Grand Prix V6-3.8L (2007)
1. Using a lint-free clean, dry cloth, carefully clean the sealing surfaces of the heater pipe assembly at the engine and heater hoses.
2. Install the heater pipe assembly into position in the vehicle.
3. Install the heater pipe hoses to the engine.
4. Reposition and release the heater pipe hose clamps at the engine using the J 38185.
5. Loosely install the heater pipe assembly retaining bolt to the front of the engine.
Notice: Refer to Fastener Notice in Service Precautions.
6. Install the heater pipe assembly retaining bolts to the rear of the engine.
Tighten all the heater pipe assembly bolts to 16 N.m (12 lb ft).