View post: Walmart Has a 'Powerful' Mini Cordless Rotary Tool on Sale for $19 The RFHM normally picks up the signal from the fob and tells other modules it speaks to, like ignition, remote keyless ...

Dealerships have turned key fob programming into a quiet profit center, folding a few minutes of work into triple‑digit service bills. For many drivers, that fee is avoidable, because a surprising ...