0404 Yukon thermostat replacement

Tiny
BOBLINFORTINO
  • MEMBER
  • 2004 GMC YUKON
  • V8
  • 4WD
  • AUTOMATIC
  • 99,000 MILES
How do I replace thermostat in a 2004 Yukon SL 4.8 Engine

Thankyou
Monday, January 24th, 2011 AT 6:06 AM

1 Reply

Tiny
RASMATAZ
  • MECHANIC
  • 75,992 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.
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Monday, January 24th, 2011 AT 8:31 AM

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