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Home >> Mazda >> 2017 >> 5 GS, Automatic Trans >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> Basic System - HVAC >> Heater Hose Removal/Installation >> Notes

Heater Hose Removal/Installation: Notes

  1. Disconnect the negative battery cable.
  2. Drain the engine coolant. (See ENGINE COOLANT REPLACEMENT .)
  3. Disconnect the heater hose from the A/C unit. (See HEATER HOSE REMOVAL NOTE .)
    G13728858Courtesy of MAZDA MOTORS CORP.
  4. Remove the clip.
    G13728859Courtesy of MAZDA MOTORS CORP.
  5. Remove the clips and disconnect the heater hose.

    ATX 

    G13728860Courtesy of MAZDA MOTORS CORP.

    MTX 

    G13728861Courtesy of MAZDA MOTORS CORP.
  6. Remove the clips and disconnect the heater hose, hose joint and quick connector.
    G13728862Courtesy of MAZDA MOTORS CORP.
  7. Install in the reverse order of removal. (See HEATER HOSE INSTALLATION NOTE .)
  8. Inspect for engine coolant leakage. (See ENGINE COOLANT LEAKAGE INSPECTION .)
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