Difference between PT and PT4 Key | Ask the Experts


What are the best application charts to use to identify the proper transponder key, substitute keys, etc for various vehicles?



There are several: Kaba Ilco’s Auto Truck Reference book identifies the transponder key required for a certain vehicle, along with possible substitutes that can be used along with which key machines used to complete the programming.

Auto Smart manual by (ASP) has information to assist someone to generate a new key without an original.

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