



2005-2007 Cadillac CTS 2005-2006 SRX Immobilizer Pass Key 3+ 25759726 OEM
25759726
VIN programming required after install
This module needs VIN programming after install. A dealer or locksmith with the right scan tool can do it. Not sure your installer can program? Message us first — we'll help you confirm.
Module shows light wear on the connector clip — fully tested, no functional impact.
This is an OEM Pass Key 3+ immobilizer module fitting 2005–2007 Cadillac CTS and Cadillac SRX (part number 25759726, with interchange numbers 25752491, 10384710, 25748932, and 21003602). The module has been OEM Tested and shows only light connector-clip wear. Note: VIN/key programming by a qualified technician is required for proper operation.
From the shop
This module checks the transponder in your key before it lets the CTS or SRX crank into a running engine. If it won't authorize the key you have, it typically still cranks but won't fire, and the theft or security lamp stays on. Module shows light wear on the connector clip — fully tested, no functional impact. Mounts ignition switch, front. This unit requires programming to your vehicle after installation. Fits 2005–2007 Cadillac CTS; 2005–2006 Cadillac SRX. Part numbers: 25759726, interchange 25752491, 10384710, 25748932, 21003602. Check your old module's tag against those numbers before ordering. Ships Mon–Fri before 3pm EST. — Hubes
— Hubes
Vehicle fitment
Fits 2005–2007 Cadillac CTS; 2005–2006 Cadillac SRX. Replaces OEM # 25759726.
| Years | Makes | Models |
|---|---|---|
| 2005–2007 | Cadillac | CTS |
| 2005–2006 | Cadillac | SRX |
Please note: First-generation CTS/SRX theft-deterrent module (Delphi PASS-Key 3+, 125 kHz). BOTH units in stock are label-verified GM PN 25759726 (Delco 21003602, FCC L2C0013TR, software 5012) — mid-chain units squarely in this 2005-2007 CTS / 2005-2006 SRX window. GM service chain 25748932 → 25752491 → 25759726 → 10384710. GM VTD relearn required (30-minute procedure or scan tool); no dealer PIN.
Specifications
Part Identification
- OEM Part Number
25759726- Brand
- GM
- Also Replaces
25752491,10384710,25748932,21003602- Also Known As
- Ignition Immobilizer, Anti-Theft Module, Theft Deterrent Module
Condition & Testing
- Condition
- OEM Tested
Specifications
- Material
- Plastic
- Color
- Black
- Placement
- Ignition Switch
- Front
- Controls
- Ignition Button
Compliance
- Country of Origin
- Mexico





