OEM 2008 Cadillac XLR Thermostat Housing

2008 Cadillac XLR Thermostat Housing Parts and Q&A

• Q: How to Replace the Thermostat Housing on an LC3 - 8 Cyl, 4.4L, SC, DOHC Engine on 2008 Cadillac XLR?

  A: The replacement process for the lc3 - 8 cyl - 4.4l - sc - dohc engine's Thermostat Housing begins with draining engine cooling system liquid using ge 47716 techniques and charge air cooling system liquids. Start by taking away the supercharger assembly then proceed to eliminate the parts which include supercharger belt tensioner and idler pulley. Unplug two coolant hoses and a Radiator Hose from the Thermostat Housing. Use a screwdriver to adjust the bypass hose clamp before using a socket wrench to take away the bolts holding the Thermostat Housing to the cylinder heads and extract everything including the bypass hose while disposing of the gaskets. The Thermostat Housing requires disassembly followed by cleaning for inspection when necessary. Installation requires the assembly of Thermostat Housing when required and the installation of new gaskets followed by attaching housing with bypass hose to the vehicle to be secured with bolts fastened at 25 n.m (18 lb ft). Secure the bypass hose clamp properly before reinstalling both radiator and coolant hoses. Begin by reattaching the supercharger idler pulley and belt tensioner followed by installation of the supercharger assembly. Before completion add coolant to both the charge air cooling system and the engine cooling system while searching for signs of leakage in each system.