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5
votes
2answers
46 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 ...
7
votes
1answer
45 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 ...
5
votes
1answer
10k 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, ...
1
vote
1answer
8k views

Ignition switch or starter issues?

I have a 2004 ford f350 diesel and some very perplexing problems: The ignition won't turn over the starter yet the lights shut off when engaged (usually means the ignition switch is ok) but also the ...
4
votes
4answers
12k 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
votes
0answers
44 views

semi loud growling noise at all speeds

I have a 1998 GMC Sonoma SLS with a 4.3 l V6 Vortec. It used to purr, now it growls, sounds like a small diesel engine. Vibration can be felt (mostly in the dead pedal) and also vibrates/growls in ...
4
votes
3answers
3k views

2006 Nissan Titan makes odd sound, but only at certain speeds

My 2006 Nissan Titan makes an odd sound, like a grinder, mostly when travelling steady at 35, 40 or 45 miles per hour. Even 1-2 mile per hour difference will cause the noise to stop. The noise will ...
3
votes
2answers
43 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 ...
3
votes
3answers
1k views

2003 Ram 1500 4.7 Misfiring Cylinder 3

Would a bad fuel injector cause plug not to fire? Weird voltages at harness for cylinder 3 compared to other cylinders. No spark at plug. Coil and plug new and tested on other cylinders. I am leaning ...
8
votes
2answers
83 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
votes
2answers
182 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 ...
5
votes
2answers
87 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 ...
6
votes
1answer
108 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 ...
5
votes
1answer
50 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
votes
0answers
1k views

Mercedes Atego OBD2 live data codes

I have tried to connect an OBDII ELM327 adapter in Mercedes Atego. Somehow I managed to get it in that OBD2 connector. I can see that my adapter is receiving electricity. These are the PID's that I ...
4
votes
1answer
48 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 ...
5
votes
3answers
69 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
votes
2answers
1k 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
votes
2answers
120 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 ...
38
votes
6answers
7k 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 ...
6
votes
0answers
42 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
votes
1answer
96 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
votes
1answer
56 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
votes
2answers
14k 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 ...
1
vote
1answer
62 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 ...
4
votes
2answers
81 views

1999 Dodge Ram - New Mirrors, Weird Behavior

I recently purchased replacement mirrors for my '99 Dodge Ram 1500. When I put the door back together and tested, I found that when I tried to move the mirror leftwards or upwards, the mirror on the ...
2
votes
3answers
6k views

Slow acceleration, high fuel consumption after spark plug change

I have a 2000 Ford Ranger 4.0 L V6 4x4 model. I recently was having some problems with the truck idling too low when cold and I decided to change the spark plugs. I put in 4 out of the 6 new plugs and ...
2
votes
1answer
912 views

Leaving heavy load on the back of a pickup truck

I was wondering if it is bad for a pickup truck to keep a heavy load in the back (e.g. 1800 lbs) for prolonged periods of time (e.g. 2-3 days), assuming the truck is not in motion. The disadvantage ...
2
votes
2answers
78 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. ...
1
vote
1answer
284 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 ...
1
vote
1answer
2k views

Broken Clutch Linkage Under Dash on 1987 Ford F150 4x4

On the way to work Thursday morning, the clutch pedal sanpped to the floor when I pressed it, and it stayed there. It was still in gear, and I was able to limp to a parking lot. I looked under the ...
3
votes
2answers
748 views

1990 Toyota Pickup 22re fuel injection EFI relay is getting hot

While driving my truck, the engine stopped dead, like it ran out of gas. I used a by-pass wire to go around the EFI and Circuit open relay, the truck ran fine. I noticed a ground wire leading from the ...
1
vote
0answers
43 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
votes
1answer
250 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 ...
0
votes
2answers
410 views

What would cause a frontend to pull intermittently?

I just bought a new (to me) Sprinter van - 2006 Dodge Sprinter 2500 Van (140" wheelbase, high roof). Generally speaking, it pulls to the right, but especially when going slowly, the wheel only pulls ...
0
votes
1answer
46 views

Do Pre-2000 Ford trucks have a less mechanically crowded workspace than a Post-2000 Ford truck?

Is a pre-2000 year Ford truck, less crowded workspace-wise? Were engine and transimission "spaces" larger? I want to buy an older truck, maybe a Ford Ranger, and rebuild the engine and/or ...
4
votes
2answers
200 views

Offroad Kit - Are the brakes replaced?

I have a 2000 Ford Ranger that a previous owner modified by adding an offroad kit to it. I don't have a picture of the suspension system at the moment, but this one is pretty close in terms of wheel ...
5
votes
2answers
2k views

Can I install a plow on my stock Silverado?

I've got a Chevrolet Silverado 1500 LS 4x4, and I'd like to install a plow. I want to avoid damaging the truck, as it's also my primary means of transportation. Do I have to do anything to stiffen ...
3
votes
2answers
2k views

Occasional Vibration at specific highway speeds.

Symptom: At certain speeds (70 mph, 40 mph, etc.) there is a noticeable vibration. Vehicle: 1998 GMC Sonoma (2 wheel drive) The vehicle was purchased used and had similar symptoms at the time. ...
7
votes
2answers
1k views

What problems can come from AC not running for years?

I have an 81 Chevy C10 that I inherited from my dad. This truck has mostly sat for the last seven years, with me running it enough to keep it in condition. I've been using this truck mainly for the ...
0
votes
2answers
752 views

How to find ignition wire on mercedes truck

Hi all I need to find ignition wire as I need to connect t to my ower supply. This should be behind the key lock right? How do I approach to it and how to know which one is right wire? Truck s ...
1
vote
1answer
530 views

OBD2 protocol in trucks

How can I check if these trucks are OBD2 compatibile? Trucks: Mercedes Atego, type 818 [Daimler 970.21] Man, type 8.113 If they are compatible with this protocol can you tell me where can I find ...
3
votes
3answers
2k views

How do I unstick my tailgate?

I have a Mazda B2300 pickup with its tailgate stuck in the up position. The release lever doesn't require as much force to pull any more, and only one end seems to be releasing when I pull it. Any ...
3
votes
2answers
179 views

Where is a good place for the license plate light on a 1991 Ford F-250?

I have a 1991 Ford F-250 here that doesn't have a light on the license plate. It's not obvious where the lights were before, but it looks like may have been replaced with sockets for a trailer's ...
5
votes
3answers
1k views

How to do minor repairs to a radiator?

I have a radiator in my truck that has a slow leak which looks like it is oozing a little bit in between some of the fins. What are some of the ways to repair a radiator without replacing it? At ...