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 MANUALSCHEVROLET2008COBALT LS, 2D COUPE, STANDARDREPAIR AND DIAGNOSISBODY & FRAMEDOOR LOCKSKEYLESS ENTRY SYSTEM AND REMOTE FUNCTIONSDESCRIPTION AND OPERATIONKEYLESS ENTRY SYSTEM DESCRIPTION AND OPERATION (WITHOUT ACCESSORY 2 WAY REMOTE )LOCK ALL DOORS
2008 Chevrolet Cobalt LS, 2D Coupe, Standard
Lock All Doors
2008 Chevrolet Cobalt LS, 2D Coupe, StandardSECTION Lock All Doors
Press the transmitter LOCK button to perform the following functions:
- Lock all vehicle doors.
- Immediately turn OFF the interior lamps.
- Flash the exterior lights, if enabled through personalization.
- Chirp the horn, if enabled through personalization.
- Arm the CTD System, if equipped.
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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.