buick Workshop Repair Guides

Buick Workshop Service and Repair Manuals

Engine Coolant Thermostat Housing Replacement|Page 4300 > < Engine Coolant Thermostat Housing Replacement|Page 4298
Page 1
background image

Thermostat Housing: Service and Repair
Thermostat Bypass Pipes Replacement

Thermostat Bypass Pipes Replacement (RPO LX9) 
Removal Procedure 

1. Remove the intake manifold cover. 
2. Drain the cooling system. 
3. Remove the air cleaner outlet duct. 
4. Remove the spark plug wires from the spark plugs.
5. Remove the spark plug wire clip from the bypass pipe.
6. Reposition the spark plug wires out of the way.

7. Disconnect the heater outlet hose from the thermostat bypass pipe.

Engine Coolant Thermostat Housing Replacement|Page 4300 > < Engine Coolant Thermostat Housing Replacement|Page 4298