Q: Horn goes off while truck is off, I replaced the horn relay to no avail. Truck is a 2000 Dodge Dakota 3.9L V6

Tire rotation is an important maintenance step. It helps to ensure that all four tires wear evenly. It should be done at roughly every other oil change, although your frequency may vary. You also need to follow a specific pattern....

Your car may have a fuel pump shut-off switch. This switch turns off the pump that sends gasoline from the fuel tank to the engine. It’s designed to activate during certain situations, such as during an accident. If you’ve been...

You need to check the oil level to see how low you are on oil (https://www.yourmechanic.com/services/oil-level-is-low-inspection). You may not have added enough oil. If you are not sure then go to a full service station or have a technician, like...

The engine in your vehicle is labeled as an interference engine. This label means that when the timing belt drive system experiences a failure, there is an almost 100% chance the valvetrain suffered a great deal of damage. This possibility...

I would suggest checking the MAF sensor (https://www.yourmechanic.com/services/mass-airflow-sensor-replacement) for starters, but also check timing to be sure it set properly. This can affect the fuel economy and the acceleration for sure. When the timing is not correct, the combustion cycle...

You will need to get a fuel pump (https://www.yourmechanic.com/article/why-fuel-pump-replacements-can-be-tricky-by-marvin-sunderland) and fuel filter. If you supply your vehicle year, make, model and engine size then a quote can be given by YourMechanic to replace the pump for you (https://www.yourmechanic.com/services/fuel-pump-replacement).

Hello - your description may cover multiple issues. The engine misfire (https://www.yourmechanic.com/question/misfire-in-engine) could be caused by bad spark plugs, coils or even a fuel supply problem The knocking noise (https://www.yourmechanic.com/article/what-does-it-mean-when-an-engine-knocks) may well be a worn or damaged connecting rod or...

Antifreeze for the vehicle needs to be safe for aluminum radiators or you will have problems of corrosion and metal damage if it is not safe for use in the aluminium radiator cores and heater cores. When you purchase the...

Rebuilding Cardon joints is a challenge to even the most experienced mechanic. If you like puzzles and have a high threshold of frustration, have at it. But there are many companies these days that specialize in rebuilding driveshafts and axles...