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 MANUALSCHEVROLET2002CAVALIER BASE, 4D SEDAN, 2.4 TREPAIR AND DIAGNOSIS (SINGLE PAGE)BODY & FRAMEDOOR LOCKSREMOTE KEYLESS ENTRY SYSTEMPROGRAMMINGPASSLOCK(TM) LEARN PROCEDURE10-MINUTE LEARN PROCEDURE
2002 Chevrolet Cavalier Base, 4D Sedan, 2.4 T
10-Minute Learn Procedure
2002 Chevrolet Cavalier Base, 4D Sedan, 2.4 TSECTION 10-Minute Learn Procedure
NOTE:
Techline terminal with current Service Programming System (SPS) software is required to perform this procedure.
- Connect scan tool with Techline terminal to Data link Connector (DLC). DLC is located on lower left side of instrument panel, near steering column. Using scan tool, select REQUEST INFORMATION under SERVICE PROGRAMMING. Disconnect scan tool from DLC.
- On Techline terminal, select THEFT MODULE RE-LEARN under SERVICE PROGRAMMING. Disconnect scan tool from Techline terminal. Connect scan tool to DLC. Turn ignition switch to RUN position. Select VTD system RE-LEARN under SERVICE PROGRAMMING.
- Attempt to start vehicle. Vehicle will not start. Monitor THEFT SYSTEM indicator in instrument cluster. After 10 minutes, THEFT SYSTEM indicator will turn off. Vehicle is now ready to relearn Passlock(tm) sensor data code or password when ignition switch is cycled again from LOCK to START position.
- Turn ignition switch to LOCK position and wait 5 seconds. Start vehicle. Vehicle has now learned password. Using scan tool, clear any Diagnostic Trouble Codes (DTC). History DTCs will self-clear after 100 ignition switch cycles.
CAUTION:
You must turn ignition switch to LOCK position before attempting to start vehicle.
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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.