Module, HVAC: Installation

2024 Dodge and Ram 1500 TRXSECTION Installation
WARNING: This page is about a different car, the 2023 RAM 1500 Classic. However, it is still accessible from the selected car via links, so may be relevant.
  1. Connect the wire harness connector to the Heating, Ventilation, and Air Conditioning (HVAC) module.
  2. Position the HVAC module to the instrument panel, through the glove box opening and engage the module retaining screws to the slots on instrument panel.
    GC0154539Courtesy of CHRYSLER GROUP, LLC
  3. Tighten the two screws (1) that secure the HVAC module (2) to the instrument panel to 2 N.m (17 in. lbs.).
  4. Install the glove box. Refer to GLOVE BOX, INSTRUMENT PANEL, INSTALLATION .
  5. Install the right side instrument panel end cap.
  6. Connect the negative battery cable. If equipped with an Intelligent Battery Sensor (IBS), connect the IBS connector.
  7. Initiate the Actuator Calibration function using a scan tool. Refer to HVAC VERIFICATION TEST .
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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.