GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
Pontiac
🢒
2004
🢒
Aztek - AWD
🢒
Driveline/Axle
🢒
Transfer Case - Steyr
🢒 Vent Hose Assembly Replacement
Vent Hose Assembly Replacement LA1
Removal Procedure
Raise and support the vehicle. Refer to
Lifting and Jacking the Vehicle
in General Information.
Release the vent hose clamp (1) from the extension housing assembly.
Disconnect the vent hose (2) from the retaining bracket on the transfer case assembly.
Remove the vent hose from the extension housing assembly vent tube by carefully twisting the hose.
Installation Procedure
Install the vent hose to the extension housing assembly vent tube.
Connect the vent hose (2) to the retaining bracket on the transfer case assembly.
Install the vent hose clamp (1) to the extension housing assembly.
Lower the vehicle.
Vent Hose Assembly Replacement LY7
Removal Procedure
Turn the ignition OFF.
Remove the air inlet duct. Refer to
Air Cleaner Inlet Duct Replacement
in Engine Controls - 3.6L (LY7).
Remove the transfer case vent hose from the transmission fill tube.
Raise and support the vehicle. Refer to
Lifting and Jacking the Vehicle
in General Information.
Remove the catalytic converter. Refer to
Catalytic Converter Replacement
in Engine Exhaust.
Disconnect the intermediate steering shaft from the steering gear. Refer to
Intermediate Steering Shaft Replacement
in Steering Wheel and Column.
Position a utility stand beneath the rear center section of the frame in order to support the powertrain.
Remove the frame rear bolts.
Important:
Do not lower the powertrain more than 100 mm (4 in).
Carefully lower the powertrain in order to provide access.
Release the vent hose clamp and remove the vent hose from the transfer case.
Remove the vent hose from the retainer.
Remove the vent hose.
Installation Procedure
Install the vent hose.
Install the vent hose to the retainer.
Install the vent hose to the transfer case.
Raise the powertrain until the frame insulators contact the chassis.
Install the frame rear bolts. Refer to
Front Frame Replacement
in Frame and Underbody.
Remove the utility stand.
Connect the intermediate steering shaft to the steering gear. Refer to
Intermediate Steering Shaft Replacement
in Steering Wheel and Column.
Install the catalytic converter. Refer to
Catalytic Converter Replacement
in Engine Exhaust.
Lower the vehicle.
Install the transfer case vent hose to the transmission fill tube.
Install the air inlet duct. Refer to
Air Cleaner Inlet Duct Replacement
in Engine Controls - 3.6L (LY7).