Bumper to Bumper Radio, the car guys on KTAR, 92.3 FM in Phoenix, AZ, broadcast every Saturday from 11:00 am to noon. On this show, Matt Allen of Virginia Auto Service in Phoenix, AZ talks about modern day tune-ups and how automotive maintenance has evolved in recent decades. Also on this show:

• How long spark plugs should last based on your vehicle.
• How often should you clean your fuel injectors?
• What causes carbon buildup in your engine?
• 2001 Honda Accord: Why am I having issues accelerating after replacing my engine mounts?
• Mitsubishi Outlander: Where would I find the source of a humming noise coming from my vehicle?
• 2007 Acura TSX: How can I fix a noisy AC in my vehicle?
• 2014 Nissan Altima: Why is my vehicle struggling to engage my CVT transmission?

Cars talked about on this show are the 2001 Honda Accord, Mitsubishi Outlander, 2007 Acura TSX, and the 2014 Nissan Altima.