Colorado 4WD L4-2.9L (2008)
1. Position the thermostat housing to the engine block.
Notice: Refer to Fastener Notice (See: Service Precautions/Vehicle Damage Warnings/Fastener Notice).
2. Install the thermostat housing bolts.
Tighten the thermostat housing bolts to 10 N.m (89 lb in).
3. Position the J 38185 to the clamp (3) in order to connect the radiator inlet hose (2) to the thermostat housing (4).
4. Install the left wheelhouse liner. Refer to Front Wheelhouse Liner Replacement (See: Body and Frame/Fender/Front Fender/Front Fender
Liner/Service and Repair).
5. Lower the vehicle.
6. Fill the cooling system. Refer to Cooling System Draining and Filling (Static Fill) (See: Service and Repair)Cooling System Draining and Filling
(Vac N Fill) (See: Service and Repair).
7. Inspect all sealing surfaces for leaks after starting the engine.
