Duramax Diesel Repair

You can find Duramax diesel engines in GM products—Chevy and GMC. And every diesel repair specialist at Branch Automotive has the experience and ASE Certifications to work on Duramax engines. 

If you need Duramax diesel repair services and maintenance, contact us for an appointment. You can call us at (303) 771-2224. We are conveniently located at 6030 East County Line Road, Littleton, CO 80126-3919.

Common Duramax Issues We Repair in Littleton, CO

Anything could go wrong with any engine (including a Duramax), but we see specific issues more often than others. This is not a comprehensive list of what our diesel repair specialists can repair, but it covers many cases. And they usually cause the check engine light to illuminate.

  • DEF heater performance issues (including the diesel exhaust fluid heater circuit)
  • Exhaust gas recirculation (EGR) issues (including performance codes, valve, and bypass valve issues)
  • Fuel rail pressure sensor circuit and performance issues
  • Service emissions system message
  • Cooling system temperature issues
  • Engine overheating issues
  • Head gasket leaks
  • Oil in the cooling system reservoir
  • DEF quality message
  • Derate (loss of power)
  • Reduced engine power
  • Water in fuel

If your Duramax diesel has these or other problems, or when its time for preventative maintenance, contact Branch Automotive in Littleton, CO for an appointment.

Duramax Repair Services We Perform in Littleton, CO

Every diesel repair specialist of Branch Automotive is certified to repair or replace engines and transmissions. We also perform preventative maintenance such as oil changes, transmission fluid exchanges, and filter changes to prevent break downs due to lack of maintenance. We also track down oil leaks and coolant leaks and repair them. 

Additional services and preventative maintenance include:

  • Suspension repair
  • Axle shaft replacement
  • Differentials
  • Fuel injectors and other fuel system components
  • Heating and air conditioning
  • Fluid leaks, including power steering leaks
  • Hydro booster issues

We also offer Stack Clean service, where we clean all of the debris from the fins of the radiator, intercooler, transmission cooler, and A/C condenser. We remove all coolers from the front of the vehicle, degrease and reverse pressure-wash them to remove debris from between the fins, and reinstall the coolers. This process helps keep the engine running more efficiently and cooler. (Stack Clean is a proprietary process you will likely only find at Branch Automotive.)

Contact Branch Automotive in Littleton, CO for Duramax Diesel Service

If you need repair services or maintenance for your Duramax vehicle, contact Branch Automotive in Littleton, CO for an appointment. All of our techs are certified. Moreover, we use only quality parts. 

You can reach us at (303) 771-2224. If your truck broke down on the road. have the tow truck drop it off at our shop. We are conveniently located at 6030 East County Line Road, Littleton, CO 80126-3919.