Questions tagged [trailer]

Questions relating to trailers, caravans and other unpowered, towed vehicles

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15 votes
3 answers
11k views

Why do many hybrids have little or no trailer towing capacity?

I have noticed that many hybrid vehicles have little or no trailer towing capacity. For example, the Toyota Auris Touring Sports hybrid model has 375 kg trailer towing capacity (unbraked + braked) ...
juhist's user avatar
  • 14.6k
7 votes
5 answers
64k views

Should I over- or under-inflate my tires when towing?

We're about to take a trip across the country towing 5000lb (2300kg) with our SUV. It's rated for 9k, so I'm not worried about that, but I'd like to know how much to inflate my tires. Advice on the ...
BlueRaja - Danny Pflughoeft's user avatar
7 votes
3 answers
3k views

Cause of double trailer dump truck brake lockup

Earlier today I was driving behind a double-trailer dump truck configured something like this: As we approached a red light, the driver obviously applied the brakes, and for the last 50 or so feet ...
Digital Trauma's user avatar
6 votes
3 answers
6k views

Will towing a trailer hurt my 2008 Subaru Forester?

I'm getting some mixed advice about towing with a Forester. We are considering buying a small popup camper, and also maybe a small utility trailer. The camper would be for there-and-back trips, not ...
abalter's user avatar
  • 161
6 votes
2 answers
2k views

Trailer AFC converter turn signals blink together

I have a Nissan Murano 2009 (made in Japan for US market). I installed a trailer towing hitch and now I want to install a towing harness. Since I live in Europe I bought Brink Wiring Kit (732614) ...
Eugen Mihailescu's user avatar
5 votes
1 answer
3k views

Stuck Lug Nuts on Trailer [duplicate]

I have a light-duty trailer that has sat in my driveway for too long. Both tires have rotted and I need to replace them. Unfortunately the lug nuts are rusted and don't want to come off for love or ...
andy holaday's user avatar
5 votes
2 answers
7k views

Have tow ball but not electricity for a trailer

I have a Toyota Camry 2004. When I just bought it, I have noticed that it has a tow ball. I didn't really intend to use it but now it could really help me to move few things around with a trailer I ...
Eugene S's user avatar
  • 479
5 votes
1 answer
27k views

How should the lights for a trailer be hooked up?

I have a tent trailer and the lights don't work right. It has a 4 wire connector to my car but one of the wires on the trailer connector was worn out and probably not working. So I got a new 4 prong ...
tooshel's user avatar
  • 1,051
5 votes
2 answers
2k views

4-way car connector to 7-way trailer connector

I bought a CURT custom wiring harness that plugs into vehicle tail light assembly to provide a 4-way flat socket. It has a simple plug & play design that eliminates the need for cutting and ...
Eugen Mihailescu's user avatar
5 votes
1 answer
127 views

where to buy the tool for this special hex nut?

I am trying to install a trailer hitch on my 2011 Toyota Camry. I have to lower the exhaust. All bolts (14mm or 9/16") are removed except the one with a special hex nut (not sure is a hex or not but ...
peterboston's user avatar
5 votes
1 answer
2k views

Trailer socket problems

I have a tow bar and a seven pin plug to operate the lights, fitted on my car. I recently took my boat for repair and when they brought it out of the workshop they dropped it from a forklift truck ...
phil Bennett's user avatar
5 votes
2 answers
2k views

Trailer wiring corrosion

Every couple of years I find that the trailer wiring connector (7 pin) on the back of my truck doesn't work properly, causing the brake or turn signals on the trailer to not function. This is caused ...
JeremyP's user avatar
  • 1,985
5 votes
5 answers
4k views

Cheapest way to transport a non-functioning motorbike across town [closed]

(Disclaimer: I considered putting this on Lifehacks but it's so specific to motor vehicles that I thought it might be better here; Do let me know otherwise if it should be migrated) What would be ...
errantlinguist's user avatar
4 votes
4 answers
1k views

Trailer spare tire mount: U-bolt threads too long for lug wrench

I'm installing a spare tire mount (U-bolt) on the tongue of my boat trailer. https://www.princessauto.com/en/spare-trailer-tire-u-bolt-mount/product/PA0008007005 The tire mount/U-bolt's threads are ...
User1974's user avatar
  • 931
4 votes
2 answers
814 views

What type of safety pin would be correct for this tailgate latch?

My utility trailer has these tailgate latches on each side: As you can see there is a secondary safety pin which is meant to prevent the latch from opening by mistake. However this doesn't seem to be ...
StayOnTarget's user avatar
4 votes
5 answers
23k views

Why is there a "DO NOT PUSH" sign on the back of some trucks?

I often see a "DO NOT PUSH" sign on the back of trucks (I believe they have all been large semi-trailer dump trucks). I've even seen "YOU PUSH IT YOU OWN IT" signs on a few. This raises two questions ...
Daniel Griscom's user avatar
4 votes
8 answers
5k views

How to get torque on frozen lug nuts on trailer?

I have an old trailer that needs a tire replaced. I've looked at all the answers on how to unstick lug nuts, but they all assume that the wheel can be locked so when you apply torque to the lug nut ...
Jeff Waite's user avatar
4 votes
2 answers
217 views

Should I apply grease to my trailer hook?

I have never applied grease to my trailer hook. As a result, it looks like this : I have been told that I should not grease it (something to do with the friction being important for... something?). ...
lexitus's user avatar
  • 43
4 votes
1 answer
123 views

What wheel bearings in this trailer?

I purchased this old (1979) trailer. I need to get new bearings in, but have no idea the size. How do I define what size/type bearings would be used? The tires are 12 inch.
Andrew Findlay's user avatar
4 votes
1 answer
194 views

Utility trailer lights issue

My small utility trailer has sit here for more than a year. Now I found its lights don't work anymore. I used my multimeter to test the four wire harness and find the following: Connect any other ...
peterboston's user avatar
3 votes
1 answer
159 views

Troubleshooting Trailer Lights

I have checked the connection on the truck and all are working fine but when the trailer is hooked up I have turn signals and running lights but no brake lights and with the running lights on I press ...
David's user avatar
  • 31
3 votes
2 answers
3k views

What is a weight distributing hitch versus a weight carrying ball mount?

There is a U-Haul hitch on my Toyota Sienna and I was going to rent a travel trailer for the first time. There are two specifications, one for a weight distributing hitch, and one for a weight ...
Dale's user avatar
  • 183
3 votes
1 answer
165 views

Change Trailer Tire Size?

I have a utility trailer (a typical homeowner/DIY single axle, approx 8ft X 5ft) that has aging tires and which I'd like to replace soon. It currently has size 4.80-12" tires and I am ...
AA040371's user avatar
  • 443
3 votes
1 answer
22k views

How to prevent automatic transmission damage when towing a heavy load without the towing package

Automatic transmissions without an oil cooler and no transmission fluid high temperature warning indicator can be damaged towing heavy trailers. What can be done to get around needing the towing ...
Alex Cannon's user avatar
3 votes
1 answer
41 views

Can I repurpose a vehicle body to make a pull trailer?

I have a couple older vehicles in my yard and I'm wondering if I can repurpose them. I'd actually like to strip one down and make a pull trailer. Is that feasible?
Angela's user avatar
  • 31
3 votes
1 answer
56 views

How to troubleshoot a specific trailer brake light issue

Friend of mine is having trouble with her trailer's brake lights lighting up only on one side: In the above photo, the key is in the ignition, and the vehicle is in park. Not sure, this is an ...
Sparkle Buns's user avatar
3 votes
3 answers
2k views

Understanding Trailer Electrics - changing from 7 pin to 13 pin

I have a horse trailer which needs the wiring and lighting replaced due to corrosion over time. I have a mechanic who has offered to help me but I have been left with the task of purchasing what I ...
Lisa Milner's user avatar
3 votes
1 answer
503 views

Hauling a motorcycle cross country — more or less wrong ways to do it.

I need to haul a 425 lb KLR650 motorcycle from Hoboken NJ to Oakland CA. I'm on a budget so I'd like to do this as cheap as possible (under $200 is great, maybe $500 max). I have a 1996 B4V VW TDI ...
Slam's user avatar
  • 133
2 votes
2 answers
878 views

Tyres with a lower ply rating as replacements on trailer?

I'm fixing up my box trailer (a Lynton Loadtrekker), which is now 9 years old. I want to replace the rusted wheels and aging tyres, as I was advised in this answer. Now I'm trying to work out what ...
Ashley's user avatar
  • 301
2 votes
3 answers
3k views

Why do LEDs go out on (boat) trailer tail-lights?

Everyone knows that LED tail-lights are very bright and are not supposed to "burn out" like incandescent bulbs. In automotive tail-lights things seem to be going according to plan. However, on (boat)...
whitegreg56's user avatar
2 votes
1 answer
174 views

Zerk caps for trailer bearings — Installation, tools, and supplies

In a related question, Tools and supplies for roadside trailer bearing repair, @Pᴀᴜʟsᴛᴇʀ2 said: Something to think about is to worry about preventive maintenance more than worrying about having a ...
User1974's user avatar
  • 931
2 votes
1 answer
151 views

Advantage of criss-crossed U-bolts

This spare tire trailer mount (Thule) has crisscrossed U-bolts: I would have thought regular U-bolts, arranged vertically, would have been adequate for holding a spare wheel bracket to a trailer ...
User1974's user avatar
  • 931
2 votes
2 answers
778 views

Trailer lights on Ridgeline not working and showing low voltage

I've just acquired a 2010 Honda Ridgeline. The truck was equipped with a 7 pins trailer plug. I have very little knowledge on the history of the truck, so no idea how it was installed, if it was ...
Bastien's user avatar
  • 163
2 votes
1 answer
323 views

What exactly does the brake switch wire output and is there an easier way to get to it?

I'm working on adding a 7 pin trailer hitch to an existing 4 pin on a 2017 Hyundai Santa Fe. The last step of the process is connecting to the brake switch wire that is wedged way up on the brake ...
rball's user avatar
  • 123
2 votes
3 answers
6k views

Are the axles on a cargo trailer supposed to be visibly bent?

Looking forward to buy a new cargo trailer so I could convert it to a camper. I was wondering, when I check the axles should I see them perfectly straight with the naked eye? Is there a way I could ...
aboat's user avatar
  • 21
2 votes
1 answer
5k views

What to do about this rust on trailer wheel, suspension and part of axle?

I'm working on my 9 year old box trailer (a Lynton Loadtrekker), replacing the rotten plywood floor. There is some rust - see the pictures below. I think this is a torsion bar suspension system (...
Ashley's user avatar
  • 301
2 votes
2 answers
75 views

How to replace a broken knob in my old trailer

This knob in an old trailer of mind broke off. Is it possible to replace it? I'm curious if the aluminum "thread" that inserts into the knob has a name or standard. You can see what I mean in the ...
the_prole's user avatar
  • 393
2 votes
1 answer
370 views

What type of trailer plug is this?

I can't for the life of me figure out what type of trailer light adapter this is. It's on a 2006 Toyota tacoma. It doesn't fit any standard 7 way plugs. I have an adapter that looks similar but the ...
The Shoe Shiner's user avatar
2 votes
1 answer
103 views

2012 Yukon Trailer Brake Controller not working

I have a 2012 GMC Yukon with a trailer brake controller that has worked fine for the past 5 years. Now all of a sudden, my trailer brakes won't operate. I tested the voltage between ground and the ...
Chris Rasko's user avatar
2 votes
1 answer
1k views

Best lubricant for trailer hinges

I bought a small cage trailer without a roof about a year ago -- used but in good condition. What is the best lubricant for the hinges of the trailer cage door? (Perhaps graphite or white lithium ...
Chris117's user avatar
2 votes
1 answer
3k views

When does a towed trailer need brakes?

Is there a definable standard, or a rule-of-thumb for how much weight you can tow on a trailer before you should consider having brakes on that trailer? I'm sure the individual vehicle plays into ...
schizoid04's user avatar
2 votes
1 answer
25 views

13 " to 14" rims on lightweight 3x5ft trailer

Can I change my 13" rims on my trailer to 14" rims with same stud pattern without having to change axel or wheel bearings Trailer is lightweight 3 x 5 ft Thanks
Peter lee's user avatar
2 votes
2 answers
138 views

Trailer Safety Checklist

I'm new to towing and I am working on a trailer safety checklist to go through before we ride. Any additions are welcome and appreciated. Check receiver - ensure it is secure to vehicle Check hitch - ...
Andrew Findlay's user avatar
2 votes
0 answers
28 views

Levelling a trailer with a pair of jacks

I have a car transporter trailer that I have converted to a sort of caravan which can carry my stock to trade fairs and shows. When the stock is out we sleep in it. It has drop down legs at the back ...
Lucy B's user avatar
  • 21
2 votes
1 answer
53 views

1984 BMW 733i Trailer Attachment?

I have a 1984 BMW 733i. I am curious if it is possible to attach a trailer hitch to it for connecting a light motorcycle trailer. It seems there is no connection for it but I am not totally sure just ...
user10108's user avatar
1 vote
3 answers
754 views

Cars pulling trailers [closed]

My current car is a 2004 Honda Civic. I put a ball and electric for lights for a trailer on it right after I got it and have been pulling stuff with it for ~9 years. My car has been through the ...
WernerCD's user avatar
  • 141
1 vote
1 answer
45 views

Trailer tire weight rating

https://www.amazon.com/2-Pack-Trailer-Wheel-ST205-75D14/dp/B074MHFC2C/ Said tire is rated: Tire Weight Rating: 1760 Lbs. Max. Pressure: 50 PSI Does this mean that one pair of tires (on a single axle)...
gatorback's user avatar
  • 1,267
1 vote
1 answer
40 views

Please help me understand towing capacity

I have a 2013 Nissan Rogue (front wheel drive) and I am thinking of getting a trailer hitch installed so I can transport renovation material without paying for delivery or renting a truck every time. ...
PaulG's user avatar
  • 111
1 vote
1 answer
108 views

How much to inflate essentially unlabeled tires?

My trailer tires are labelled only with the following: Carlisle made in USA 6.90-9 That's it - there is no max PSI, # of plies, load rating, or any other information at all that I can see. The ...
StayOnTarget's user avatar
1 vote
2 answers
74 views

What are the extra "bumps" on this trailer hub?

The back of the hubs on my trailer have some "bumps" which I'm not sure what they are for. The hub is a 5 lug x 5½" bolt circle diameter. From the view in the photo, the lugs are the outermost bumps ...
StayOnTarget's user avatar