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.
SYS.OK|MANUAL.DB● LIVE
HOMESERVICE MANUALSCHEVROLET2006COBALT SS, 4D SEDAN, STANDARDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 347 (THEFT DETERRENT SYSTEM)DIAGNOSTIC INFORMATION AND PROCEDURESDIAGNOSTIC CODE INDEX
2006 Chevrolet Cobalt SS, 4D Sedan, Standard
Diagnostic Code Index
2006 Chevrolet Cobalt SS, 4D Sedan, StandardSECTION Diagnostic Code Index
WARNING: This page is about a different car, the 2006 Chevrolet Monte Carlo and 2006 Chevrolet Impala. However, it is still accessible from the selected car via links, so may be relevant.
DIAGNOSTIC CODE INDEX
| DTC | Description |
|---|---|
| DTC B0302A | Telematic Requested Immobilization Security |
| DTC B0996 | Vehicle Electronic Control Unit (ECU) VIN Check Error |
| DTC B1015 | Vehicle Identification Number (VIN) Information Error |
| DTC B1016 | Vehicle Identification Number (VIN) Information Not Programmed |
| DTC B1424 | Device 1 Voltage Low |
| DTC B3031 | Security System Controller In Learn Mode |
| DTC B3055 | No Transponder Modulation or No Transponder in Key |
| DTC B3060 | Unprogrammed Transponder Identification Code Received |
| DTC B3935 | Transponder Authentication Error |
| DTC P1629 | Theft Deterrent Fuel Enable Signal Not Received |
| DTC P1630 | Theft Deterrent Learn Mode Active |
| DTC P1631 | Theft Deterrent Start Enable Signal Not Correct |
| DTC P1632 | Theft Deterrent Fuel Disable Signal Received |
RENDER: 1.0x
NO RELATED
Recommended Tools & Savings
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Affiliate disclosure: We may earn a commission at no extra cost to you.
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.