Rear Side Door Lock Cylinder Replacement

2020 Chevrolet Express 2500 LS, 2.8L Eng VIN 1SECTION Rear Side Door Lock Cylinder Replacement
GM4855007Courtesy of GENERAL MOTORS COMPANY
Callout Component Name
Preliminary Procedure 
Sliding Door Outside Handle Replacement 
1 Rear Side Door Lock Cylinder Retainer
2 Rear Side Door Lock Cylinder
After installation, code the key and lock cylinder, if needed. Key and Lock Cylinder Coding
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.