Guides & know-how for the trade
Straight-talking guides on FCC IDs, key programming, transponder chips, fob batteries, cross-references and smart stocking — written by and for working locksmiths.
Car Key Types Explained: Smart Keys, Flip Keys, Remote Head & Transponder
From plain metal blades to proximity fobs: the seven car key types, how to identify each one, and what replacement and programming involve.
How Much Does Key Fob Programming Cost? (2026 Pricing Guide)
Typical 2026 key fob programming costs, from $50 remote pairing to $600+ all-keys-lost — and why a locksmith usually beats the dealer.
Reading Key Blank Cross-References (Ilco, JMA, Silca)
Every key blank goes by several names. How to read Ilco, JMA and Silca cross-references, decode blank codes and avoid wrong orders.
How to Program a Key Fob: Onboard vs Tool Programming
Remote pairing and transponder programming are different jobs. Here's how each works, which cars support DIY onboard programming, and when you need a tool.
Where to Find the FCC ID on a Key Fob (and Why It Guarantees Fit)
The FCC ID printed on every key fob identifies its exact radio. Where to find it, how to read a worn label, and how to order with it.
How to Change a Key Fob Battery — Every Major Brand
Step-by-step key fob battery replacement for every major brand: which coin cell you need, where to pry, and what to do when a new battery doesn't help.
Transponder Keys Explained: Chips, Cloning & Programming
What a transponder key is, how the immobilizer handshake works, the major chip families by make, and when to clone versus program a key.
Choosing a Key Programmer: Autel vs Xhorse vs OBDSTAR (2026)
Autel, Xhorse and OBDSTAR compared for working locksmiths: real coverage strengths, token costs, and which key programmer to buy first.
Original Lishi 2-in-1 Tools: Pick, Decode and Cut Faster
What a Lishi 2-in-1 does, how to pick and decode with one, the automotive keyways to own first, and how to keep the tool in calibration.
Which Key Fobs Are Worth Stocking on the Van
A coverage-tier framework for van stock: which fobs earn shelf space, where universal remotes fit, and how to source the long tail fast.
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