CO₂ as a Refrigerant is Happening by Mercedes-Benz StarTunedUnder development for many years, R744 systems will be showing up soon. Are you ready? I know what many shop owners and technicians are... read more
Diagnosing a Honda Accord Damaged Key Cylinder Failure by Import ServiceA co-worker had an ignition key problem and soon thereafter the entire key cylinder failed, disintegrating to the point of a total... read more
NASTF and the VSP Registry by Mercedes-Benz StarTunedValuable resources for independent repair shops The National Automotive Service Task Force (NASTF) was created to provide a technology... read more
The Causes of DTCs P0170 and P0173 in Mercedes-Benz Vehicles: Air, Fuel or a Red Herring? by Mercedes-Benz StarTunedThe OBDII Fuel Trim DTCs P0170 and P0173 are often the subject of robust online debate, some confusion as to their meaning, and further... read more