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HOMESERVICE MANUALSCHEVROLET2018SONIC PREMIER, 4D SEDAN, STANDARD TRANSREPAIR AND DIAGNOSIS (SINGLE PAGE)ACCESSORIES & EQUIPMENTHEATED GLASS/DEFOGGERSFIXED AND MOVEABLE WINDOW SYSTEMDIAGNOSTIC INFORMATION AND PROCEDURESDTC B3205 OR B3210CIRCUIT/SYSTEM VERIFICATION
2018 Chevrolet Sonic Premier, 4D Sedan, Standard Trans

Circuit/System Verification

2018 Chevrolet Sonic Premier, 4D Sedan, Standard TransSECTION Circuit/System Verification
  1. Ignition - On / Vehicle - In Service Mode
  2. Perform the scan tool control function: Driver Window Motor - Up & Down

    Verify the component works as specified: M74D Window Motor - Driver = Up & Down

    • If not the specified state 

      Test or replace the component: M74D Window Motor - Driver

    • Go to next step: If the specified state 
  3. Perform the scan tool control function: Driver Window Motor - Down
  4. Operate the component: S79D Window Switch - Driver - Pulled = Up & Release

    Verify the component works as specified: M74D Window Motor - Driver = Express Up

    • Go to next step: If the specified state 
  5. Ignition/Vehicle & All vehicle systems - Off - For greater than 2 min
  6. Ignition - On / Vehicle - In Service Mode
  7. Perform the scan tool control function: Driver Window Motor - Down
  8. Operate the component: S79D Window Switch - Driver - Pulled = Up & Release

    Verify the component works as specified: M74D Window Motor - Driver = Express Up

    • If not the specified state 

      Test or replace the component: M74D Window Motor - Driver

    • Go to next step: If the specified state 
  9. Perform the scan tool control function: Passenger Window Motor - Up & Down

    Verify the component works as specified: M74P Window Motor - Passenger = Up & Down

    • If not the specified state 

      Test or replace the component: M74P Window Motor - Passenger

    • Go to next step: If the specified state 
  10. Perform the scan tool control function: Passenger Window Motor - Down
  11. Operate the component: S79P Window Switch - Passenger - Pulled = Up & Release

    Verify the component works as specified: M74P Window Motor - Passenger = Express Up

    • Go to next step: If the specified state 
  12. Ignition/Vehicle & All vehicle systems - Off - For greater than 2 min
  13. Ignition - On / Vehicle - In Service Mode
  14. Perform the scan tool control function: Passenger Window Motor - Down
  15. Operate the component: S79P Window Switch - Passenger - Pulled = Up & Release

    Verify the component works as specified: M74P Window Motor - Passenger = Express Up

    • If not the specified state 

      Test or replace the component: M74P Window Motor - Passenger

    • Go to next step: If the specified state 
  16. All OK.
RENDER: 1.0x

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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.