Which TM9 calculator to try first
| Order | Calculator | How the code is found |
|---|---|---|
| 1 | Chrysler TM9 (Panasonic) | calculated from the last 4 digits |
| 2 | Chrysler TM9 4-digit serial (code A) | database lookup |
| 3 | Chrysler TM9 4-digit serial (code B) | database lookup |
Wait until the radio accepts input again between attempts – see locked radio help. Other Chrysler radios (Becker, Alpine, Continental QN) are on the Chrysler page.