The New Directechs website is here.
Flashing and Wires all in one site. Click here to give it a try!
If you are using Internet Explorer 11, please switch on compatibility mode in your browser for best viewing performance (View instructions).
Find a system that fits your vehicle
PKUGM2X - GM-LAN PASS-Key III Plus Override (transponder & resistor)

PKUGM2X - GM-LAN PASS-Key III Plus Override (transponder & resistor) (Discontinued)

Override GM-LAN PASS-Key III Plus anti-theft systems
This product has been discontinued .
GM PASS-Key III Plus bypass for 2004-2008 GM-LAN vehicles equipped with the new style hybrid Passlock (resistance) and Passkey 3+ (transponder) type anti theft system. PKUGM2X combines the features and functionality of both an RF bypass and a data override via BCM in one integrated package.
SKU: PKUGM2X
UPC: 093207057045
Package Weight:  0.07 kg
0.15 lb
Package Measurements (LxWxH):  5.63 x 4.50 x 1.63 mm
0.22 x 0.18 x 0.06"


The PKUGM2X introduces an authorized RFID whenever the remote starter is activated to temporarily disarm and override the GM PASS-Key III Plus factory immobilizer system.  Once the remote starter has been turned off; the factory immobilizer system returns to normal operations, passively arming and disarming with the ignition key. PKUGM2X is expressly designed to interface directly with GM's new PASS KEY III + style of immobilizer which incorporates both resistance and transponder security components in the anti theft system.

PKUGM2x is simple to install – requiring only 6 wire connections and is ready right out of the box. No computer required.

Covers All late model GM vehicles equipped with PASS-Key III Plus
Includes integrated BCM connections
Compatible with any remote car starter
Compatible with manufacturer's anti-theft & content theft security system
Maintains integrity of manufacturer's anti-theft immobilizer system
Compact design, easy to mount
No Key Required for operation  (NKR)
Simple tranponder programming
All temperature operation
Back to Top