Heater Core For 2003 Buick Lesabre. Buick LeSabre Heater Is Not Working Repair Symptoms Blower Motor Replacement When the blower motor fails the air conditioner and heater may still work and heat or cool may be felt at the vents but the air pressure will be dramatically decreased. When it comes to your Buick LeSabre you want parts and products from only trusted brands.
1-3 of 3 Results. Consists of tubes to carry the coolant and fins to transfer heat to the passenger. 2003 Buick LeSabre Heater Core.
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SPIDuralast Heater Core 394212 78. Same quality as OE for less money Designed with the latest software and manufactured with modern tooling. Install the heater core into the HVAC module. Actuator 1998-2004 temperature without ac.