This is the Fortin PATS-GM Bypass Module.
Passkey 3 (PK3) bypass kit for Buick, Cadillac, Chevrolet, Oldsmobile and Pontiac Vehicles. Includes our thin patented tumbler ring and a built-in transponder, programming required, no key required.
Features:
- For Buick, Cadillac, Chevrolet, Oldsmobile and Pontiac vehicles.
- Passkey 3 (PK3) bypass kit.
- Simplified and fool-proof installation instructions.
- Estimated install and program time is less than 5 minutes.
Bypass the vehicles immobilizer (VATS, Passlock, PATS and PassKey Transponders) for enabling remote car starter installations. 
