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Home >> Mazda >> 2007 >> B4000 SE, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 553 (Cooling System) >> Engine Coolant Flushing - 3.0L >> Heater Core

Heater Core

WARNING: This page is about a different car, the 2007 Mazda B3000. However, it is still accessible from the selected car via links, so may be relevant.
  1. Partially drain the cooling system. See ENGINE COOLANT REPLACEMENT - 3.0L  .
    NOTE:
    • See the cooling system flusher manufacturer's operating instructions for specific vehicle hook-up. Use an appropriate cooling system flusher to back flush the heater core.
  2. Flush the heater core. Use premium cooling system flush VC-1.
  3. Fill the cooling system. See ENGINE COOLANT REPLACEMENT - 3.0L  .