Home Auto Repair Service Manual Antitheft & Alarm Systems ’02 GMC Savana

Service Manual Antitheft & Alarm Systems ’02 GMC Savana

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Download Service Manual Antitheft & Alarm Systems ’02 GMC Savana – Programming Theft Deterrent System Components IMPORTANT: If replacing the Passlock module with a GM Service Parts Operations (SPO) replacement part, the module will learn Passlock(TM) sensor data code immediately. The existing PCM however, must learn the new fuel continue password when the Passlock module is replaced. If replacing a PCM with a GM Service Parts Operations (SPO) replacement part, after programming, these modules will learn the incoming fuel continue password immediately upon receipt of a password message. Once a password message is received, and a password is learned, a learn procedure must be performed to change this password again. A PCM which has been previously installed in another vehicle will have learned the other vehicle’s fuel continue password and will require a learn procedure after programming to learn the current vehicle’s password. Conditions Use this procedure after replacing: The Passlock(TM) Sensor The Passlock(TM) Module The PCM Learn Procedures There are 2 available methods to perform the programming procedure: