Questions tagged [truck]

A light, medium, or heavy duty vehicle often used for transporting goods. Frequently used to refer to consumer pickup trucks (light duty), but can also refer to large panel vans and diesel utility trucks (medium duty), and large 3-axle diesel trucks (heavy duty, aka lorry, big-rigs, semi-trucks).

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3
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1answer
566 views

Truck will not move forward in drive

I have a Mazda B2500 from the late 90s - early 2000s. It will not move forward in drive, but it will move in either reverse, 2nd gear or 1st gear. Is it safe to be consistently driving in 2nd or 1st ...
3
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2answers
431 views

24V truck charging circuit problem

I want to diagnose a faulty charging system in a European coach bus ('99 Neoplan). It has 2x 12V batteries in series and also two alternators. With the engine running I measure ~21V across the end ...
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0answers
160 views

2001 Toyota Tacoma collects rain water in bed

My 2001 Toyota Tacoma is normally parked slightly downhill. Since it has a plastic bed liner with no drain holes, the rain water collects near the front and I end up with a koi pond. Doing some ...
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1answer
63 views

Power steering squeeling

I have a 65 Chevy truck with 350 engine. New power steering pump and new belt but it squeals really loud for 1 to 2 minutes every time I start it. Pump fluid is at cold temp level. When I put pump on ...
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1answer
6k views

Oil Leaking after Oil Change…Seems Shady

I went to Sears Auto Center. This was the third time I've gone there and every time I go they have to order a filter to be delivered. After the first time, I would tell them days in advance that they ...
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2answers
360 views

Are portal axels the best option to maximize clearance?

I want to slightly lift my truck, say, 2017 Ford F450 Platinum, but not ridiculously, just practically. I'm not seeking out obstacles to conquer. I just want to have an advantage in those cases (...
2
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0answers
21 views

How do I put new clips on my ford truck door to the interior door panel it tight?

My Ford truck door has needed new clips on it for months. I got new ones, but I don't want to mess up the door panel when I go to replace them. Any suggestions or experience to help? Thanx, Amber
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1answer
4k views

1998 Chevy truck/suburban/tahoe heater control not working (burnt resistor)

I have a 1998 Suburban that has an issue with the a/c & heater control switch unit. The recirculation function does not work and the light does not come on. I pulled out the unit and it has a ...
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0answers
44 views

Towing a 72 Chevy pickup

I was towing my truck to the bodyshop on a car dolly. Somehow it slipped into reverse and I kept going until I noticed smoke coming from the towed truck. When I stopped to look at what was happening ...
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2answers
42 views

98 GMC 1500 SLT ac electrical problem

I developed a leak in the high side Schraeder valve and the refrigerant got low enough that the compressor kept cycling on and off. I unplugged the compressor coil wire until I had time to fix the ...
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1answer
87 views

what does B/G mean in trucking?

In a truck driving license guide there are some terms that I don't understand. They are : Power steering B / G Water pump B / G Alternator B / G Air compressor B / G I know what Water pump,...
4
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1answer
112 views

Changed brake pads and bled the system, but brakes go mushy when engine is running

2007 Ford F150 4x4 After changing the brake pads and front rotors, bleeding was done and the brakes felt great. While the vehicle was still on the jack stands, I started the engine and now the ...
2
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1answer
13k views

Recommended 100k mile maintenance

I have a 2011 Ford F-150 at 97,000 miles. I love this truck to death, am always on top of regular maintenance in terms of oil changes etc... I've been fortunate to have very little go wrong with the ...
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1answer
101 views

What are performance requirements for heavy (commercial) trucks? [closed]

As far as I understand it, DoT regulates heavy trucks on U.S. roads. But I've searched and inquired and I can't find any specific performance requirements that a truck must satisfy to be road legal. ...
4
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1answer
143 views

What is this connector on the rear bumper?

This is a picture of the rear bumper of a 2016 Chevy Colorado: On the left is a harness for 4- and 7-pin trailer connectors. In the center is the license plate (blurred). What is the circular ...
2
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1answer
427 views

Internal or external gearbox problem?

I've just had a 14 speed gearbox of a 4 series Scania repaired. It was going to have 1st gear rebuilt & there was a broken ring/collar gear (for synchro). I was hoping it would fix the problem I ...
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0answers
1k views

Isuzu KB won't Start after an Hour

I parked my Isuzu KB Fleetside diesel bakkie (truck). An hour later, I tried to start it, but the engine wouldn't start. It turns on, but the starter does not crank. The lights turn on, but the ...
5
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7answers
2k views

Headaches when driving older pickup truck

I have a 1994 Ford F-150 4.9 L6 that I have fixed up and would like to DD. When I drive it long enough to get to operating temperature, I will eventually get a headache that is similar to the headache ...
5
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1answer
6k views

Engine noise and smoke while driving with low oil, no longer starts

I have a 1971 Ford F250 XLT. I was driving it down the highway and I realized I needed oil badly. I told my wife "we gotta get oil first thing tomorrow" and she said okay. 5 minutes later, 10 minutes ...
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0answers
348 views

Troubleshooting PO705 code on 1996 Nissan pick-up truck 2.4 liter engine

I took my Nissan pick-up truck to the smog station, and this code appeared. This made it fail the smog test. What can I do to fix the problem?
8
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3answers
24k views

Why do trucks have a plastic flap under the front bumper?

I've noticed today's trucks have this 3-4" plastic guard that runs along the bottom of the front bumper. It strikes me as something that would hinder ground clearance or otherwise brush into things. ...
4
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2answers
284 views

E85 in my 1988 ford F-150 XLT Lariat

I put E85 in my Ford F150 xlt lariat 302 2wd truck for the first time I think it's ever been used, an now there is a slight shake in the engine when I accelerate also it's difficult to get my truck to ...
21
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4answers
5k views

What are these loops in the brake line for?

I was watching a show on the Velocity network about truck modifications, and I saw the following closeup of the trucks master cylinder and booster. What I don't know is why the designers put the ...
9
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2answers
13k views

No power but battery, alternator, and connection are good

This involves a company truck, 08 Chevy Silverado. I am not a mechanic or DIY nor do I play one on TV. The problem I am having is that every 2 or 3 months this truck will not start and completely ...
0
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2answers
107 views

'86 Ford Ranger won't start

For a while my truck's ignition has been acting up and I would have to roll the ignition. back and fourth several times before it would start but one day I went to crank it and the truck acted like it ...
5
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3answers
3k views

2003 Dodge Ram 1500 3.7 engine knock

My truck has been making a knocking noise upon acceleration. Today the knocking is constant and louder. What could this be? Pistons? Oil sludge? New motor?
5
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2answers
662 views

How can I determine the turning profile of an articulated vehicle?

I'm working on a project that requires me to design an overload control centre where overloaded trucks are allowed to redistribute or shed some of it's cargo in order to continue to travel on the ...
8
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1answer
115 views

Purpose of highlighted mirrors in trucks

Whenever I see pictures of trucks made by Volvo, Scania or Daimler. I wonder what are the highlighted mirrors in the picture used for? I don't see those mirrors in most trucks made by Indian ...
2
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2answers
3k views

my brake pedal is sticking in the depressed position in cold weather

I have a 95 Chevrolet K1500 pickup and I have recently had the brake booster replaced and it worked fine for the past year but now my pedal is sticking in the pressed position but only in colder ...
9
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2answers
699 views

Why are the spark plugs from the same 2 cylinders corroding faster than the others?

On my engine ('99, 360 v8 Magnum), I replaced the spark plugs less than 15k miles ago, because of misfires in cylinders 2 and 8. Those two plugs were badly corroded. Today I had to replace them again, ...
7
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3answers
2k 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 ...
6
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2answers
10k views

Scania clutch issue with syncromesh gearbox

The clutch of our 124 Scania stopped working properly with the "14 speed" syncromesh gearbox. The first time it happened, it ground instead of smoothly going into reverse (a non-syncro gear), to back ...
6
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2answers
2k views

How much horsepower to expect from a cold air intake in Dodge Ram

It's a 1999 Dodge Ram 1500 4x4, Laramie SLT, automatic transmission, 5.9l magnum engine, and crew cab (222k mi). I have a friend who could put a cold air intake on it, with a new hood. But I have a ...
5
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1answer
536 views

How to build a palm coupling to compressed air coupling adapter?

Trucks use yellow and red coded ISO 1728 "palm couplings" for connecting the air supply and braking compressed air lines from the towing vehicle to a trailer. I want to build an adapter from the ...
3
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2answers
3k views

Engine idle surging on startup & sputters during acceleration

So I don't know anything about cars. But my truck has been having a few problems. It starts up fine and then the idle is really weird, the RPM's surge. The motor keeps bogging down and when you try to ...
52
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6answers
47k views

Why do heavy vehicles almost always use diesel engines?

I have always wondered why heavy vehicles such as large trucks and buses almost always use diesel engines, whereas in light cars there is a choice between diesel and gasoline engines. Engine ...
13
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1answer
532 views

1987 Dodge D150 High Idle and Dieseling

Truck is the high altitude/California emissions model, 318. Carburetor has been replaced with a 4 barrel Holley 4160 I believe, although it might be a 4150, intake manifold was replaced to fit the ...
6
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1answer
511 views

Load on bed of pickup for extended period of time

I just got a Toyota Tacoma 2012 Sport long bed. I'm an artist and I make driftwood horse sculptures. I have two horses on the bed of the truck currently which comes to about 500 lbs. I intend to ...
2
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1answer
7k views

Different Battery Voltage

What are the different battery voltages trucks work with? I am aware of 12v and 24v batteries, are any any systems that work with voltages above 24v? Can i safely get a 12 or a 24v system on any ...
4
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1answer
94 views

Coil Spring Load and Ride Quality

Is there a difference in coil spring load between different engine options for the same model truck? For example, I have a 1993 C1500 with a 5.7L. Can I use coil springs from another 1993 C1500 but ...
1
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1answer
657 views

Mercedes Benz- Atego truck indicator lamp not working

My Mercedes Benz Atego hit a cow and the right corner head lamp and indicator plus grill got damaged. I replaced the parts but now the right indicators have stopped working. What could be wrong and ...
5
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3answers
2k views

Trouble with lights on truck, using dc-dc converter & flasher unit

I have a friend who has asked me to help him sort out his truck lighting. It is a 24v truck with a 24-12v dc-dc converter for the body. It has 2 flashing lights, that when active make all the other ...
2
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2answers
617 views

Transmission replacement and changing gear ratios

I have 1998 Dodge Durango. It's a 4x4 5.9L v8. I'm looking at replacing the transmission and seeing as I don't really need 4wd in the city, I'd like to get better fuel economy and better acceleration. ...
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1answer
2k views

How you call pickup truck's trunk cover?

I'm not sure i'm in right place or wrong. I'm planing buy Tacoma pickup. So i'm researching about it's parts. But problem is English is not my natural language. I don't know how you call that cover ...
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0answers
58 views

Dodge Ram SRT-10 Tires [closed]

One of the tire or wheel (I'm not sure which one is doing the squeak ing) on Ram SRT-10 is squeaking. What may be the problem? Also my Dad keeps putting on the wheels this spray from autozone. But ...
2
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1answer
1k views

Dodge Ram SRT-10 Problem

My Dad owns a 2005 Ram SRT-10 Quad Cab. The problem is when my dad trys to go over 100 MPH it doesn't let him. And I know the Ram SRT-10 can go a lot faster than that. In fact the Ram SRT-10 can reach ...
4
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5answers
88k views

Random Cylinder Misfire in Cylinders 2, 5, 6, and 8; P0300; Chevy Silverado 1500 4WD

Yesterday on the way to work my 2000 Chevrolet Silverado 1500 4WD with the 4.8L V8 Vortec engine started flashing a check engine light. I read it and it was a P0300 Random/Multiple Misfire. I had ...
4
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5answers
15k 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 ...
4
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4answers
60k views

How to disable the seat belt alarm on a 2011 Tacoma?

I do a lot of slow driving with multiple stops on trails and farm roads and the seat belt alarm becomes very annoying. I attempted the following steps to disable the beeping, but they didn't work. I ...
6
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1answer
40k views

1991 Chevrolet S10 - Sputtering, hiccups, stalling, bad acceleration

I'm having a problem with my pickup; It's a 1991 Chevy S10, 2WD P/U, 2.5L I4 engine with around 185,000 miles on it. It's the Iron Duke engine, a throttle body injection motor. I'm not a mechanic, ...