How do I replace thermostat in a 2004 Yukon SL 4.8 Engine
Thankyou
Jan 23, 2011 at 10:06 PM
Advertisement
RASMATAZ
✓Experienced Mechanic
75,988 POSTS
Removal Procedure
Important: The thermostat is not serviceable separately. The thermostat housing (water pump inlet) and thermostat must be replaced as an assembly.
Remove the radiator outlet hose.
Remove the water pump inlet bolts.
Remove the water pump inlet from the water pump.