Questions & Answers

Click on a link below for answers to common questions or for more information on key topics.

• All Those Dash Warning Lights! What Do They Mean?
• What is a “driveability” problem?
• What’s the difference between the engine cooling system AND the air conditioning system?
  
  
• What is State Emission Inspection?
• What is State Safety Inspection?
• What color is your antifreeze?
• What is my headgasket and why did it fail?
• What are all the things that can cause brake noise?
  
  
• Why replace rotors rather than machine?
• Premium brake rotors versus economy brake rotors?
• Premium Brake Pads versus Economy Brake Pads versus Ceramic Brake Pads?
  
  
• An explanation of your vehicle's evaporative emissions system
• Why might the CHECK ENGINE light have come ON?
• Why does my car/truck have an evap system?
  
  
• An explanation of the OBD2 design computer system on your car or truck
• Why does the yellow or orange Service Engine Soon Light (SES) or Check Engine Light Come ON?
  
  
• Cooling system case study
• Driveability Diagnosis
• PCV system operation (Positive Crankcase Ventilation)
• AC compressor failure
• R134 A explanation
• How Ignition Works and Fails
• Replacing the waterpump and/or timing belt idler pulley