OEM-GRADE DIAGNOSTIC HARNESS · GM-MDI3-DLC-MAIN · FULL PINOUT
Opel & GM MDI 3 Diagnostic Interface 16-Pin OBD-II Main DLC Cable (CAN-FD & DoIP Ready)
Replace worn or intermittent cables on your GM / Opel MDI 3 (Multiple Diagnostic Interface 3 · Bosch VCI) with a shielded, full-pin industrial harness built for reliable workshop diagnostics.
- GM-MDI3-DLC-MAIN
- Full-Pin Pure Copper
- Locking Connector
- 100% Continuity Tested

Engineered for Professional Workshop Demands
The Opel GM MDI 3 OBD2 Ana Kablosu (CAN-FD & DoIP) is built to deliver speed, accuracy, and stability in busy service bays.

Authentic 1:1 OEM Full Pinout
Unlike budget cables with missing wires, every data, ignition sense, and power pin required for DoIP (ISO 13400) · CAN-FD · GMLAN SW-CAN · Dual HS-CAN · KWP2000 is fully populated.
EMI/RFI Shielded Pure Copper Conductors
Multi-strand oxygen-free copper with foil shielding blocks electromagnetic interference during high-speed CAN and USB communication.
Locking Connectors with Strain Relief
Moulded strain-relief collars on both the Yüksek Yoğunluklu Kilitli MDI 3 Ana Ünite Konnektörü and 16-Pin J1962 OBD-II Erkek Soket (DoIP Ethernet & CAN-FD Pinleri Tam Dolu) ends prevent internal wire fatigue.
Safe ECU Flashing & Calibration
Maintains rock-solid voltage and signal integrity during programming sessions in GM GDS2 · Techline Connect (TLC) · SPS2 · Tech2Win.

UNINTERRUPTED DIAGNOSTIC LINK
Essential Replacement Harness for GM / Opel MDI 3 (Multiple Diagnostic Interface 3 · Bosch VCI)
Over 80% of 'VCI Not Found' or 'Communication Error' faults are caused by damaged cables. Upgrading to this OEM-spec harness delivers:
- Instant, stable connection to all ECUs across Opel, Vauxhall, Chevrolet, Cadillac, GMC ve Buick Yeni Nesil & Klasik Araçlar
- VCI-side termination: Yüksek Yoğunluklu Kilitli MDI 3 Ana Ünite Konnektörü
- Vehicle / PC termination: 16-Pin J1962 OBD-II Erkek Soket (DoIP Ethernet & CAN-FD Pinleri Tam Dolu)
- Full protocol pass-through: DoIP (ISO 13400) · CAN-FD · GMLAN SW-CAN · Dual HS-CAN · KWP2000

WORKSHOP DURABILITY
Oil, Heat & Crush Resistant Industrial Jacket
Built to survive daily plug-in cycles on the workshop floor:
- Gold/nickel-plated terminal pins resist oxidation and contact wear
- High-flexibility elastomer jacket remains supple in cold weather
- Reference part specification: GM-MDI3-DLC-MAIN
- 100% pin-to-pin continuity tested prior to dispatch

ARCHITECTURE & SYSTEM COMPATIBILITY
Opel GM MDI 3 OBD2 Ana Kablosu (CAN-FD & DoIP) Software, Protocol & ECU Coverage
Hardware and operating parameters engineered for uninterrupted dealer-level communication:
- Full Pinout: Matches GM-MDI3-DLC-MAIN OEM wiring specification
- Locking Fit: Vibration-resistant connectors prevent dropouts
- Pure Copper: High-speed CAN/DoIP/USB transmission without packet loss
- GM / Opel MDI 3 (Multiple Diagnostic Interface 3 · Bosch VCI)
Detailed Visual & Technical Showcase
Close-up details and application views of the Opel GM MDI 3 OBD2 Ana Kablosu (CAN-FD & DoIP).
Technical Specifications & System Parameters
Complete manufacturer-verified technical data and operating ranges.
| Product Model | Opel & GM MDI 3 Diagnostic Interface 16-Pin OBD-II Main DLC Cable (CAN-FD & DoIP Ready) |
|---|---|
| Reference Part No | GM-MDI3-DLC-MAIN |
| Compatible VCI Unit | GM / Opel MDI 3 (Multiple Diagnostic Interface 3 · Bosch VCI) |
| Compatible Software | GM GDS2 · Techline Connect (TLC) · SPS2 · Tech2Win |
| VCI Side Connector | Yüksek Yoğunluklu Kilitli MDI 3 Ana Ünite Konnektörü |
| Vehicle / PC Connector | 16-Pin J1962 OBD-II Erkek Soket (DoIP Ethernet & CAN-FD Pinleri Tam Dolu) |
|---|---|
| Supported Protocols | DoIP (ISO 13400) · CAN-FD · GMLAN SW-CAN · Dual HS-CAN · KWP2000 |
| Vehicle / Equipment Range | Opel, Vauxhall, Chevrolet, Cadillac, GMC ve Buick Yeni Nesil & Klasik Araçlar |
| Quality & Warranty | No Warranty on Consumable Cables (100% Tested Before Dispatch) |
Workshop Application & Operating Guide
Recommended 4-step standard procedure for accurate results.
Inspect Connector Pins
Verify both sockets are clean and free of bent pins or debris before connecting.
Lock VCI Connector
Seat the Yüksek Yoğunluklu Kilitli MDI 3 Ana Ünite Konnektörü firmly onto your VCI unit and tighten any locking screws.
Attach Vehicle / PC Plug
Connect the 16-Pin J1962 OBD-II Erkek Soket (DoIP Ethernet & CAN-FD Pinleri Tam Dolu) and confirm the VCI power/status LEDs illuminate.
Disconnect by Connector Body
Always grasp the moulded connector body rather than pulling on the cable jacket.

Package Contents — Ready for the Workshop
Complete kit inspected prior to dispatch.
- 1 × Opel & GM MDI 3 Diagnostic Interface 16-Pin OBD-II Main DLC Cable (CAN-FD & DoIP Ready) (GM-MDI3-DLC-MAIN)
- 1 × Protective Anti-Static Bag (100% Continuity Tested)
100% Pin Continuity & Quality Control Assurance
Every Opel GM MDI 3 OBD2 Ana Kablosu (CAN-FD & DoIP) harness is 100% continuity- and isolation-tested on the Otoeko test bench prior to dispatch (Consumable cables carry no warranty against physical wear or strain).
Frequently Asked Questions
Key technical questions from technicians and workshops about the Opel GM MDI 3 OBD2 Ana Kablosu (CAN-FD & DoIP).
Which diagnostic interface does this cable fit?
It is specifically engineered for GM / Opel MDI 3 (Multiple Diagnostic Interface 3 · Bosch VCI).
Are all internal pins populated?
Yes, it features a complete 1:1 OEM pinout supporting DoIP (ISO 13400) · CAN-FD · GMLAN SW-CAN · Dual HS-CAN · KWP2000.
Will this fix intermittent connection drops?
Yes, if your existing cable has internal wire fatigue or loose pins, replacing it restores stable VCI communication.
Is it safe for ECU programming?
Yes, the shielded pure copper conductors and locking connectors ensure uninterrupted data transfer.
Which vehicles are supported?
Supports Opel, Vauxhall, Chevrolet, Cadillac, GMC ve Buick Yeni Nesil & Klasik Araçlar.
What is the warranty policy on cables?
Diagnostic cables are consumable workshop items and carry no warranty against physical wear, but every unit is 100% continuity-tested prior to shipping.



