Heater Core Replacement

2019 Chevrolet Trax Premier, AWDSECTION Heater Core Replacement
WARNING: This page is about a different car, the 2018 Chevrolet Trax and 2018 Buick Encore. However, it is still accessible from the selected car via links, so may be relevant.
GM2770973
Callout Component Name

Preliminary Procedure

  1. Remove the heater case. Refer to Heater Case ReplacementΒ .
  2. Disconnect the heater core outlet tube. Refer to Heater Core Outlet Tube ReplacementΒ .
  3. Disconnect the heater core inlet tube. Refer to Heater Core Inlet Tube ReplacementΒ .
1 Heater Core Assembly
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.