Emergency Roadside Truck and Trailer Repair Blog

A semi truck dripping oil is more than just an annoyance—it’s often a sign of a deeper issue that could lead to costly repairs if ignored. Addressing the cause early can save you money and prevent downtime. Below, we discuss common reasons why your semi truck might be leaking oil. When your truck needs oil leak repair in Phoenix, contact Emergency Roadside Truck and Trailer Repair. Worn or Damaged Gaskets Gaskets create seals between engine components, but over time, they can deteriorate due to age, heat, or pressure. When a gasket becomes cracked or worn, it allows oil to seep out, leading to visible drips under your truck. Common culprits include valve cover gaskets and oil pan gaskets. Loose or Faulty Drain Plug After an oil change, the drain plug may not have been tightened correctly, or the threads may be damaged. This often leads to small but persistent leaks. Inspecting and securing the drain plug—or replacing it if necessary can usually fix the problem. Failing Oil Seals Oil seals, like those around the crankshaft or camshaft, prevent oil from escaping the engine’s moving parts. Over time, these seals can crack or wear out, causing leaks. High-mileage trucks are especially prone to this issue, as seals naturally degrade with use. Oil Filter Issues If your oil filter is improperly installed, damaged, or clogged, oil can escape. Regularly replacing the oil filter during oil changes help prevent leaks and ensure the system is functioning properly. Excessive Oil Pressure Too much oil pressure, often caused by a clogged PCV (Positive Crankcase Ventilation) valve, can force oil out through seals and gaskets. Cleaning or replacing the PCV valve helps regulate pressure and stop leaks. Cracked Engine Components In rare cases, cracks in the engine block, oil pan, or other components can lead to oil dripping. This is often caused by extreme wear, impact, or overheating and requires immediate attention to prevent further damage. Full-Service Big Rig Repair in Phoenix At Emergency Roadside Truck and Trailer Repair, we understand that time is money, especially when it comes to keeping your tractor-trailer on the road. That's why our full-service semi truck repair shop in Phoenix is equipped to handle all your big rig repair needs, from routine maintenance to major overhauls. This includes oil leak repair, diesel engine repair, exhaust repair, brake repair, transmission repair, suspension repair, truck AC repair, trailer repair, hydraulic repair and so much more. With a focus on quality craftsmanship and timely service, you can trust our team to get your trucks back in action quickly and efficiently, minimizing disruptions to your operations. Call us at  602-830-2602  to schedule an appointment.

Semi trucks and trailers deteriorate from frequent travel across the country. Sometimes, welding repairs are necessary in addition to regular mechanical maintenance to keep your truck in good shape. Below is a list of the most common welding jobs we can perform. When your semi truck needs welding repairs in Phoenix, contact Emergency Roadside Truck and Trailer Repair. Frame Repair The frame supports the entire structure of a semi. Any frame damage could pose a major risk to the driver's safety as well as the safety of other cars on the road. Welding is needed to straighten bent pieces, strengthen weak spots, and fill in any holes in the frame. The most common types of frame damage include rust, cracks, and impact-induced bent or twisted sections. Suspension Damage The purpose of the suspension system is to make the ride more comfortable by absorbing shocks and vibrations from the road. Over time, wear & use or accidents may cause issues with the suspension system. The most frequent causes of suspension damage are bent or broken springs, worn bushings, and damaged shock absorbers. A welder has two options: either replace the spring completely or weld the damaged area. The problematic sections can be reinforced using the same welding that can be used to replace or repair worn-out bushings. Additionally, welding can be used to replace or repair damaged shock absorbers. Door and Hitch Repairs The door and hitch are most frequently damaged as a result of minor collisions or scratches received while driving or while loading and unloading. Any rusty, dented, or cracked parts of the door or hitch can be replaced or repaired by a welder. Semi Truck and Trailer Welding in Phoenix Located in the heart of Phoenix, our full-service big rig repair shop is equipped with state-of-the-art equipment and staffed by experienced technicians dedicated to delivering top-notch service with a focus on minimizing downtime and maximizing productivity for your vehicle. When you need welding repair in Phoenix, we encourage you to give Emergency Roadside Truck and Trailer Repair a call at  602-830-2602  or stop by to schedule service or to learn more about our offerings.

For semi trucks, tire damage is a significant risk because it can cause expensive delays and safety issues. Understanding the most common causes can help truck drivers and fleet management minimize unexpected blowouts and increase tire life. When you need tire repairs in Phoenix, contact Emergency Roadside Truck and Trailer Repair. Underinflation or Overinflation One of the main reasons tires blow out is improper tire pressure. Underinflated tires flex more, generating extra heat and contributing to blowouts, while overinflated tires are more prone to punctures and uneven wear. To avoid these problems, regularly check the tire pressure on your truck. Overloading Although semi trucks are built to tow large loads, overloading puts extra pressure on the tires. Particularly on lengthy trips, the additional weight can result in early wear, sidewall damage, and an increased risk of tire failure. It's critical to follow weight restrictions and distribute the truck's load appropriately. Road Hazards Truck tires can sustain severe damage from debris, potholes, and uneven road surfaces. High-speed pothole hits may cause sidewall damage or blowouts if you collide with sharp items. Avoiding damaged roads and exercising caution can help lower these dangers. Improper Alignment Uneven tire wear from misaligned wheels might result in early tire failure. Semi trucks are particularly prone to alignment problems because of their size and the harsh environments in which they work. Aligned tires last longer and wear more evenly. Heat Build-Up Semi truck tires heat up significantly from long-distance travel, especially in warmer areas or when carrying large loads. Blowouts and tread separation can be brought on by excessive heat. Heat-related damage can be avoided by proper tire pressure, load control, and letting tires cool when needed. Roadside Semi Truck Tire Services in Phoenix Healthy tires are critical to being able to complete your commercial deliveries safely. Whether you’ve suffered a semi truck tire blowout or need to have your commercial tires replaced due to age and wear, we can help. We offer semi truck tire replacement in Phoenix for the truck and trailer. With numerous sizes and brands available, we have options that fit every truck and every budget. Call Emergency Roadside Truck and Trailer Repair at  602-830-2602  when you need roadside tire services in Phoenix and the surrounding areas.

Fuel is one of the biggest expenses for semi truck operators, but smart driving habits and strategic choices can help reduce costs and improve fuel efficiency. Below, we discuss some practical tips to save on fuel for your semi truck. When your semi needs maintenance services in Phoenix, contact Emergency Roadside Truck and Trailer Repair. Maintain Steady Speeds Driving at a consistent speed is crucial for fuel efficiency. Rapid acceleration and hard braking can cause your truck to burn more fuel. Using cruise control on highways helps maintain a steady pace and prevent unnecessary fuel consumption. Monitor Tire Pressure Underinflated tires create more rolling resistance, which forces the engine to work harder and use more fuel. Regularly check and maintain the recommended tire pressure to improve fuel efficiency and extend tire life. Reduce Idle Time Idling consumes a surprising amount of fuel without moving the truck. Limiting idle time—especially during breaks or while loading and unloading—can lead to significant savings. Many trucks are equipped with auxiliary power units (APUs) to provide climate control and power without idling. Invest in Aerodynamic Upgrades Aerodynamic features like side skirts, roof fairings, and tail devices help reduce wind resistance, allowing your truck to cut through the air more efficiently. These modifications may have upfront costs, but they can lead to substantial fuel savings in the long run. Use High-Quality Fuel Though cheaper fuel might seem tempting, lower-grade options can result in poor engine performance and reduced fuel efficiency. High-quality diesel helps engines run smoother and more efficiently, saving fuel over time. Get Regular Oil Changes Regular oil changes are essential for maintaining fuel efficiency in your semi truck. Fresh oil ensures that the engine runs smoothly by reducing friction between moving parts, which helps the engine operate more efficiently and use less fuel. Dirty or old oil can lead to increased engine wear and lower performance, ultimately causing the truck to burn more fuel. By sticking to a consistent oil change schedule, you can extend the life of your engine while also improving fuel economy, resulting in long-term savings on both fuel and maintenance costs. Semi Truck Maintenance in Phoenix Our commercial fleet repair shop in Phoenix is capable of performing any regular maintenance required to keep your heavy-duty truck running smoothly and efficiently. From semi truck oil changes and fluid services to tune-ups and filter replacements, our comprehensive semi truck maintenance services will prolong the lifespan of your vehicle and minimize the risk of unexpected breakdowns. Trust our experienced truck mechanics to perform thorough inspections and maintenance tasks, keeping your semi in peak condition for the long haul. To learn more about the timing or cost of semi truck maintenance in Phoenix, feel free to call our team at  602-830-2602  .

Your semi truck's transmission system determines how well it operates. It is important that truck drivers can identify warning signs of transmission problems so they can avoid breakdowns on the road. Below, we go over the main indicators of transmission trouble. When your semi truck needs transmission repairs in Phoenix, contact Emergency Roadside Truck and Trailer Repair. Transmission Fluid Leak Any visible leak should be fixed immediately since transmission fluid is essential for cooling and lubricating the transmission system. When conducting an inspection, you may notice low transmission fluid levels or fluid puddles developing beneath the car. Furthermore, visible smoke or a burning smell coming from the engine compartment may be signs that hot engine parts are coming into contact with leaky transmission fluid. Strange Noises Strange noises like clunking, whining, or grinding can be caused by several problems, including worn gears, damaged bearings, or transmission fluid leaks. Ignoring these noises may cause more significant harm and leave you stranded. Trouble Shifting Gears A gearbox problem is most likely to blame if your truck has jerky transitions, slow shifts, or slipping gears. The most typical ones include internal damage, fluid leakage, and worn clutches. Ignoring these warning indicators affects the functionality of your truck and may lead to further damage if ignored. The overall operation of your semi truck depends on smooth and reliable gear shifts. Issues Accelerating You may have a transmission problem if your truck has trouble accelerating or responds slowly to acceleration commands. These issues could limit the transmission's capacity to transfer power effectively, such as slipping gears or low fluid levels. Semi Truck Transmission Repair in Phoenix When it comes to transmission issues, trust the expertise of Emergency Roadside Truck and Trailer Repair's full-service big rig transmission repair shop in Phoenix. Our experienced technicians specialize in diagnosing and repairing a wide range of transmission problems, from minor transmission leaks to complete transmission rebuilds. Equipped with state-of-the-art diagnostic tools and industry-leading equipment, we're committed to delivering top-quality transmission repairs with a focus on minimizing downtime and maximizing performance for your semi trucks. Call us at  602-830-2602  to schedule an appointment for transmission repair .

The driveline, which includes components such as the driveshaft, axles, and differential, is responsible for transmitting power from the engine to the wheels. Neglecting driveline maintenance can lead to costly and dangerous problems. When it’s time to schedule driveline maintenance for your semi truck in Phoenix, call Emergency Roadside Truck and Trailer Repair. Achieve Optimal Performance Regular driveline maintenance will keep your truck operating at its best. The driveline components work together to transfer the engine's power to the wheels efficiently. Over time, these components can wear out or become damaged, leading to a loss of power and efficiency. By maintaining the driveline, you can prevent performance issues such as vibrations, unusual noises, and difficulty in handling. Prevent Costly Repairs Performing routine maintenance can help identify minor problems before they escalate. For example, a worn-out U-joint can cause the driveshaft to fail, leading to expensive repairs and extended downtime. By inspecting and servicing the driveline components regularly, you can replace worn parts and lubricate moving parts, reducing the risk of catastrophic failures. Enhance Safety A well-maintained driveline is essential for the safety of both the driver and other road users. Driveline failures can lead to loss of vehicle control, accidents, and potentially life-threatening situations. Regular inspections can reveal issues such as loose or damaged components and repair them before they pose a safety hazard. Proper maintenance also guarantees that the driveline operates smoothly, reducing the likelihood of sudden breakdowns that can leave you stranded on the side of the road. Extend Vehicle Lifespan The driveline is subjected to significant stress and strain, especially in heavy-duty applications. Regular maintenance helps keep the driveline in good condition, preventing excessive wear and tear. By ensuring that all driveline components are functioning properly, you can extend the lifespan of your truck, maximizing your investment and reducing the need for premature replacements. Improve Fuel Efficiency When driveline components are in good condition, the power from the engine is transmitted to the wheels more effectively, reducing energy loss. Conversely, a poorly maintained driveline can cause increased friction and resistance, leading to higher fuel consumption. By keeping the driveline in optimal condition, you can improve your truck's fuel efficiency. Semi Truck Maintenance in Phoenix At Emergency Roadside Truck and Trailer Repair, our commercial fleet repair shop in Phoenix is capable of performing any regular maintenance required to keep your heavy-duty truck running efficiently. From semi truck oil changes and fluid services to driveline maintenance, our comprehensive semi truck maintenance services will prolong the lifespan of your vehicle and minimize the risk of unexpected breakdowns. Trust our experienced truck mechanics to perform thorough inspections and maintenance tasks, keeping your semi in peak condition for the long haul. To learn more about the timing or cost of semi truck maintenance in Phoenix, call our team at  602-830-2602  .

In the scorching heat of Phoenix, maintaining a functioning air conditioning system in your semi truck is essential for comfort and safety during long hauls. But how do you know when your AC system needs attention? Several telltale signs indicate it's time for AC repair, which we discuss below. When your semi truck needs AC repair or maintenance services in Phoenix, call Emergency Roadside Truck and Trailer Repair. Air Isn’t Cool Enough One of the most obvious signs that your semi truck's AC system needs repair is when the air isn't cool enough despite the system being turned on. This can manifest as warm or lukewarm air blowing from the vents instead of the refreshing cool air you need to combat the intense desert heat. Several factors could contribute to this issue, such as low refrigerant levels, a malfunctioning compressor, or clogged air filters. AC Has a Bad Odor Bad odors can stem from mold or mildew growth within the AC system, often due to moisture accumulation in the evaporator coil or air ducts. These unpleasant smells affect your comfort and indicate potential health hazards, especially in the desert climate of Phoenix where mold and mildew can thrive. AC Won’t Turn On or Off If your semi truck’s AC system refuses to turn on or off as expected, the issue could stem from various factors, including electrical problems, malfunctioning switches, or issues with the thermostat. Ignoring this sign not only compromises your comfort during long hauls but also poses potential safety risks, especially in extreme temperatures. There Are Water Stains or Leaks Water stains or leaks often result from a buildup of condensation within the AC system, which can occur due to clogged drain tubes or a faulty evaporator coil. Ignoring this sign can lead to further damage to your vehicle's interior and potentially contribute to mold or mildew growth, affecting air quality and your health. Semi Truck AC Repair in Phoenix At Emergency Roadside Truck and Trailer Repair, we specialize in performing big rig repair in Phoenix and the surrounding areas. We understand that your job has you on the go, so we work hard to provide a timely response and efficient semi truck repairs, no matter what issues you might be facing. When you need AC repair to keep the cool air flowing, our heavy truck mechanics in Phoenix can help. Give us a call at  602-830-2602  to request immediate assistance or a quote for the cost of semi truck repair in Phoenix or any nearby town.

Taking your RV on the open road is exciting, but mechanical troubles could put a damper on your plans. We review the most common issues RV owners face and how our mechanics can help below. When you need RV or mobile home repair in Phoenix, call Emergency Roadside Truck and Trailer Repair. Engine Malfunctions Symptoms such as rough idling, strange noises, or sudden loss of power may suggest underlying engine issues. Faulty spark plugs, fuel system troubles, and ignition system faults are common factors. Getting regular maintenance inspections and timely repairs can help prevent these problems, ensuring your RV engine functions smoothly throughout your journey. Transmission Breakdowns Slipping gears, delayed or rough shifting, and fluid leaks are all classic indicators of transmission problems that should not be overlooked. These faults might occur because of transmission fluid problems, a faulty torque converter, or wear and tear on transmission components. Regular maintenance, including fluid checks and timely servicing, is critical for avoiding transmission problems. Plumbing Problems Plumbing issues in RVs could turn a road trip into a catastrophe. Leaks, clogged drains, and malfunctioning water heaters can all interrupt the comfort and functionality of your mobile home. Leaks can cause water damage and mold growth, while clogs can disrupt the operation of sinks and toilets. Air Conditioning A faulty air conditioner in Arizona can bring your trip to a screeching halt. Common problems include insufficient cooling, unusual noises, and complete system failure. A malfunctioning compressor, low refrigerant levels, or the thermostat could cause these faults. Regular maintenance, such as cleaning filters and checking refrigerant levels, is required to avoid malfunctions and keep the air conditioning system functioning smoothly. Mobile RV and Mobile Home Repair in Phoenix When traveling from sight to sight, it’s not uncommon for RV and motorhome issues to arise unexpectedly, leaving you stranded and in need of immediate assistance. If you’re near Phoenix, rely on Emergency Roadside Truck and Trailer Repair to deliver exceptional mobile motorhome repair services for all sizes of RVs, including Class A and Class C. Our RV mechanics will come to your location equipped with the necessary tools and expertise to diagnose and repair a wide range of issues, from mechanical breakdowns to electrical malfunctions and brake trouble. Whether you're experiencing engine problems, automotive fluid leaks, or safety issues, count on us to get you back on the road in no time, ensuring you make it to your next destination with ease. Call us at  602-830-2602  for service.