7-Way to 4-Way Trailer Wiring Recommendation for German Vehicle Towing Trailer with LED Taillights

Question

Question:

Hi, I have a 2009 Porsche Cayenne with factory towing set up, 7 pin round socket in place. Planning to tow a u-haul with flat 4 pin connector. My pat experience is that the car doesnt play well with LED lights. Is there a 7 to 4 adapter that takes care of this issue? Thanks

asked by: Cliff M

1

Helpful Expert Reply:

We have just what you'll need. The 7-Way to 4-Way adapter part # C35FR has diodes installed in it that prevents the LED taillight issue that you mentioned which is common for German vehicles.

expert reply by: Jameson C

1

Answer 1

Curt Trailer Hitch Receiver #C15703 hangs pretty low on a 2005 Chevy Silverado 2500. From the bottom of the bumper to the top of the hitch receiver it is approximately 4 inches. I have included a picture showing the gap. A similar hitch, #C15302,…

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Answer 2

The difference between the Class II and Class III hitches has to do with their Gross Trailer Weight (GTW), their Tongue Weight (TW), and their Hitch Receiver Size. Class II trailer hitch receivers have a 1-1/4 inch receiver and can be rated up to…

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Answer 3

A 4-Way trailer connector has the basic lighting functions only; running lights, left turn signal and brake lights, right turn signal and brake lights, and ground. A 7-Way has these functions and a 12 volt circuit, a circuit for electric trailer…

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Answer 4

The main difference between the Curt Trailer Hitch Receiver part #C13416 and the EcoHitch Hidden Trailer Hitch Receiver part #EH97FR is that the EcoHitch has a completely hidden cross tube whereas the Curt cross tube will be visible from the rear of…

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Answer 5

Hi David! There are quite a few hitches offered for your 2026 Honda Odyssey, so I definitely understand wanting to know the differences. There are basically three styles available for you and I have them broken out below: Exposed Crosstube: etrailer…

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Answer 6

There are actually a couple differences between the Curt EZr #C619-648 and the Double Lock #C60712. The visible one will be that the safety chains on the #C60712 are not centered like the ones on the #C619-648. The difference that is not visible is…

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Answer 7

Hey Michael, We have some hitch options available but I'll need a bit more information on your Silverado in order to find the correct fit. The available hitches are sectioned out by model (1500, 2500, 3500), bed length, and bumper type. If you…

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Answer 8

Hey Eric, Using only 4 of the 5 mounting holes on #DE28YR is not recommended when installing new brakes. There is a chance of failure that could cause a lot more problems, it is best to install them exactly how they should be. With that said by far…

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Answer 9

In regards to the Curt Trailer Hitch Receiver part #C15302 which is a fit for a 2001 Chevrolet Silverado 2500 HD - 6-1/2 Foot Bed, there are only two factory weld nuts in the frame which get reused, they are the two closest to the bumper. The other…

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Answer 10

Hey Justin, thanks for reaching out! The Curt Trailer Hitch Receiver #C15312 will fit the long bed on your 2006 Chevy Silverado 2500HD so you're good to go!

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Answer 11

Hey Mark, so the Curt hitch part #C15302 basically is strong enough without attaching to the bumper so it wasn't designed into it. Curt is very thorough with their hitch designs so I would not worry about this hitch not having the needed…

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Answer 12

We do have motors that you can add to your landing gear. For example, the Landing Gear Set #RVLG-8000 can be operated with the manual crank #RVLG-HDL but you can also add the motor #LC142178 and switch #LG-145236 for effortless operation on your end.…

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7-Way to 4-Way Trailer Wiring Recommendation for German Vehicle Towing Trailer with LED Taillights

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