How to Program a 2023 Chevrolet Blazer Ignition Smart Chip Key Transponder
Step by Step How to Programming Instructions:
Can I program a new key myself if I have no working keys?
Yes, if the Contour is a V6 LX model built before 02-1998. If your Contour was built after 02-1998, see below. After you have had a locksmith cut the transponder key, follow these instructions:
1. Insert the new key into the ignition and turn it to the ON position (as far as you can go without cranking the engine). The security light on the dash will flash for fifteen minutes.
2. When the security light stops flashing, turn the ignition OFF then back to the ON position. The security light will flash for fifteen more minutes.
3. When the security light stops flashing again, turn the ignition OFF then back to the ON position. The security light will flash for fifteen more minutes.
4. After the security light stops flashing the third time, turn the key to the OFF position. Turn the key to the ON position and the security light should stop flashing, indicating the new key has been programmed.
5. Start the vehicle to test the key.
Can I program a second key myself if I have one working key?
Yes, after you have had a locksmith cut the transponder key, follow these instructions:
1. Insert the existing working key into the ignition and turn it to the ON position, then back to the OFF position.
2. Within 5 seconds, insert the new key into the ignition and turn it to the ON position. The security light will light up for 2 seconds to indicate successful programming. Turn the key to the OFF position.
3. Start the vehicle to test the new key.
Contours built after 03-1998: Can I program a new key myself if I have no working keys?
No, here are your options:
1. Preferred Option: Call a mobile automotive locksmith to come to your vehicle to originate a new key. The locksmith will then have to connect a special computer to your vehicle to program the new key.
2. Tow your vehicle to a dealership and they will originate a new key. The dealership will then have to connect a special computer to your vehicle to program the new key.
Can I program a second key myself if I have one working key?
No, here are your options:
1. Preferred Option: Call or go to an automotive locksmith and they will have to connect a special computer to your vehicle to program the second key.
2. Go to a dealership and they will have to connect a special computer to your vehicle to program the second key.
Can I program a third key myself if I have two working keys?
Yes, once you have had the new key cut by a locksmith, use the following instructions:
1. Insert an existing working key into the ignition cylinder.
2. Turn the ignition cylinder to ON (RUN) and back to OFF.
3. Remove the existing working key and, within five seconds, insert a second working key and turn it to ON (RUN), then back OFF.
4. Remove the second working key and insert the new key before ten seconds have elapsed and turn it to ON (RUN). Leave it on for one second and turn back to OFF.
5. The security light will light up for three seconds to indicate that the new key has been successfully programmed.
