Connect a 16-Pin Scan Tool to a GM 12-Pin Diagnostic Port
This braided adapter routes the signals of a GM 12-pin vehicle interface to a compatible OBD2 16-pin diagnostic tool. It is passive: available functions depend on the vehicle, scanner, software and protocol.
- GM 12-Pin to 16-Pin
- 41 cm Braided Cable
- Copper-Core Conductors
- Passive Adapter
Hauptmerkmale
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Passive Pin Routing
Routes the legacy GM connector pins to a 16-pin tool; it adds no scan functions and performs no protocol conversion.
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Nylon Braided Sleeve
The protective sleeve resists wear from pulling, bending and daily workshop handling.
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Built for Frequent Plugging
Designed for repeated diagnostic connections under proper handling.
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8-Step Inspection Process
Production and inspection run from injection through molding to help keep cable quality consistent.
What’s in the Box
- 1×GM 12-pin to OBD2 16-pin adapter cable
Anwendung
- Confirm the vehicle portIdentify the vehicle connector, year and pinout, and inspect it for damage.
- Confirm the tool chainMatch the scanner, software, protocol and target module to the GM vehicle.
- VerbindenAlign the connectors correctly and never force a mismatched plug.
- Route without strainKeep the cable away from pedals, sharp edges, heat and moving parts.
- Verify communicationRun a read-only connection check first; if communication changes, compare with a direct connection.
Good to Know
Caution
- Not a universal 16-pin to 16-pin OBD2 extension. Compare your vehicle port with the GM 12-pin connector before ordering.
- A diagnostic scanner, software and licenses are not included.
- Do not attach unknown or high-current devices to vehicle diagnostic power.
- If a tool drops connection, overheats, resets or changes vehicle behavior, stop and return to a known direct connection.
Care
- Avoid excessive pulling, crushing, twisting or bending near the connector ends.
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