Software Module 55
Software module 55 – General Motors GM Passkey3 immobox Delphi
CAD 154
Memory device is Motorola MCU MC68HC908AS20 PLCC52 package.
Expected file size is 512 bytes.
Use TMPro chip or T5 transponder.
Written transponder is ready programmed to start the vehicle.
Vehicles equipped with this unit:
✅ Buick: Century, Le Sabre, Park Avenue, Regal, Rendevouz, Roadmaster
✅ Cadillac: Deville STS, Dorado, S5S, Seville, STS
✅ Chevrolet: Camaro, Cavalier, Corvett, Impala, Malibu, Montecarlo, Venture
✅ Oldsmobile: Aurora, Silhouette
✅ Pontiac: Aztec, Bonneville, Grand Prix, Montana
✅ SAAB: 9-7
Related Products
APPbased Diagnostics | App-based diag and service tool that performs diagnostic and services
CAN FD Adapter | CAN FD Adapter Enables Diagnostics of Vehicles Using CAN FD Protocol
Tesla-comp diag cbl | Diag cable for Tesla 3, Y, S, and X vehicles, 12 and 20 pin to 16 pin adapter
Nissan 16×32 Adpt | Nissan Sentra 16×32 Secure Gtwy Adptr for bi-drctxnl dgnstcs and key/IMMO fnctns
MS Ultra EV Tablet | Diagnostic Tablet for electric, gas and diesel, and hybrid vehicles
Bluetooth VCI | Bluetooth Vehicle Communication Interface
HD Diag Tablet | MD600CV is an Android-based heavy-duty vehicle diagnostics and service tablet
MFVCMI Kit | VCMI Kit – VCMI, power supply, cables, leads, probes, pickup, clips, attenuator
AL329 Code Reader | AL329 Easy-to-Use Handheld OBDII Code Reader
MS909CV Tablet | Advanced Commercial Vehicle Diagnostics Tablet w/wireless J2534 VCI
AL529HD Code Reader | AutoLINK AL529HD Heavy Duty Vehicle Code Reader
Tesla Adapter Cables | Autel Diagnostic Cables for Tesla Model S and X.




