Always take your vehicle for service and repair at a facility to have technicians who are properly trained and have the proper equipment to take care of your vehicle needs. Not all shops are equal and do expect to pay for diagnostic time. If your technician is recommending an engine cleaning service, chances are they're recommending it is good preventative maintenance. Join Ayers Repair Car Club and receive over $780 worth of auto repair services for only $248.95 which is the best car care value. https://bit.ly/SBAutoRepair Ayers Car Care Tip https://youtu.be/5WBeN2Nb4L0 via @YouTube