A vehicle-specific wiring kit for the Jeep Grand Cherokee ensures a safe and regulation-compliant electrical connection to trailers, bike racks or other accessories. Each kit is tailored to engine, trim and electrics, guaranteeing reliable lighting, signaling and comfort functions.

Technical Data & Highlights

Maximum towing capacity (braked): up to approx. 3,266 kg (depending on model)
PHEV (4xe) version: towing capacity around 2,722 kg
Boot space: about 471 litres with seats up
Dimensions: length ~4.91 m, width ~1.97 m, height ~1.80 m; ground clearance ~215 mm

7-pin vs. 13-pin – which option is right?

The 7-pin kit provides all basic lighting functions like indicators, brake lights and tail lights. The 13-pin kit adds reverse light, permanent power and charging line – recommended for frequent towing or caravanning.

Installation & Tips

Carefully follow the step-by-step guide
Route wiring neatly and protect against moisture
Ensure a solid ground connection
Coding may be required for trims with advanced driver-assist systems

Why choose Weltmann KFZ-Teile?

Custom-fit wiring kits for all Jeep Grand Cherokee models
Durable, weather-resistant components and certified connectors
Fast delivery & professional customer support

FAQ – Wiring Kit for Jeep Grand Cherokee

Do I need a 13-pin wiring kit?

Yes, if you tow regularly or use power-consuming accessories. For light trailer use, a 7-pin kit may be enough.

Is coding necessary?

Some trims with advanced electronics or assistance systems may require activation.

Can I install it myself?

Yes, with proper tools and knowledge. Otherwise, professional installation is recommended.

Will installation affect warranty?

No, with certified kits and proper installation the warranty remains valid.

Which kit is best for frequent towing?

The 13-pin kit offers more functions and safety for regular trailer use.

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Wiring Kit for Jeep Grand Cherokee – 7-pin & 13-pin Options