Replace the heater core with a new one by sliding it into place and securing the mounting bolts.
2001 blazer heater core change.
Replace the heater core with a new one by sliding it into place and securing the mounting bolts.
Reconnect the heater core s hoses turn the radiator s drain plug clockwise to close it then refill the coolant system with a 50 50 percent mix of coolant and water.
Repeat heater core failure.
That is where the heater core is.
The 3rd heater core has been installed.
Reconnect the heater core s hoses turn the radiator s drain plug clockwise to close it then refill the coolant system with a 50 50 percent mix of coolant and water.
Or remove the dash assy to gain access to the hvac box and remove and replace the heater core.
Removal of the dash board to replace the heater core in 2001 chevy blazer answered by a verified chevy mechanic.
Estimate does not include taxes and fees.
Reassemble and make sure to top off the antifreeze.
Reconnect the heater core s hoses turn the radiator s drain plug clockwise to close it then refill the coolant system with a 50 50 percent mix of coolant and water.
Apdty 737225 engine heater hose assembly fits 2001 2003 chevy malibu 2001 2004 oldsmobile alero and 2001 2005 pontiac grand am for v6 engines thermostat bypass pipe to front cover without engine oil cooler pipe replaces factory oem part number s 125.
Labor costs are estimated between 650 and 820 while parts are priced between 75 and 157.
The average cost for a chevrolet blazer heater core replacement is between 725 and 977.
Replace the heater core with a new one by sliding it into place and securing the mounting bolts.
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