2004 Chevy Silverado Cooling system

MJSCAR

MEMBER
2004 CHEVROLET SILVERADO
V8
4WD
AUTOMATIC
105,000 MILES

What do you have to do to change the the cooling system fluid

Saturday, September 25th, 2010 AT 4:39 PM

1 Reply

FACTORYJACK

MECHANIC
4,159 POSTS

They don't offer a radiator drain plug, so you need to either disconnect the lower radiator hose at the radiator, or the coolant pump. Disconnecting one of the heater hoses that attach at the pump will also drain some from the block, from behind the thermostat.