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HOMESERVICE MANUALSCHEVROLET2019EXPRESS 2500 BASE, VAN CARGO EXTENDED, 6.0L ENG VIN GREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 89 (HEATING SYSTEM, VENTILATION SYSTEM, AND AIR CONDITIONING SYSTEM)REPAIR INSTRUCTIONSAIR CONDITIONING ACCUMULATOR REPLACEMENTINSTALLATION PROCEDURE
2019 Chevrolet Express 2500 Base, Van Cargo Extended, 6.0L Eng VIN G

Installation Procedure

2019 Chevrolet Express 2500 Base, Van Cargo Extended, 6.0L Eng VIN GSECTION Installation Procedure
WARNING: This page is about a different car, the 2018 GMC Savana 3500, 2018 GMC Savana 2500, 2018 Chevrolet Express 3500, and 2018 Chevrolet Express 2500. However, it is still accessible from the selected car via links, so may be relevant.
  1. GM4592465

    Accumulator Bracket(2)@Air Conditioning Evaporator Case - Install

    2. CAUTION:

    Refer to Fastener Caution .

  2. Accumulator Bracket Bolt(1)@Air Conditioning Evaporator Case - Install and tighten[3x]1.9 N.m (17 lb in)
  3. GM4620187

    Install a NEW sealing washer.(3) - Air Conditioning System Seal Replacement 

  4. Air Conditioning Accumulator(1)@Air Conditioning Evaporator - Install
  5. Air Conditioning Accumulator Nut(2)@Air Conditioning Evaporator - Install and tighten22 N.m (16 lb ft)
  6. GM4620186

    Air Conditioning Accumulator Bolt(1)@Air Conditioning Accumulator Bracket - Install and tighten6 N.m (53 lb in)

  7. GM4621877

    Air Conditioning Compressor Hose(1)@Air Conditioning Accumulator - Install - Air Conditioning Compressor Hose Replacement (LWN) Air Conditioning Compressor Hose Replacement (L96, LC8, LV1) 

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:

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