948)
<LI type=1>Install the main electrical harness bracket. <LI type=1>Install the main electrical harness bracket bolts. Tighten
Tighten the bolts to 21 N·m (15 lb ft).

http://gsi.xw.gm.com/image_en_us/gif/000/001/334/1334926.gif
http://gsi.xw.gm.com/si/images/tif.gif (http://gsi.xw.gm.com/si/showTif.do?image=1334926)
<LI type=1>Connect the turbocharger vane position sensor electrical connector.
http://gsi.xw.gm.com/image_en_us/gif/000/001/334/1334921.gif
http://gsi.xw.gm.com/si/images/tif.gif (http://gsi.xw.gm.com/si/showTif.do?image=1334921)
<LI type=1>Connect the barometric sensor electrical connector.
http://gsi.xw.gm.com/image_en_us/gif/000/001/334/1334916.gif
http://gsi.xw.gm.com/si/images/tif.gif (http://gsi.xw.gm.com/si/showTif.do?image=1334916)
<LI type=1>Install the main engine electrical harness connector bolts. Tighten
Tighten the bolts to 10 N·m (89 lb in).

http://gsi.xw.gm.com/image_en_us/gif/000/001/335/1335388.gif
http://gsi.xw.gm.com/si/images/tif.gif (http://gsi.xw.gm.com/si/showTif.do?image=1335388)
<LI type=1>Install the wiring harness bracket and bolt to the thermostat housing. Tighten
Tighten the bolt to 10 N·m (89 lb in).
<LI type=1>Install the wiring harness branch to the bracket and close the clip.
http://gsi.xw.gm.com/image_en_us/gif/000/000/674/674532.gif
http://gsi.xw.gm.com/si/images/tif.gif (http://gsi.xw.gm.com/si/showTif.do?image=674532)
<LI type=1>Install the radiator inlet hose to the water outlet tube. <LI type=1>Fill the cooling system. Refer to Cooling System Draining and Filling (http://gsi.xw.gm.com/si/cellHandler.do?cellId=37226&refDoc=1364887&from=sm) .
Install the intake manifold cover. Refer to Intake Manifold Cover Replacement (http://gsi.xw.gm.com/si/cellHandler.do?cellId=131128&refDoc=1364887&from=sm) in Engine Mechanical - 6.6L (LLY).

© 2009 General Motors Corporation. All rights reserved.
</FORM>

[ripmf666]

http://gsi.xw.gm.com/si/images/gmLogoFlat.gif Service Information
<FORM name=CellHandlerForm onsubmit="JavaScript: return true;" action=/si/cellHandler.do method=post> Document ID: 1362801 <HR>

Drive Belt Replacement
<A href="http://gsi.xw.gm.com/si/cellHandler.do?cellId=121519&refDoc=1364892&from=sm#ss1-1362801">Removal Procedure


http://gsi.xw.gm.com/image_en_us/gif/000/001/363/1363113.gif
http://gsi.xw.gm.com/si/images/tif.gif (http://gsi.xw.gm.com/si/showTif.do?image=1363113)
<LI type=1>Install a 1/2 inch breaker bar into the tensioner opening and rotate the tensioner counterclockwise. <LI type=1>Remove the belt from the tensioner. <LI type=1>Slowly release the tension on the tensioner arm. <LI type=1>Remove the drive belt from the drive pulleys , if equipped with a single generator.
http://gsi.xw.gm.com/image_en_us/gif/000/001/363/1363115.gif
http://gsi.xw.gm.com/si/images/tif.gif (http://gsi.xw.gm.com/si/showTif.do?image=1363115)
<LI type=1>Remove the drive belt from the drive pulleys, if equipped with dual generators.
Inspect the drive belt for excessive cracking or any visible damage and replace if necessary.
<A href="http://gsi.xw.gm.com/si/cellHandler.do?cellId=121519&refDoc=1364892&from=sm#ss2-1362801">Installation Procedure


http://gsi.xw.gm.com/image_en_us/gif/000/001/363/1363115.gif
http://gsi.xw.gm.com/si/images/tif.gif (http://gsi.xw.gm.com/si/showTif.do?image=1363115)
<LI type=1>Install a 1/2 inch breaker bar into the tensioner opening and rotate the tensioner counterclockwise. <LI type=1>Install the drive belt, if equipped with dual generators. <LI type=1>Route the drive belt over and/or around all the drive pulleys except for the tensioner.
http://gsi.xw.gm.com/image_en_us/gif/000/001/363/1363113.gif
http://gsi.xw.gm.com/si/images/tif.gif (http://gsi.xw.gm.com/si/showTif.do?image=1363113)
<LI type=1>Install the drive belt, if equipped with a single generator. <LI type=1>Route the drive belt over and/or around all the drive pulleys except for the tensioner. <LI type=1>Install the belt over and/or around the tensioner. <LI type=1>Slowly release the tension on the tensioner arm.
Inspect the drive belt for proper installation on and/or around all pulleys.

© 2009 General Motors Corporation. All rights reserved.
</FORM>

[ripmf666]

http://gsi.xw.gm.com/si/images/gmLogoFlat.gif Service Information
<FORM name=CellHandlerForm onsubmit="JavaScript: return true;" action=/si/cellHandler.do method=post>Document ID: 1362956 <HR>

Crankshaft Balancer Replacement
Tools Required

J 44643 (http://gsi.xw.gm.com/si/showTif.do?image=727425) Flywheel Holding Tool
<A href="http://gsi.xw.gm.com/si/cellHandler.do?cellId=121558&refDoc=1364899&from=sm#ss1-1362956">Removal Procedure


http://gsi.xw.gm.com/image_en_us/gif/000/001/334/1334814.gif
http://gsi.xw.gm.com/si/images/tif.gif (http://gsi.xw.gm.com/si/showTif.do?image=1334814)
<LI type=1>Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection (http://gsi.xw.gm.com/si/cellHandler.do?cellId=37733&refDoc=1362956&from=sm) in Engine Electrical. <LI type=1>Remove the right wheelhouse panel. Refer to Wheelhouse Panel Replacement (http://gsi.xw.gm.com/si/cellHandler.do?cellId=9369&refDoc=1362956&from=sm) In Body Front End. <LI type=1>Remove the starter motor bolts. Reposition the starter aside. The wiring to the starter does not require removal.
http://gsi.xw.gm.com/image_en_us/gif/000/000/660/660308.gif
http://gsi.xw.gm.com/si/images/tif.gif (http://gsi.xw.gm.com/si/showTif.do?image=660308)
<LI type=1>Install J 44643 (http://gsi.xw.gm.com/si/showTif.do?image=727425) in order to hold the flywheel. <LI type=1>Remove the lower fan shroud. Refer to Engine Coolant Fan Lower Shroud Replacement (http://gsi.xw.gm.com/si/cellHandler.do?cellId=37396&refDoc=1362956&from=sm) in Engine Cooling.
http://gsi.xw.gm.com/image_en_us/gif/000/001/334/1334816.gif
http://gsi.xw.gm.com/si/images/tif.gif (http://gsi.xw.gm.com/si/showTif.do?image=1334816)
<LI type=1>Remove the crankshaft balancer bolt. <LI type=1>Remove the crankshaft balancer.
If required, clean and inspect the crankshaft balancer. Refer to Crankshaft Balancer Cleaning and Inspection (http://gsi.xw.gm.com/si/cellHandler.do?cellId=121635&refDoc=1362956&from=sm) .
<A href="http://gsi.xw.gm.com/si/cellHandler.do?cellId=121558&refDoc=1364899&from=sm#ss2-1362956">Installation Procedure


http://gsi.xw.gm.com/image_en_us/gif/000/001/334/1334816.gif
http://gsi.xw.gm.com/si/images/tif.gif (http://gsi.xw.gm.com/si/showTif.do?image=1334816)
<LI type=1>Lubricate the crankshaft balancer internal hub with clean engine oil. <LI type=1>Install the crankshaft balancer on the crankshaft. <LI type=1>Lubricate the crankshaft balancer bolt with clean engine oil. Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.
<LI type=1>Install the crankshaft balancer bolt and washer. Tighten
Tighten the bolt to 353 N·m (260 lb ft).

http://gsi.xw.gm.com/image_en_us/gif/000/000/660/660308.gif
http://gsi.xw.gm.com/si/images/tif.gif (http://gsi.xw.gm.com/si/showTif.do?image=660308)
<LI type=1>Remove J 44643 (http://gsi.xw.gm.com/si/showTif.do?image=727425) .
http://gsi.xw.gm.com/image_en_us/gif/000/001/334/1334814.gif
http://gsi.xw.gm.com/si/images/tif.gif (http://gsi.xw.gm.com/si/showTif.do?image=1334814)
<LI type=1>Position the starter motor. <LI type=1>Install the starter motor bolts. Tighten
Tighten the bolts to 78 N·m (58 lb ft).
<LI type=1>Install the right wheelhouse panel. Refer to Wheelhouse Panel Replacement (http://gsi.xw.gm.com/si/cellHandler.do?cellId=9369&refDoc=1362956&from=sm) in Body Front End. <LI type=1>Install the lower fan shroud. Refer to Engine Coolant Fan Lower Shroud Replacement (http://gsi.xw.gm.com/si/cellHandler.do?cellId=37396&refDoc=1362956&from=sm) in Engine Cooling.
Connect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection (http://gsi.xw.gm.com/si/cellHandler.do?cellId=37733&refDoc=1362956&from=sm) in Engine Electrical.

© 2009 General Motors Corporation. All rights reserved.
</FORM>

[ripmf666]

http://gsi.xw.gm.com/si/images/gmLogoFlat.gif Service Information
<FORM name=CellHandlerForm onsubmit="JavaScript: return true;" action=/si/cellHandler.do method=post> Document ID: 667036 <HR>

Water Pump Cleaning and Inspection

http://gsi.xw.gm.com/image_en_us/gif/000/000/663/663772.gif
http://gsi.xw.gm.com/si/images/tif.gif (http://gsi.xw.gm.com/si/showTif.do?image=663772)
<LI type=1>Remove the O-ring from the water pump and discard. <LI type=1>Remove the water pump to water pump housing bolts. <LI type=1>Remove the water pump from the water pump housing. <LI type=1>Remove the O-ring from the water pump housing and discard.
http://gsi.xw.gm.com/image_en_us/gif/000/000/663/663773.gif
http://gsi.xw.gm.com/si/images/tif.gif (http://gsi.xw.gm.com/si/showTif.do?image=663773)
<LI type=1>Clean the water pump assembly. <LI type=1>Clean the water pump mating surfaces. <LI type=1>Inspect the water pump gear for damage. <LI type=1>Inspect the water pump mating surfaces for damage. <LI type=1>Inspect the water pump shaft for looseness. <LI type=1>Inspect the water pump assembly for damage. <LI type=1>Replace the water pump if any damage is found.
http://gsi.xw.gm.com/image_en_us/gif/000/000/663/663772.gif
http://gsi.xw.gm.com/si/images/tif.gif (http://gsi.xw.gm.com/si/showTif.do?image=663772)
<LI type=1>Install a new O-ring to the water pump housing. <LI type=1>Lubricate the O-ring with engine coolant. <LI type=1>Install the water pump to the water pump housing. Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.
<LI type=1>Install the water pump to water pump housing bolts. Tighten
Tighten the water pump to water pump housing bolts to 21 N·m (15 lb ft).
Install a new O-ring to the water pump.

© 2009 General Motors Corporation. All rights reserved.
</FORM>