All Engines & Transmissions

Used Engines, Rebuilt Engines & Transmission Services in Westminster, CO & the Surrounding Areas

  • Engine Repair & Replace
  • Used & Rebuilt Engine Sales
  • Used & Rebuilt Transmission Sales
  • Transmission Repair & Replace
  • Computer Auto Diagnostics
  • Manual Transmissions
  • Automatic Transmissions
  • Full Service Auto Repair
  • Scheduled Auto Maintenance
  • Foreign & Domestic

All Engines & Transmissions specializes in engine and transmission sales and replacement in greater Denver at our full service auto repair shop in Westminster. We only offer the highest quality transmissions and engines for sale and complete expert installation and rebuilding services in-house. No matter what you drive, our local auto mechanics can source the proper components if we don't already have them in stock to get you quickly back on the road in a safe and reliable vehicle. In addition to used and rebuilt engine and transmission sales and installs, you can trust us for bumper to bumper auto care. We fix car trouble big and small, so don’t hesitate to give us a call at our Westminster garage when problems arise. We’re happy to provide a quote for auto repair costs for your vehicle.

All Engines & Transmissions is proud to assist drivers in Westminster, Broomfield, Thornton, Northglenn, Arvada and throughout the greater Denver community. To provide the highest quality car care services, including brake repair, electric repair, suspension repair or cooling system repair, we have invested in the latest auto diagnostic and repair equipment, ensuring we can fix auto problems quickly and accurately. Our team is also skilled at conducting factory auto maintenance, such as 30/60/90K services, oil changes, filter replacements and tune ups.

No matter what your Asian, European or domestic vehicle needs, we can handle it. Our friendly and highly skilled team of technicians looks forward to working with you to resolve your automotive woes. Give All Engines & Transmission a call at (720) 707-0183 to inquire about engine sales or transmission sales in Denver, or to schedule general auto repair and maintenance at our nearby auto shop.

No matter what your Asian, European or domestic vehicle needs, we can handle it. Our friendly and highly skilled team looks forward to working with you to resolve your automotive woes. Give All Engines & Transmission a call at (720) 707-0183 to inquire about engine sales in Denver, transmission sales in Denver, or to schedule general auto repair and maintenance at our nearby auto shop.

No matter what your Asian, European or domestic vehicle needs, we can handle it. Our friendly and highly skilled team looks forward to working with you to resolve your automotive woes. Give All Engines & Transmission a call at (720) 707-0183 to inquire about engine sales in Denver, transmission sales in Denver, or to schedule general auto repair and maintenance at our nearby auto shop.

All Engines & Transmissions Blogs

By All Engines & Transmissions • October 14, 2026
Because modern automatic transmissions contain numerous moving parts and complex hydraulic and electronic systems, neglecting maintenance can lead to serious mechanical problems. Fortunately, adopting a few good driving habits and following a consistent maintenance routine can help reduce wear and prevent breakdowns. At All Engines & Transmissions, we provide expert transmission service in the greater Westminster, CO area. Here are a few basic tips for keeping your automatic transmission in good condition and avoiding major repairs. Keep Up With Transmission Fluid Maintenance Transmission fluid lubricates internal components, helps regulate operating temperatures, and provides hydraulic pressure for smooth gear changes. Over time, the fluid can deteriorate or become contaminated, reducing its effectiveness. Follow your vehicle manufacturer's recommendations for checking and servicing the fluid, including the correct fluid type and service interval. Addressing low fluid levels or leaks promptly can help prevent overheating and unnecessary internal wear. Pay Attention to Warning Signs of Trouble Recognizing transmission problems early can help prevent minor issues from becoming major mechanical failures. Warning signs include delayed engagement, slipping gears, rough shifting, unusual noises, and fluid leaking beneath your vehicle. You might also notice the engine revving without a corresponding increase in speed. If any of these symptoms develop, schedule a professional inspection promptly. Continuing to drive with a developing transmission problem can increase damage and make repairs more extensive. Prevent Transmission Overheating Excessive heat is a major contributor to automatic transmission wear. Heavy towing, hauling substantial loads, and frequent stop-and-go traffic can increase transmission temperatures. Follow your vehicle manufacturer's towing and load recommendations, and make sure that cooling components are functioning properly. Schedule Regular Professional Inspections Routine professional inspections can help identify leaks, deteriorating fluid, electronic faults, and other developing concerns before they become severe. A technician can evaluate transmission performance, check for diagnostic trouble codes, and recommend maintenance based on your vehicle's age, mileage, and driving conditions. Transmission Service in Westminster, CO For expert transmission service in Westminster and the surrounding area, contact All Engines & Transmissions at (720) 707-0183. Feel free to give us a call to make an appointment!
By All Engines & Transmissions • September 15, 2026
Your vehicle’s transmission depends on an adequate supply of clean transmission fluid to lubricate components, manage operating temperatures, and help the transmission shift properly. A leak can gradually lower the fluid level and interfere with normal operation. Because transmission problems can become more complicated when they’re ignored, it’s important to recognize potential warning signs early. At All Engines & Transmissions, we provide expert transmission fluid leak detection and repair in the greater Westminster, CO area. Here are four signs that your vehicle may be leaking transmission fluid. Fluid Spots Under the Vehicle Finding fluid underneath your vehicle is one of the most noticeable signs of a possible transmission leak. Depending on its age and condition, transmission fluid can range from bright red to darker brown. You may notice spots after parking in your driveway. Since other automotive fluids can also leak, a professional inspection can identify the fluid and locate its exact source. Delayed or Erratic Gear Shifting A transmission with insufficient fluid may have difficulty changing gears smoothly. You could encounter hesitation before a gear engages, unexpected shifting, slipping, or noticeable delays between gears. These symptoms can have multiple causes, but a fluid leak that has allowed the transmission level to become too low is one possibility. Prompt diagnosis can help prevent the issue from becoming more severe. Unusual Burning Odors A burning smell coming from your vehicle can be another warning sign of a transmission-related problem. Leaking fluid may contact hot components, while low fluid levels can contribute to additional friction and heat within the transmission. Transmission fluid that has become overheated or degraded may also produce an unusual odor. Any persistent burning smell deserves professional attention. Strange Transmission Noises Whining, humming, buzzing, or other unfamiliar noises can indicate that the transmission is not operating normally. Low fluid can reduce lubrication between internal components and contribute to increased friction. If unusual noises occur while accelerating or shifting, have the vehicle evaluated. Transmission Fluid Leak Repair in Westminster, CO For expert transmission repair in Westminster, CO and the surrounding area, contact All Engines & Transmissions at (720) 707-0183. Feel free to give us a call to schedule an appointment!
By All Engines & Transmissions • August 13, 2026
An overheating engine is a problem that should never be ignored. While modern vehicles are equipped with cooling systems designed to regulate engine temperature, several mechanical problems can prevent these systems from working properly. Continuing to drive an overheating vehicle can result in severe engine damage, including warped components or a failed head gasket. At All Engines & Transmissions, we provide expert cooling system repair in the greater Westminster, CO area. Here’s a look at four common causes of overheating that should be addressed right away. Failing Thermostat The thermostat controls when coolant flows between the engine and radiator. If it becomes stuck closed, coolant may not circulate properly, causing engine temperatures to rise. A malfunctioning thermostat can cause overheating relatively quickly, particularly during demanding driving conditions. Replacing a faulty thermostat can restore proper coolant circulation. Low Coolant Levels Coolant is essential for transferring heat away from the engine. If the coolant level becomes too low, the cooling system may not be able to regulate engine temperature effectively. Low coolant can result from a leak in a hose, radiator, water pump, or another component. If you frequently need to add coolant, have the system inspected to identify the source of the problem. Damaged Radiator The radiator plays an important role in releasing heat from engine coolant. Damage, corrosion, clogged passages, or restricted airflow can prevent it from working effectively. A radiator may also develop leaks that gradually reduce coolant levels. If your vehicle overheats or you notice coolant leaking from the front of the vehicle, the radiator should be inspected. Failing Water Pump The water pump circulates coolant throughout the engine and cooling system. If the pump becomes worn or fails, coolant circulation can be reduced or stopped entirely. Warning signs can include overheating, coolant leaks, and grinding or whining noises. Because a water pump failure can quickly lead to serious overheating, prompt diagnosis is important. Cooling System Repair in Westminster, CO For expert auto repair in Westminster and the surrounding area, contact All Engines & Transmissions at (720) 707-0183. Feel free to give us a call to make an appointment for car car in greater Westminster!
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