Express 4500 V8-6.0L (2010)
3. Remove the auxiliary evaporator outlet tube (1) from the compressor hose (3).
4. Remove the retaining nut form the engine.
5. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle (See: Maintenance/Vehicle Lifting/Service and Repair).
6. Remove the auxiliary evaporator tube (1) retaining nuts (2) from the body.
7. Remove the bolt retaining the auxiliary evaporator outlet tube to the transmission bracket.
8. Remove the auxiliary evaporator outlet tube from the auxiliary evaporator.
9. Remove the evaporator tube from the vehicle.
Installation Procedure
Caution: Refer to Fastener Caution (See: Service Precautions/Vehicle Damage Warnings/Fastener Caution).
1. Connect the evaporator tube (1) to the auxiliary evaporator core and tighten the hose fitting to 48 Nm (35 lb ft).
2. Install the evaporator tube retaining nuts (2) to the engine and the body and tighten to 6 Nm (53 lb in).
