1993 Buick Roadmaster heater core replacement

1993 BUICK ROADMASTER
233,000 MILES • V8 • 2WD • AUTOMATIC
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CASSONDRAWYMAN
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how do i get the old haerter core out to replace it
Mar 13, 2009 at 5:15 PM
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BMRFIXIT
  • ✓ASE Certified Mechanic
  • 19,053 POSTS
  • ASE Certified Mechanic
A/C-HEATER SYSTEM - MANUAL -1993 Buick Roadmaster
HEATER CORE

Removal & Installation
Drain engine coolant. Remove screw securing heater outlet pipe to cowl panel. Remove heater inlet and outlet quick-connect fittings. Remove A/C module lower evaporator case. Remove heater core mounting straps and screws. Pull heater rearward, working heater core tubes out of seal. Remove heater core. To install, reverse removal procedure. Refill cooling system with coolant, and check for leaks.
Mar 13, 2009 at 5:36 PM
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Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.