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12-Pin OBD1 to OBD2 Adapter Cable for GM, ALDL 12-Pin Male to OBDII 16-Pin Female Converter, Plug-and-Play Diagnostic Connector, 41.5 cm/16.3 in, Plated Metal Contacts in Kuwait 12-Pin OBD1 to OBD2 Adapter Cable for GM, ALDL 12-Pin Male to OBDII 16-Pin Female Converter, Plug-and-Play Diagnostic Connector, 41.5 cm/16.3 in, Plated Metal Contacts in Kuwait 12-Pin OBD1 to OBD2 Adapter Cable for GM, ALDL 12-Pin Male to OBDII 16-Pin Female Converter, Plug-and-Play Diagnostic Connector, 41.5 cm/16.3 in, Plated Metal Contacts in Kuwait 12-Pin OBD1 to OBD2 Adapter Cable for GM, ALDL 12-Pin Male to OBDII 16-Pin Female Converter, Plug-and-Play Diagnostic Connector, 41.5 cm/16.3 in, Plated Metal Contacts in Kuwait 12-Pin OBD1 to OBD2 Adapter Cable for GM, ALDL 12-Pin Male to OBDII 16-Pin Female Converter, Plug-and-Play Diagnostic Connector, 41.5 cm/16.3 in, Plated Metal Contacts in Kuwait 12-Pin OBD1 to OBD2 Adapter Cable for GM, ALDL 12-Pin Male to OBDII 16-Pin Female Converter, Plug-and-Play Diagnostic Connector, 41.5 cm/16.3 in, Plated Metal Contacts in Kuwait

12-Pin OBD1 to OBD2 Adapter Cable for GM, ALDL 12-Pin Male to OBDII 16-Pin Female Converter, Plug-and-Play Diagnostic Connector, 41.5 cm/16.3 in, Plated Metal Contacts

KWD 4
KWD 4.500
Brand
RJLCTH
Weight
10 g
– 1 +

Special Features

  • Durable, Shop-Grade Construction: Plated metal contacts and an abrasion-resistant molded shell provide a snug fit and consistent pass-through connection for frequent garage use
  • For GM 12-Pin ALDL Ports (Many Pre-1996 Models): Interfaces GM-style 12-pin OBD1 ports with OBD2/OBDII 16-pin tools; compatibility depends on your scan tool's supported protocols and pinout
  • Simple Plug-and-Play : 12-pin male to 16-pin female; no wiring changes or software setup required. Connect your reader and begin code reading or basic live data viewing
  • Stable Signal Alignment: Precision pin geometry helps reduce dropouts and interference for reliable fault-code retrieval and parameter checks
  • Compact & Portable: Approx. 41.5 cm (16.3 in) length and ~102 g (3.6 oz); easy to store in a glove box or diagnostic kit. Package includes: 1× adapter cable (tools not included)

Description

Connect older GM diagnostics to modern readers with this 12-pin OBD1 to 16-pin OBD2/OBDII adapter. Built with plated metal contacts and a tough molded housing, it maintains a firm mechanical fit and reliable electrical pass-through so you can read fault codes and view basic live parameters on many vehicles equipped with the GM-style 12-pin ALDL port. Ideal for classic-car upkeep, restorations, and everyday troubleshooting in home garages or professional shops.

Specifications

Interface: 12-pin male (GM-style ALDL) → 16-pin female (OBD2/OBDII)

Length: approx. 41.5 cm / 16.3 in

Weight: approx. 102 g / 3.6 oz

Build: plated metal contacts; abrasion-resistant molded shell

In the Box

1 × 12-pin OBD1 to OBD2 (16-pin) adapter cable

(Scanner/diagnostic tools not included)

Use Tips

Align the 12-pin end with the vehicle's ALDL port and seat fully.

Attach your OBD2/OBDII-style scan tool to the 16-pin female side.

Power on your tool and follow its prompts to read codes or view data.

Disconnect after use to avoid unnecessary connector strain.

Compatibility & Compliance

Intended for vehicles that use a GM-style 12-pin ALDL diagnostic port (commonly found on many pre-1996 models).

Performance varies by scanner protocol support and pinout; not all tools support every system.

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