Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSCHEVROLET2014CAMARO ZL1, 2D CONVERTIBLE, STANDARD TRANSREPAIR AND DIAGNOSISBODY & FRAMEWINDOWSFIXED AND MOVEABLE WINDOW SYSTEMDIAGNOSTIC INFORMATION AND PROCEDURESDTC B3205, B3210, B3215, OR B3220: WINDOW MOTORCIRCUIT/SYSTEM VERIFICATION
2014 Chevrolet Camaro ZL1, 2D Convertible, Standard Trans
Circuit/System Verification
2014 Chevrolet Camaro ZL1, 2D Convertible, Standard TransSECTION Circuit/System Verification
- Ignition ON.
- Verify the driver, passenger, left rear and right rear window functions while commanding the Driver Window Motor, Passenger Window Motor, Left Rear Window Motor and Right Rear Window Motor Up and Down with a scan tool.
- If the Up and Down does not work
Replace the appropriate M74 Window Motor .
- If the Up and Down works
- If the Up and Down does not work
- Verify the driver, passenger, left rear and right rear window performs the Express Up and Express Down functions with the S79D Window Switch-Driver.
- If a window does not Express Up and Express Down
Normalize the M74 Window Motor, refer to Window Motor Programming - Express Function .
- If the window performs the Express Up and Express Down functions
- If a window does not Express Up and Express Down
- Ignition OFF and all vehicle systems OFF. It may take up to 2 minutes for all vehicle systems to power down.
- Ignition ON
- Verify the driver, passenger, left rear and right rear window performs the Express Up and Express Down functions with the S79D Window Switch-Driver.
- If a window does not Express Up and Express Down
Replace the M74 Window Motor
- If all windows perform the Express Up and Express Down functions
- If a window does not Express Up and Express Down
- All OK.
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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.